Best Sim Cards of 2025

Last updated on 03/11/2025
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1
Three 500GB Data SIM - Uncapped 5G - Preloaded MONTHLY Until November 2026 - Plug & Play for Routers & Phones - Access to Three & Vodafone - Connects to the Strongest Signal available
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Three 500GB Data SIM - Uncapped 5G - Preloaded MONTHLY Until November 2026 - Plug & Play for Routers & Phones - Access to Three & Vodafone - Connects to the Strongest Signal available
Scancom
50% OffFree Shipping
Why we love it
  • 500GB data monthly renewed.
  • Universal device compatibility assured.
  • UK’s fastest 5G connectivity.
Main Highlights
  • DUAL NETWORK - Automatic access to both Three & Vodafone networks. Disclaimer - Coverage provided via MOCN, a multi-operator core network, in selected geographical areas. Please check coverage availability before purchase.
  • MONTHLY DATA RENEWAL - 500GB Data monthly until 8th November 2026 for a one-off payment.
  • EFFORTLESS PLUG & PLAY – Enjoy seamless 4G and 5G connectivity with no initial setup required.
  • 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 SUPPORT - Gain peace of mind with our dedicated business customer support, ready to assist you whenever needed. Please reach us at support@scancom.co.uk with the sim number and order reference.
  • 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 - This Sim card does not support calls, texts, or roaming.
  • Sims cannot be ported/transferred, promotions are non-renewable, and support for pre-registered sims is available exclusively via email.
  • This item is tailored for business customers. If your order is not in the name of company / non profit registered at companies house or an Amazon business customer, by purchasing, you affirm your status as a self-employed individual.
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9.9
Exceptional
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9.9
Exceptional
Scancom
Three 500GB Data SIM - Uncapped 5G - Preloaded MONTHLY Until November 2026 - Plug & Play for Routers & Phones - Access to Three & Vodafone - Connects to the Strongest Signal available
50% OffFree Shipping
Why we love it
  • 500GB data monthly renewed.
  • Universal device compatibility assured.
  • UK’s fastest 5G connectivity.
Main Highlights
  • DUAL NETWORK - Automatic access to both Three & Vodafone networks. Disclaimer - Coverage provided via MOCN, a multi-operator core network, in selected geographical areas. Please check coverage availability before purchase.
  • MONTHLY DATA RENEWAL - 500GB Data monthly until 8th November 2026 for a one-off payment.
  • EFFORTLESS PLUG & PLAY – Enjoy seamless 4G and 5G connectivity with no initial setup required.
  • 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 SUPPORT - Gain peace of mind with our dedicated business customer support, ready to assist you whenever needed. Please reach us at support@scancom.co.uk with the sim number and order reference.
  • 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 - This Sim card does not support calls, texts, or roaming.
  • Sims cannot be ported/transferred, promotions are non-renewable, and support for pre-registered sims is available exclusively via email.
  • This item is tailored for business customers. If your order is not in the name of company / non profit registered at companies house or an Amazon business customer, by purchasing, you affirm your status as a self-employed individual.
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Value for Money
2
EE PAYG SIM card preloaded with 120GB of Data
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EE PAYG SIM card preloaded with 120GB of Data
EE
18% OffFree Shipping
Why we love it
  • Generous 120GB data included.
  • Valid for a year from activation.
  • No contracts, no commitments.
Main Highlights
  • 120GB of Data Included
  • Lasts up to 12 months from activation
  • No contract, no commitment. You can top-up to buy more data
  • The EE PAYG 120GB data SIM is compatible with the all unlocked devices or those that are locked to the EE network
  • SIM Card - Standard, Micro, and Nano SIM all-in-one with 120GB of data
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9.9
Exceptional
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9.9
Exceptional
EE
EE PAYG SIM card preloaded with 120GB of Data
18% OffFree Shipping
Why we love it
  • Generous 120GB data included.
