Best Esim Uk O2 of 2025

Last updated on 10/10/2025

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Best Choice

O2 Unlimited 5G Data SIM - Perfect for unlocked Phones, Routers, Tablets and Wifi Dongles - Activate anytime when you receive the SIM - Choose your Data Duration (6 Months)

O2 Unlimited 5G Data SIM - Perfect for unlocked Phones, Routers, Tablets and Wifi Dongles - Activate anytime when you receive the SIM - Choose your Data Duration (6 Months)

Scancom

Free Shipping

Why we love it

Easy anytime activation process.
Renewable data for longer use.
Compatible with various devices.

Main Highlights

ANYTIME ACTIVATION - Activate your Sim by scanning the supplied QR Code and enjoy 6 months of 4G & 5G data. We will activate your sim within 1 business day.
DATA RENEWAL OPTION - Extend your data usage beyond the initial term with the option to renew at the end, ensuring continuous connectivity without interruption.
UNIVERSAL DEVICE COMPATIBILITY - Optimised for Smartphones, Tablets, Laptops, Mobile Wi-Fi Dongles, Routers, IoT Devices, Smart Meters, Vehicles, Drones, GPS Trackers, Smart Home Devices & Security Cameras.
DEDICATED CUSTOMER SUPPORT - For any connection queries, our customer support team at Scancom is ready to assist you. Please contact support@scancom.co.uk
ZERO CONTRACTS - Benefit from our data services without the burden of contracts or recurring fees.
VERSATILE TRIPLE CUT SIM - Our all-in-one sim card fits any Standard, Micro, and Nano size device.
EXCLUSIVE UK DATA-ONLY - Tailored for data usage with a 600GB/month fair use UK-only data allowance. This Sim card does not support calls, texts, or roaming.
*Breach of fair usage policy: Data usage where users regularly tether to 12 or more devices or have used 600GB of data twice within a 6-month period. This includes fraudulent, abusive, illegal, nuisance, or outside normal commercial practice usage.

9.8

Exceptional

9.8

Exceptional

Scancom

O2 Unlimited 5G Data SIM - Perfect for unlocked Phones, Routers, Tablets and Wifi Dongles - Activate anytime when you receive the SIM - Choose your Data Duration (6 Months)

Free Shipping

Why we love it

Easy anytime activation process.
Renewable data for longer use.
Compatible with various devices.

Main Highlights

ANYTIME ACTIVATION - Activate your Sim by scanning the supplied QR Code and enjoy 6 months of 4G & 5G data. We will activate your sim within 1 business day.
DATA RENEWAL OPTION - Extend your data usage beyond the initial term with the option to renew at the end, ensuring continuous connectivity without interruption.
UNIVERSAL DEVICE COMPATIBILITY - Optimised for Smartphones, Tablets, Laptops, Mobile Wi-Fi Dongles, Routers, IoT Devices, Smart Meters, Vehicles, Drones, GPS Trackers, Smart Home Devices & Security Cameras.
DEDICATED CUSTOMER SUPPORT - For any connection queries, our customer support team at Scancom is ready to assist you. Please contact support@scancom.co.uk
ZERO CONTRACTS - Benefit from our data services without the burden of contracts or recurring fees.
VERSATILE TRIPLE CUT SIM - Our all-in-one sim card fits any Standard, Micro, and Nano size device.
EXCLUSIVE UK DATA-ONLY - Tailored for data usage with a 600GB/month fair use UK-only data allowance. This Sim card does not support calls, texts, or roaming.
*Breach of fair usage policy: Data usage where users regularly tether to 12 or more devices or have used 600GB of data twice within a 6-month period. This includes fraudulent, abusive, illegal, nuisance, or outside normal commercial practice usage.

Value for Money

SimCorner Europe & UK Travel eSim Card - BIG 200GB Data. 30 Days. No Daily Limit. Use In 45 Countries. Data Only International Travel eSIM Card For eSim Compatible Mobile Phone, Ipads, Tablets

SimCorner Europe & UK Travel eSim Card - BIG 200GB Data. 30 Days. No Daily Limit. Use In 45 Countries. Data Only International Travel eSIM Card For eSim Compatible Mobile Phone, Ipads, Tablets

SimCorner

Free Shipping

Why we love it

Stay connected across Europe.
Unlimited access to social media.
Simple and hassle-free activation.

Main Highlights

Stay Connected in Europe: Enjoy uninterrupted data access with our Europe & UK Data eSIM. Get a massive 200GB of fast data for your 30 day trip. Perfect for international travellers to over 45 European Countries. Note, this Sim does not work in Switzerland
No Online Restrictions: Access any website or social media app like Facebook, Whatsapp, Instagram, and more without limitations. No VPN needed. Use your mobile as a hotspot or tether to other devices, keeping everyone connected
Easy Activation: After you’ve ordered, you will receive simple step-by-step activation instructions. Our prepaid e-sim is hassle-free. This UK and Europe Travel eSIM card will automatically activate based on the Activation Date that you provide during the registration process.
More Data & Extended Time Available: If you need more data, buy multiple eSIMs to meet your specific data requirements. For longer trips, simply purchase additional eSIMs to stay connected beyond 30 days
Wide Device Compatibility: Our data-only eSIM works with mobile phones, Apple iPads, and tablets featuring eSIM support. While it doesn't include a phone number, you can make calls and send messages through popular apps

SimCorner Europe & UK Travel eSim Card - BIG 200GB Data. 30 Days. No Daily Limit. Use In 45 Countries. Data Only International Travel eSIM Card For eSim Compatible Mobile Phone, Ipads, Tablets

Free Shipping

Why we love it

Stay connected across Europe.
Unlimited access to social media.
Simple and hassle-free activation.

Main Highlights

Stay Connected in Europe: Enjoy uninterrupted data access with our Europe & UK Data eSIM. Get a massive 200GB of fast data for your 30 day trip. Perfect for international travellers to over 45 European Countries. Note, this Sim does not work in Switzerland
No Online Restrictions: Access any website or social media app like Facebook, Whatsapp, Instagram, and more without limitations. No VPN needed. Use your mobile as a hotspot or tether to other devices, keeping everyone connected
Easy Activation: After you’ve ordered, you will receive simple step-by-step activation instructions. Our prepaid e-sim is hassle-free. This UK and Europe Travel eSIM card will automatically activate based on the Activation Date that you provide during the registration process.
More Data & Extended Time Available: If you need more data, buy multiple eSIMs to meet your specific data requirements. For longer trips, simply purchase additional eSIMs to stay connected beyond 30 days
Wide Device Compatibility: Our data-only eSIM works with mobile phones, Apple iPads, and tablets featuring eSIM support. While it doesn't include a phone number, you can make calls and send messages through popular apps

UK Multi-Network Data-Only eSIM | 12-Month Validity | Auto-Connects to Strongest Network: EE, Three, O2, or Vodafone | Compatible with eSIM Devices (5 GB - 12 Months)

UK Multi-Network Data-Only eSIM | 12-Month Validity | Auto-Connects to Strongest Network: EE, Three, O2, or Vodafone | Compatible with eSIM Devices (5 GB - 12 Months)

GraspLet

Why we love it

Effortless network switching ensures connectivity.
Instant setup with QR code scan.
Flexible data plans for everyone's needs.

Main Highlights

✅ DATA PLAN DETAILS: Enjoy your total data allowance over your plan duration, starting from the SIM’s first use. This is not a monthly allowance — it’s your full data package to use as needed! Need more? Top up in seconds via your MyGraspLet account.
✅ UNMATCHED NETWORK COVERAGE: Say goodbye to weak signals! Our SmartSIM automatically switches between EE, Vodafone, O2 and Three, ensuring you always have the strongest network signal anywhere in the UK. No more dead zones or dropped connections!
✅ WHAT’S INCLUDED: A physical eSIM QR code that can be scanned and installed in seconds on any eSIM-compatible device, giving you data access across all major UK networks — EE, Vodafone, O2, and Three. This is a data-only SIM, meaning no calls or texts — just pure, reliable internet!
✅ TRANSFERABLE eSIM: Install, remove, and reuse the eSIM across any of your supported devices — it’s that simple.
✅ WIDE DEVICE COMPATIBILITY: Works flawlessly with a wide range of eSIM-enabled devices — including smartphones, tablets, laptops, routers, and smart home systems.
✅ MYGRASPLET ACCOUNT: Sign up and manage your SIMs easily through the MyGraspLet online portal. Add multiple SIMs, track data usage, top up in seconds, and explore a variety of UK, EU, and USA data plans — all from one simple, user-friendly platform.
✅ HIGH-SPEED PERFORMANCE: Enjoy fast, dependable internet with support for 2G, 3G, 4G, and 5G networks. Stream, browse, and work online without interruptions.
✅ DEDICATED CUSTOMER SUPPORT: Our UK-based support team is available 24/7, all year round. Contact us anytime via support@grasplet.com or through your MyGraspLet account for fast, reliable assistance.