  • Valid for a year from activation.
  • No contracts, no commitments.
Main Highlights
  • 120GB of Data Included
  • Lasts up to 12 months from activation
  • No contract, no commitment. You can top-up to buy more data
  • The EE PAYG 120GB data SIM is compatible with the all unlocked devices or those that are locked to the EE network
  • SIM Card - Standard, Micro, and Nano SIM all-in-one with 120GB of data
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3
Three 25GB Data SIM - Uncapped 5G - Preloaded MONTHLY Until February 2027 - Plug & Play for Routers & Phones - Access to Three & Vodafone - Connects to the Strongest Signal available
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Three 25GB Data SIM - Uncapped 5G - Preloaded MONTHLY Until February 2027 - Plug & Play for Routers & Phones - Access to Three & Vodafone - Connects to the Strongest Signal available
Scancom
8% OffFree Shipping
Why we love it
  • Instant connectivity with no setup.
  • Automatically refreshed monthly data.
  • No contract or monthly fees.
Main Highlights
  • DUAL NETWORK - Automatic access to both Three & Vodafone networks. Disclaimer - Coverage provided via MOCN, a multi-operator core network, in selected geographical areas. Please check coverage availability before purchase.
  • MONTHLY DATA RENEWAL - 25GB Data monthly until 8th February 2027 for a one-off payment.
  • EFFORTLESS PLUG & PLAY – Enjoy seamless 4G and 5G connectivity with no initial setup required.
  • 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 SUPPORT - Gain peace of mind with our dedicated business customer support, ready to assist you whenever needed. Please reach us at support@scancom.co.uk with the sim number and order reference.
  • 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 - This Sim card does not support calls, texts, or roaming.
  • Sims cannot be ported/transferred, promotions are non-renewable, and support for pre-registered sims is available exclusively via email.
  • This item is tailored for business customers. If your order is not in the name of company / non profit registered at companies house or an Amazon business customer, by purchasing, you affirm your status as a self-employed individual.
Show More
9.7
Exceptional
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9.7
Exceptional
Scancom
Three 25GB Data SIM - Uncapped 5G - Preloaded MONTHLY Until February 2027 - Plug & Play for Routers & Phones - Access to Three & Vodafone - Connects to the Strongest Signal available
8% OffFree Shipping
Why we love it
  • Instant connectivity with no setup.
  • Automatically refreshed monthly data.
  • No contract or monthly fees.
Main Highlights
  • DUAL NETWORK - Automatic access to both Three & Vodafone networks. Disclaimer - Coverage provided via MOCN, a multi-operator core network, in selected geographical areas. Please check coverage availability before purchase.
  • MONTHLY DATA RENEWAL - 25GB Data monthly until 8th February 2027 for a one-off payment.
  • EFFORTLESS PLUG & PLAY – Enjoy seamless 4G and 5G connectivity with no initial setup required.
  • 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 SUPPORT - Gain peace of mind with our dedicated business customer support, ready to assist you whenever needed. Please reach us at support@scancom.co.uk with the sim number and order reference.
  • 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 - This Sim card does not support calls, texts, or roaming.
  • Sims cannot be ported/transferred, promotions are non-renewable, and support for pre-registered sims is available exclusively via email.
  • This item is tailored for business customers. If your order is not in the name of company / non profit registered at companies house or an Amazon business customer, by purchasing, you affirm your status as a self-employed individual.
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4
EE 75GB Data Sim includes £15 pre-paid credit, 75GB Data, Unlimited Minutes & Unlimited Texts
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EE 75GB Data Sim includes £15 pre-paid credit, 75GB Data, Unlimited Minutes & Unlimited Texts
EE
Free Shipping
Why we love it
  • 25GB data for 30 days.
  • Unlimited calls and texts.
  • Free 500MB Boost.