UK Multi-Network Data-Only eSIM | 12-Month Validity | Auto-Connects to Strongest Network: EE, Three, O2, or Vodafone | Compatible with eSIM Devices (5 GB - 12 Months)

Why we love it

Effortless network switching ensures connectivity.
Instant setup with QR code scan.
Flexible data plans for everyone's needs.

Main Highlights

✅ DATA PLAN DETAILS: Enjoy your total data allowance over your plan duration, starting from the SIM’s first use. This is not a monthly allowance — it’s your full data package to use as needed! Need more? Top up in seconds via your MyGraspLet account.
✅ UNMATCHED NETWORK COVERAGE: Say goodbye to weak signals! Our SmartSIM automatically switches between EE, Vodafone, O2 and Three, ensuring you always have the strongest network signal anywhere in the UK. No more dead zones or dropped connections!
✅ WHAT’S INCLUDED: A physical eSIM QR code that can be scanned and installed in seconds on any eSIM-compatible device, giving you data access across all major UK networks — EE, Vodafone, O2, and Three. This is a data-only SIM, meaning no calls or texts — just pure, reliable internet!
✅ TRANSFERABLE eSIM: Install, remove, and reuse the eSIM across any of your supported devices — it’s that simple.
✅ WIDE DEVICE COMPATIBILITY: Works flawlessly with a wide range of eSIM-enabled devices — including smartphones, tablets, laptops, routers, and smart home systems.
✅ MYGRASPLET ACCOUNT: Sign up and manage your SIMs easily through the MyGraspLet online portal. Add multiple SIMs, track data usage, top up in seconds, and explore a variety of UK, EU, and USA data plans — all from one simple, user-friendly platform.
✅ HIGH-SPEED PERFORMANCE: Enjoy fast, dependable internet with support for 2G, 3G, 4G, and 5G networks. Stream, browse, and work online without interruptions.
✅ DEDICATED CUSTOMER SUPPORT: Our UK-based support team is available 24/7, all year round. Contact us anytime via support@grasplet.com or through your MyGraspLet account for fast, reliable assistance.

Wave Connect Quad Network Data Only SIM Card, Three, EE, O2, Vodafone, 4G LTE + 5G Prepaid, Activates On First Use, Includes UK, Ireland, EU, For Unlocked Devices (6GB | 12 Months)

Wave Connect Quad Network Data Only SIM Card, Three, EE, O2, Vodafone, 4G LTE + 5G Prepaid, Activates On First Use, Includes UK, Ireland, EU, For Unlocked Devices (6GB | 12 Months)

Wave Connect

13% OffFree Shipping

Why we love it

Flexible SIM card sizes available.
Easy online registration process.
Automatic top-ups for convenience.

Main Highlights

THE PLAN: 6GB to use anytime within 365 days months (not 6GB per month). Refill any time to reset the duration.
WHAT’S INCLUDED: A 3-in-1 SIM card with data to use across all major UK networks. The card includes standard/micro/nano sizes. This is data-only, no voice or text.
HOW IT WORKS: Insert to use straight away, register online to view data use and top-up.
WHY THIS SIM? Enjoy online access to view data consumption, add alerts and notifications when nearing your data allowance, and top-up manually or choose automatic top-ups with different data allowances available.
WHO’S THIS FOR? This non-steered SIM card connects to all networks so is great for trail cameras, CCTV, surveillance, security, movement cameras, solar energy monitoring systems and wind turbines - although it will work with most devices.
TOP-UP ANYTIME: A choice of options to add more data based on your use. Downgrade or upgrade at any time. Select automatic refill to ensure you’re always connected.