Main Highlights
  • 75GB Data Included, lasts up to 30 days from activation
  • The packaging you receive may differ from the image displayed but the data you receive will be as detailed above
  • Roaming is not included
  • Free Boost - Buy 2 packs and get 2GB free
  • Unlimited calls and texts
  • If the purchased pre-paid credit is not immediately available when the sim is put into the device, please message us and include the mobile number as detailed on the back of the packaging.
  • To view EE’s pay as you go pre-service information, visit ee.co.uk/paygservice. Please read before placing your order. You can download or save the document from your browser
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9.6
Superb
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9.6
Superb
EE
EE 75GB Data Sim includes £15 pre-paid credit, 75GB Data, Unlimited Minutes & Unlimited Texts
Free Shipping
Why we love it
  • 25GB data for 30 days.
  • Unlimited calls and texts.
  • Free 500MB Boost.
Main Highlights
  • 75GB Data Included, lasts up to 30 days from activation
  • The packaging you receive may differ from the image displayed but the data you receive will be as detailed above
  • Roaming is not included
  • Free Boost - Buy 2 packs and get 2GB free
  • Unlimited calls and texts
  • If the purchased pre-paid credit is not immediately available when the sim is put into the device, please message us and include the mobile number as detailed on the back of the packaging.
  • To view EE’s pay as you go pre-service information, visit ee.co.uk/paygservice. Please read before placing your order. You can download or save the document from your browser
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5
O2 PAY AS YOU GO SIM CARD WITH £10 BUNDLE - 8 GB AND UNLIMITED CALLS AND TEXTS - ROAM IN EUROPE
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O2 PAY AS YOU GO SIM CARD WITH £10 BUNDLE - 8 GB AND UNLIMITED CALLS AND TEXTS - ROAM IN EUROPE
talk all day
Free Shipping
Why we love it
  • Automatically converts into a bundle.
  • Lasts for 30 days.
  • Easy claim instructions included.
Main Highlights
  • credit will be automatically converted into a bundle
  • the £10 will be exchanged into the bundle which lasts for 30 days
  • before you can use for roaming, the sim HAS to be used in the UK
  • have to claim the credit via the instructions enclosed in the package
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9.4
Superb
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9.4
Superb
talk all day
O2 PAY AS YOU GO SIM CARD WITH £10 BUNDLE - 8 GB AND UNLIMITED CALLS AND TEXTS - ROAM IN EUROPE
Free Shipping
Why we love it
  • Automatically converts into a bundle.
  • Lasts for 30 days.
  • Easy claim instructions included.
Main Highlights
  • credit will be automatically converted into a bundle
  • the £10 will be exchanged into the bundle which lasts for 30 days
  • before you can use for roaming, the sim HAS to be used in the UK
  • have to claim the credit via the instructions enclosed in the package
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6
Vodafone SIM Card UK PREPAID PAYG £10 Bundle -7GB + (14GB FREE DATA every month for 3 months with regular top ups (Promotion request deadline of 19.01.2026) - Love2surf RETAIL PACK
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Vodafone SIM Card UK PREPAID PAYG £10 Bundle -7GB + (14GB FREE DATA every month for 3 months with regular top ups (Promotion request deadline of 19.01.2026) - Love2surf RETAIL PACK
love 2 surf
Free Shipping
Why we love it
  • Prepaid bundle provides monthly flexibility.
  • Fits any unlocked phone easily.
  • Allows affordable international calling.
Main Highlights
  • QUICK & EASY SIM ACTIVATION - FREE 14GB PROMO activate by 19 JAN 2026 – total 21GB
  • The sim pack you receive will state 7GB on the printed packaging. This will be upgraded to 21GB ‘Extra Data’ promotional offer after activation on our website
  • BUNDLE DOES NOT INCLUDE EUROPEAN ROAMING
  • Trio SIM fits any unlocked 4G and above phone or devices locked to Vodafone network. Personal hotspot/tethering allowed
  • INTERNATIONAL CALLING SERVICE TO USE WITH SIM - E.g. USA - 0.3p/min and EU - 0.3p/min (optional extra)
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9.2
Superb
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9.2
Superb
love 2 surf
Vodafone SIM Card UK PREPAID PAYG £10 Bundle -7GB + (14GB FREE DATA every month for 3 months with regular top ups (Promotion request deadline of 19.01.2026) - Love2surf RETAIL PACK
Free Shipping
Why we love it
  • Prepaid bundle provides monthly flexibility.