Wave Connect Quad Network Data Only SIM Card, Three, EE, O2, Vodafone, 4G LTE + 5G Prepaid, Activates On First Use, Includes UK, Ireland, EU, For Unlocked Devices (6GB | 12 Months)

13% OffFree Shipping

Why we love it

Flexible SIM card sizes available.
Easy online registration process.
Automatic top-ups for convenience.

Main Highlights

THE PLAN: 6GB to use anytime within 365 days months (not 6GB per month). Refill any time to reset the duration.
WHAT’S INCLUDED: A 3-in-1 SIM card with data to use across all major UK networks. The card includes standard/micro/nano sizes. This is data-only, no voice or text.
HOW IT WORKS: Insert to use straight away, register online to view data use and top-up.
WHY THIS SIM? Enjoy online access to view data consumption, add alerts and notifications when nearing your data allowance, and top-up manually or choose automatic top-ups with different data allowances available.
WHO’S THIS FOR? This non-steered SIM card connects to all networks so is great for trail cameras, CCTV, surveillance, security, movement cameras, solar energy monitoring systems and wind turbines - although it will work with most devices.
TOP-UP ANYTIME: A choice of options to add more data based on your use. Downgrade or upgrade at any time. Select automatic refill to ensure you’re always connected.

USA eSIM 14 Days. Unlimited High-Speed Data, Local Calls & Texts on T-Mobile Network (Hawaii Included). No Need to Wait for Package!. Get eSIM Same Day via Email and Start Using Immediately !

USA eSIM 14 Days. Unlimited High-Speed Data, Local Calls & Texts on T-Mobile Network (Hawaii Included). No Need to Wait for Package!. Get eSIM Same Day via Email and Start Using Immediately !

TSIM

Free Shipping

Why we love it

Unlimited 5G Data for Travel.
Easy Automatic eSIM Installation.
Same Day Activation Available.

Main Highlights

USA eSIM for UK PHONE: Local T-Mobile USA eSIM for Travel to the USA. Truly Unlimited SuperSpeed 5G Data, Calls and Texts within USA. HotSpot / Tethering enabled. No International calls included from USA.
AUTOMATIC INSTALLATION: By end of day you choose, you get a notification from provider requesting installation of your eSIM. No need to scan QR codes!
GET eSIM SAME DAY! A few hours after ordering, go to tsim.mobi/activate, enter your Amazon orderID and follow instructions to schedule immediate or later activation of eSIM. You will also receive an email with the URL and instructions if needed. The manual is also uploaded in the images.
FREE COMPATIBILITY CHECK: Use a modern phone with eSIM capability to be able to utilise American networks. In general Chinese branded phones are NOT allowed on American networks. iPhones 12+ always work. Search for "t-mobile bring your own phone" or visit tsim.mobi/chat for free compatibility check.
PLEASE NOTE: Ensure your device supports eSIM, as no physical SIM card is delivered. The activation process requires your phone IMEI and EID number by dialing *#06# on your phone. See video on why this is needed. This eSIM is Prepaid, which means you do not need to pay any more to get unlimited data, local calls and text regardless of any communication you receive. eSIM only works in USA. eSIM only works in phones, may not work in mifi, tablets or routers

USA eSIM 14 Days. Unlimited High-Speed Data, Local Calls & Texts on T-Mobile Network (Hawaii Included). No Need to Wait for Package!. Get eSIM Same Day via Email and Start Using Immediately !

Free Shipping

Why we love it

Unlimited 5G Data for Travel.
Easy Automatic eSIM Installation.
Same Day Activation Available.

Main Highlights

USA eSIM for UK PHONE: Local T-Mobile USA eSIM for Travel to the USA. Truly Unlimited SuperSpeed 5G Data, Calls and Texts within USA. HotSpot / Tethering enabled. No International calls included from USA.
AUTOMATIC INSTALLATION: By end of day you choose, you get a notification from provider requesting installation of your eSIM. No need to scan QR codes!
GET eSIM SAME DAY! A few hours after ordering, go to tsim.mobi/activate, enter your Amazon orderID and follow instructions to schedule immediate or later activation of eSIM. You will also receive an email with the URL and instructions if needed. The manual is also uploaded in the images.
FREE COMPATIBILITY CHECK: Use a modern phone with eSIM capability to be able to utilise American networks. In general Chinese branded phones are NOT allowed on American networks. iPhones 12+ always work. Search for "t-mobile bring your own phone" or visit tsim.mobi/chat for free compatibility check.
PLEASE NOTE: Ensure your device supports eSIM, as no physical SIM card is delivered. The activation process requires your phone IMEI and EID number by dialing *#06# on your phone. See video on why this is needed. This eSIM is Prepaid, which means you do not need to pay any more to get unlimited data, local calls and text regardless of any communication you receive. eSIM only works in USA. eSIM only works in phones, may not work in mifi, tablets or routers

Australia eSIM | 30GB Super Saver Refillable Plan! QR Code Sent via Email in 24Hrs - Scan & Use Immediately | Auto Activating 30 Day Validity | 5G Speed + Hotspot | Data-Only No Phone Number

Australia eSIM | 30GB Super Saver Refillable Plan! QR Code Sent via Email in 24Hrs - Scan & Use Immediately | Auto Activating 30 Day Validity | 5G Speed + Hotspot | Data-Only No Phone Number

TSIM

Free Shipping

Why we love it

High-speed data for seamless browsing.
Easy refills via InstaSIM app.
Quick eSIM delivery within 24 hours.

Main Highlights

HIGH SPEED 5G/4G DATA: Enjoy up to 30GB of high-speed 5G/4G internet. Hotspot tethering is supported.
REFILLABLE VIA InstaSIM APP: Check usage and refill data anytime through the InstaSIM app. No need to worry about running out of data
GET YOUR eSIM WITHIN 24 HOURS: A QR code is generated 24 hours after shipping begins and is sent to your Amazon-registered email address—no need to wait for package. You can also retrieve your QR code by visiting tsim.mobi/get-qr-code and entering your order ID. The package includes this URL as well. Simply scan the QR code or, on an iPhone, tap the link provided to install your eSIM and start using it immediately!
COMPATIBILITY : This is a Data-only eSIM with no phone number. It requires eSIM capable phones such as iPhone 12+ or Android 2021+.
24x6 MULTILINGUAL SUPPORT: Get assistance in multiple languages via phone, email, or InstaChat (tsim.mobi/chat), Monday to Saturday. Contact details are included with the eSIM packaging.

Australia eSIM | 30GB Super Saver Refillable Plan! QR Code Sent via Email in 24Hrs - Scan & Use Immediately | Auto Activating 30 Day Validity | 5G Speed + Hotspot | Data-Only No Phone Number

Free Shipping

Why we love it

High-speed data for seamless browsing.
Easy refills via InstaSIM app.
Quick eSIM delivery within 24 hours.

Main Highlights

HIGH SPEED 5G/4G DATA: Enjoy up to 30GB of high-speed 5G/4G internet. Hotspot tethering is supported.
REFILLABLE VIA InstaSIM APP: Check usage and refill data anytime through the InstaSIM app. No need to worry about running out of data
GET YOUR eSIM WITHIN 24 HOURS: A QR code is generated 24 hours after shipping begins and is sent to your Amazon-registered email address—no need to wait for package. You can also retrieve your QR code by visiting tsim.mobi/get-qr-code and entering your order ID. The package includes this URL as well. Simply scan the QR code or, on an iPhone, tap the link provided to install your eSIM and start using it immediately!
COMPATIBILITY : This is a Data-only eSIM with no phone number. It requires eSIM capable phones such as iPhone 12+ or Android 2021+.
24x6 MULTILINGUAL SUPPORT: Get assistance in multiple languages via phone, email, or InstaChat (tsim.mobi/chat), Monday to Saturday. Contact details are included with the eSIM packaging.

USA eSIM 21 Days | Call Home for Free | T-Mobile Network with Unlimited High Speed Data | Unlimited Local Calls and SMS to UK and USA (including Hawaii). Receive eSIM Same Day by Email and Start Using

USA eSIM 21 Days | Call Home for Free | T-Mobile Network with Unlimited High Speed Data | Unlimited Local Calls and SMS to UK and USA (including Hawaii). Receive eSIM Same Day by Email and Start Using

TSIM

Free Shipping

Why we love it

Free calls to USA and UK.
Unlimited high-speed 5G data.
Easy eSIM activation process.