  • Fits any unlocked phone easily.
  • Allows affordable international calling.
Main Highlights
  • QUICK & EASY SIM ACTIVATION - FREE 14GB PROMO activate by 19 JAN 2026 – total 21GB
  • The sim pack you receive will state 7GB on the printed packaging. This will be upgraded to 21GB ‘Extra Data’ promotional offer after activation on our website
  • BUNDLE DOES NOT INCLUDE EUROPEAN ROAMING
  • Trio SIM fits any unlocked 4G and above phone or devices locked to Vodafone network. Personal hotspot/tethering allowed
  • INTERNATIONAL CALLING SERVICE TO USE WITH SIM - E.g. USA - 0.3p/min and EU - 0.3p/min (optional extra)
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7
Lebara UK Unlimited Data SIM Card, Unlimited UK Minutes & Texts, 100 International minutes
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Lebara UK Unlimited Data SIM Card, Unlimited UK Minutes & Texts, 100 International minutes
Lebara
Free Shipping
Why we love it
  • Pre-loaded plan ready to use.
  • Cancel or change anytime.
  • Keep your existing number.
Main Highlights
  • 1 month plan. No contract. Change or cancel anytime
  • SIM card is pre-loaded with data and call minutes.
  • Simply pop the SIM in an unlocked handset and switch on your phone. You’re all set to use your new Lebara plan.
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9.1
Superb
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9.1
Superb
Lebara
Lebara UK Unlimited Data SIM Card, Unlimited UK Minutes & Texts, 100 International minutes
Free Shipping
Why we love it
  • Pre-loaded plan ready to use.
  • Cancel or change anytime.
  • Keep your existing number.
Main Highlights
  • 1 month plan. No contract. Change or cancel anytime
  • SIM card is pre-loaded with data and call minutes.
  • Simply pop the SIM in an unlocked handset and switch on your phone. You’re all set to use your new Lebara plan.
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8
Lebara SIM Card, Unlimted Data SIM for £12.50, Half Price for First 3 Months, No Contract, UK Calls, UK Texts and International Calls Included, Multi-size, Fits All Devices
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Lebara SIM Card, Unlimted Data SIM for £12.50, Half Price for First 3 Months, No Contract, UK Calls, UK Texts and International Calls Included, Multi-size, Fits All Devices
Lebara
Free Shipping
Why we love it
  • Huge savings for three months.
  • Convenient pre-loaded plan available.
  • Flexibility to change anytime.
Main Highlights
  • Register to activate your promotion.
  • Plan is Pre-loaded and ready to use.
  • 30-day rolling plan. No contract. Change or cancel anytime.
  • Keep your existing number.
  • EU and India roaming included.
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9.0
Superb
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9.0
Superb
Lebara
Lebara SIM Card, Unlimted Data SIM for £12.50, Half Price for First 3 Months, No Contract, UK Calls, UK Texts and International Calls Included, Multi-size, Fits All Devices
Free Shipping
Why we love it
  • Huge savings for three months.
  • Convenient pre-loaded plan available.
  • Flexibility to change anytime.
Main Highlights
  • Register to activate your promotion.
  • Plan is Pre-loaded and ready to use.
  • 30-day rolling plan. No contract. Change or cancel anytime.
  • Keep your existing number.
  • EU and India roaming included.