Main Highlights

CALL HOME FOR FREE : Unlimited calling and texting (SMS) to USA and UK phone numbers.
UNLIMITED HIGH SPEED DATA: Unlimited Super-Speed 5G/4G data in USA. Hotspot/Data Sharing Allowed. T-mobile Network has good reception in USA (Hawaii Included).
GET eSIM SAME DAY! A few hours after ordering, go to tsim.mobi/activate, enter your Amazon orderID and follow instructions to schedule immediate or later activation of eSIM. You will also receive an email with the URL and instructions if needed. The manual is also uploaded in the images.
COMPATIBILITY : Use a modern phone with eSIM capability to be able to utilise American networks. In general Chinese branded phones are NOT allowed on American networks. iPhones 12+ always work. Search for "t-mobile bring your own phone" or visit tsim.mobi/chat for free compatibility check.
SUPPORT: 24x6 (Monday-Saturday) multilingual support provided by phone, email and InstaChat. Use contact info printed on the SIM card packaging.

Free calls to USA and UK.
Unlimited high-speed 5G data.
Easy eSIM activation process.

Main Highlights

CALL HOME FOR FREE : Unlimited calling and texting (SMS) to USA and UK phone numbers.
UNLIMITED HIGH SPEED DATA: Unlimited Super-Speed 5G/4G data in USA. Hotspot/Data Sharing Allowed. T-mobile Network has good reception in USA (Hawaii Included).
GET eSIM SAME DAY! A few hours after ordering, go to tsim.mobi/activate, enter your Amazon orderID and follow instructions to schedule immediate or later activation of eSIM. You will also receive an email with the URL and instructions if needed. The manual is also uploaded in the images.
COMPATIBILITY : Use a modern phone with eSIM capability to be able to utilise American networks. In general Chinese branded phones are NOT allowed on American networks. iPhones 12+ always work. Search for "t-mobile bring your own phone" or visit tsim.mobi/chat for free compatibility check.
SUPPORT: 24x6 (Monday-Saturday) multilingual support provided by phone, email and InstaChat. Use contact info printed on the SIM card packaging.

WorldConnect eSIM | One eSIM for +160 Countries | Local Rates in Each Destination | Pay Only for What You Use | Total Control of Your Use in Our App | Recharge Your Balance and Use It Wherever You Go

CGS

Free Shipping

Why we love it

Buy once, use worldwide.
Free instant activation included.
Forget expensive roaming fees.

Main Highlights

BUY ONCE, USE WORLDWIDE – With Connectivity's WorldConnect eSIM you buy once, install on your mobile and you can reload data in more than 180 countries without changing profiles. Ideal for frequent travelers, digital nomads, professional travel, freelancers travelers, etc.
⚡ FREE INSTANT ACTIVATION – Receive your eSIM directly by email and activate it in seconds. No physical SIM or waiting for shipments. Includes 30€ balance, the eSIM is free.
💸 FORGET THE EXPENSIVE ROAMING – Pay only for the data you use in each destination with local rates. Control your spending, and recharge your balance from your private access to our platform.
NO eSIM CHANGES, ALWAYS CONNECTED - Install it once and use it on all your travels, it's that simple.
️ CUSTOM SUPPORT WITH PEOPLE, NOT ROBOTS – Our team is available to you at all times via WhatsApp and mail. Attention in your language and without automatic bots.

Buy once, use worldwide.
Free instant activation included.
Forget expensive roaming fees.

Main Highlights

BUY ONCE, USE WORLDWIDE – With Connectivity's WorldConnect eSIM you buy once, install on your mobile and you can reload data in more than 180 countries without changing profiles. Ideal for frequent travelers, digital nomads, professional travel, freelancers travelers, etc.
⚡ FREE INSTANT ACTIVATION – Receive your eSIM directly by email and activate it in seconds. No physical SIM or waiting for shipments. Includes 30€ balance, the eSIM is free.
💸 FORGET THE EXPENSIVE ROAMING – Pay only for the data you use in each destination with local rates. Control your spending, and recharge your balance from your private access to our platform.
NO eSIM CHANGES, ALWAYS CONNECTED - Install it once and use it on all your travels, it's that simple.
️ CUSTOM SUPPORT WITH PEOPLE, NOT ROBOTS – Our team is available to you at all times via WhatsApp and mail. Attention in your language and without automatic bots.

eSim Devices Only | Happy 5G eSim Australia & New Zealand 15Days Unlimited Data Travel eSim | 8GB of 5G High-Speed Data Then 128kbps | Support iPhone & Android Devices | No Need Registration

eSim Devices Only | Happy 5G eSim Australia & New Zealand 15Days Unlimited Data Travel eSim | 8GB of 5G High-Speed Data Then 128kbps | Support iPhone & Android Devices | No Need Registration

HAPPY TELECOM

Free Shipping

Why we love it

Easy QR code installation process.
Unlimited data for 15 days.
Compatible with multiple devices.

Main Highlights

▶ Please make sure your device is eSIM compatible and unlocked before you buy. If your device does not support eSIM function, please buy the physical version instead.
▶ Scan QR Code, no registration is required- unlimited data service, no calls/texts- after the usage reaches 8GB, service continues at a throttled speed of 128kbps- the service 15 days starts from the date of activation.
▶ You will receive an eSIM QR code in the package for your eSIM applicable smartphone & expiry date on 31-Dec-2026. Support Apple IOS, iPadOS, iPhone, iPad & Android Devices.
▶ QR code can only be scanned and installed once, and the device cannot be replaced after binding. Do not delete or remove the QR code unless you have finished using it, otherwise you will not be able to rescan for installation and binding.
▶ Your device must be connected to the Internet when installing eSIM, please make sure that there is WiFi or mobile data available before installation. Our one-time eSIM data plan is compatible with any network-unlocked device that supports eSIM
▶ Apple iPhone / iOS eSIM installation instruction: go to “Settings” > “Cellular/Mobile” > “Add eSIM” > “Use QR Code” > “Scan QR Code” or “Open Photos for QR Code Screenshot" > Activate eSIM and “Continue” > label your eSIM and click “Continue”
▶ Android smartphone eSIM installation instruction: go to “Settings” > "Connections" > "SIM Card Manager" > "Add Mobile Plan" > “Scan QR code" > “Add / Continue”
▶ After installing eSIM, please ensure your original local SIM is OFF or disconnected, to avoid causing high roaming charges. Access Google, Facebook, Instagram, Youtube, Twitter & More

eSim Devices Only | Happy 5G eSim Australia & New Zealand 15Days Unlimited Data Travel eSim | 8GB of 5G High-Speed Data Then 128kbps | Support iPhone & Android Devices | No Need Registration

Free Shipping

Why we love it

Easy QR code installation process.
Unlimited data for 15 days.
Compatible with multiple devices.

Main Highlights

▶ Please make sure your device is eSIM compatible and unlocked before you buy. If your device does not support eSIM function, please buy the physical version instead.
▶ Scan QR Code, no registration is required- unlimited data service, no calls/texts- after the usage reaches 8GB, service continues at a throttled speed of 128kbps- the service 15 days starts from the date of activation.
▶ You will receive an eSIM QR code in the package for your eSIM applicable smartphone & expiry date on 31-Dec-2026. Support Apple IOS, iPadOS, iPhone, iPad & Android Devices.
▶ QR code can only be scanned and installed once, and the device cannot be replaced after binding. Do not delete or remove the QR code unless you have finished using it, otherwise you will not be able to rescan for installation and binding.
▶ Your device must be connected to the Internet when installing eSIM, please make sure that there is WiFi or mobile data available before installation. Our one-time eSIM data plan is compatible with any network-unlocked device that supports eSIM
▶ Apple iPhone / iOS eSIM installation instruction: go to “Settings” > “Cellular/Mobile” > “Add eSIM” > “Use QR Code” > “Scan QR Code” or “Open Photos for QR Code Screenshot" > Activate eSIM and “Continue” > label your eSIM and click “Continue”
▶ Android smartphone eSIM installation instruction: go to “Settings” > "Connections" > "SIM Card Manager" > "Add Mobile Plan" > “Scan QR code" > “Add / Continue”
▶ After installing eSIM, please ensure your original local SIM is OFF or disconnected, to avoid causing high roaming charges. Access Google, Facebook, Instagram, Youtube, Twitter & More

DeSiM Europe eSIM 10 Days Unlimited | Data ONLY | High-Speed Unlimited Data（10Days） Use in France, UK, Italy &37Countries, QR Cord Easy Activation, Tethering, No Voice/SMS,for Europe Travel

DeSiM Europe eSIM 10 Days Unlimited | Data ONLY | High-Speed Unlimited Data（10Days） Use in France, UK, Italy &37Countries, QR Cord Easy Activation, Tethering, No Voice/SMS,for Europe Travel

DeSiM

Why we love it

Fast eSIM activation process.
Unlimited data for 10 days.
Local support available seven days.

Main Highlights

eSIM ACTIVATION: fast and convenient. There is no physical SIM required but we will send you an instruction manual. After purchasing, fill out the form to receive a SIM card number via email within 24-48 hours. https://www.desim.tech/esim/
UNLIMINITED:Unlimited Data for 10 days | No Voice/SMS
【Expiry Date & Easy Installation】Use within 30 days of esim redemption.
LOCAL SUPPORT: for urgent activations we are available seven days a week from 6am to 5pm PST by chat, email or whatapp.
France, United Kingdom, Italy, Germany, Spain, Netherlands, Portugal, Greece, Ireland, Switzerland, Sweden, Belgium, Austria, Denmark, Norway, Finland, Czech Republic, Poland, Hungary
Romania, Bulgaria, Slovakia, Slovenia, Estonia, Latvia, Lithuania, Croatia, Malta, Cyprus, Luxembourg, Iceland, Serbia, Albania, Moldova, Ukraine, Turkey, Kazakhstan.

DeSiM Europe eSIM 10 Days Unlimited | Data ONLY | High-Speed Unlimited Data（10Days） Use in France, UK, Italy &37Countries, QR Cord Easy Activation, Tethering, No Voice/SMS,for Europe Travel

Why we love it

Fast eSIM activation process.
Unlimited data for 10 days.
Local support available seven days.

Main Highlights

eSIM ACTIVATION: fast and convenient. There is no physical SIM required but we will send you an instruction manual. After purchasing, fill out the form to receive a SIM card number via email within 24-48 hours. https://www.desim.tech/esim/
UNLIMINITED:Unlimited Data for 10 days | No Voice/SMS
【Expiry Date & Easy Installation】Use within 30 days of esim redemption.
LOCAL SUPPORT: for urgent activations we are available seven days a week from 6am to 5pm PST by chat, email or whatapp.
France, United Kingdom, Italy, Germany, Spain, Netherlands, Portugal, Greece, Ireland, Switzerland, Sweden, Belgium, Austria, Denmark, Norway, Finland, Czech Republic, Poland, Hungary
Romania, Bulgaria, Slovakia, Slovenia, Estonia, Latvia, Lithuania, Croatia, Malta, Cyprus, Luxembourg, Iceland, Serbia, Albania, Moldova, Ukraine, Turkey, Kazakhstan.

We scanned 475 products

We reviewed these offers relevant to the Esim Uk O2 within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Scancom, SimCorner, GraspLet, Wave Connect, TSIM, CGS, HAPPY TELECOM, DeSiM, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Esim Uk O2 in the market, we considered we took a deep dive into 2376 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is O2 Unlimited 5G Data SIM - Perfect for unlocked Phones, Routers, Tablets and Wifi Dongles - Activate anytime when you receive the SIM - Choose your Data Duration (6 Months). We love many things about this product by Scancom. What sets it apart from the competition is Easy anytime activation process. , Renewable data for longer use. , Compatible with various devices. .
The best value product for most shoppers and where user satisfaction is continuously the highest is SimCorner Europe & UK Travel eSim Card - BIG 200GB Data. 30 Days. No Daily Limit. Use In 45 Countries. Data Only International Travel eSIM Card For eSim Compatible Mobile Phone, Ipads, Tablets by SimCorner based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Esim Uk O2 and the best cost-to-value ratio is Wave Connect Quad Network Data Only SIM Card, Three, EE, O2, Vodafone, 4G LTE + 5G Prepaid, Activates On First Use, Includes UK, Ireland, EU, For Unlocked Devices (6GB | 12 Months)at Wave Connect with a 13% discount.
Our list of the best Esim Uk O2 is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.