Show More
9
Vodafone Pay As You Go Sim Card
Vodafone Pay As You Go Sim Card
Vodafone
65% Off
Why we love it
  • Makes switching to Vodafone easy.
  • Revives old phones effortlessly.
  • Perfect for UK visits.
Main Highlights
  • Suitable if your switching to the Vodafone network
  • Reactivate an old phone with this Sim Card
  • Visit the UK with your handset
  • Connect your existing phone to a wide range of Vodafone products and services
  • New SIM with mobile phone number
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8.8
Excellent
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8.8
Excellent
Vodafone
Vodafone Pay As You Go Sim Card
65% Off
Why we love it
  • Makes switching to Vodafone easy.
  • Revives old phones effortlessly.
  • Perfect for UK visits.
Main Highlights
  • Suitable if your switching to the Vodafone network
  • Reactivate an old phone with this Sim Card
  • Visit the UK with your handset
  • Connect your existing phone to a wide range of Vodafone products and services
  • New SIM with mobile phone number
Show More
10
EE Pay As You Go SIM Card UK PREPAID PAYG £10 Bundle 8GB + (12GB FREE DATA every month for 6 months with regular top ups (Promotion request deadline of 31.01.2026)
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EE Pay As You Go SIM Card UK PREPAID PAYG £10 Bundle 8GB + (12GB FREE DATA every month for 6 months with regular top ups (Promotion request deadline of 31.01.2026)
love 2 surf
Free Shipping
Why we love it
  • Free 12GB data promo.
  • Trio SIM fits any device.
  • 4G speeds and WiFi calling.
Main Highlights
  • Quick & Easy Sim Activation - FREE 12GB PROMO activate by 31 JAN 2026 – total 20GB
  • The sim pack you receive will state 8GB on the printed packaging. This will be upgraded to 20GB ‘Extra Data’ promotional offer after activation on our website
  • Bundle lasts 30 days from activation -BUNDLE DOES NOT INCLUDE EUROPEAN ROAMING. Trio SIM fits any unlocked 4G and above phone or devices locked to EE network. Personal hotspot/tethering allowed
  • 4G speeds up to 25Mbps (No 5G with PAYG). WIFI CALLING + WIFI COVERAGE ON LONDON UNDERGROUND & 150,000 LOCATIONS ACROSS UK
  • To view EE’s pay as you go pre-service information, visit ee.co.uk/paygservice. Please read before placing your order. You can download or save the document from your browser
Show More
8.7
Excellent
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8.7
Excellent
love 2 surf
EE Pay As You Go SIM Card UK PREPAID PAYG £10 Bundle 8GB + (12GB FREE DATA every month for 6 months with regular top ups (Promotion request deadline of 31.01.2026)
Free Shipping
Why we love it
  • Free 12GB data promo.
  • Trio SIM fits any device.
  • 4G speeds and WiFi calling.
Main Highlights
  • Quick & Easy Sim Activation - FREE 12GB PROMO activate by 31 JAN 2026 – total 20GB
  • The sim pack you receive will state 8GB on the printed packaging. This will be upgraded to 20GB ‘Extra Data’ promotional offer after activation on our website
  • Bundle lasts 30 days from activation -BUNDLE DOES NOT INCLUDE EUROPEAN ROAMING. Trio SIM fits any unlocked 4G and above phone or devices locked to EE network. Personal hotspot/tethering allowed
  • 4G speeds up to 25Mbps (No 5G with PAYG). WIFI CALLING + WIFI COVERAGE ON LONDON UNDERGROUND & 150,000 LOCATIONS ACROSS UK
  • To view EE’s pay as you go pre-service information, visit ee.co.uk/paygservice. Please read before placing your order. You can download or save the document from your browser
Show More

We scanned 1803 products

We reviewed these offers relevant to the Sim Cards 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, EE, talk all day, love 2 surf, Lebara, Vodafone, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best Sim Cards in the market, we considered we took a deep dive into 9016 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: