10 Best Data Only Sim Card Preloaded 12 Months in The UK

Last updated on 08/08/2025

Advertising disclosure

Unlimited UK Data SIM – Uncapped 5G Speeds – Preloaded EVERY MONTH for 12 MONTHS No Contract, No Credit Check – Plug & Play for Business Broadband, Routers & Phones, Fleet Vehicles.

Why We Love It

Unlimited 5G data for 12 months.
Instant connectivity, no setup required.
Reliable coverage on EE network.

Main Highlights

PRELOADED DATA – Unlimited 5G data for 12 months with a one-off payment. No contracts, no top-ups, no monthly bills.
Insert/Setup the SIM and go. Instant 4G & 5G connectivity with no setup or activation required.
RELIABLE EE NETWORK – Powered by the UK’s no.1 network for unbeatable coverage and consistent business-grade connectivity.
MULTI-DEVICE COMPATIBLE – Data-only SIM for use in phones, tablets, routers, dongles, GPS trackers, IoT, and smart devices. No calls or texts supported.
DEDICATED SUPPORT – Business-focused customer service when you need it. Contact us with your SIM number and order reference for prompt assistance. support@bizbootstrap.co.uk -
NO CONTRACTS – Enjoy unlimited data with no credit-check, zero contracts, commitments, or recurring fees.
UK DATA-ONLY – Includes 1TB/month fair use on EE’s UK network. Data only; no calls, texts, or roaming. Excessive use may lead to suspension.
BUSINESS USE ONLY – This product is intended for business customers. If your order is not placed under a registered company, non-profit, or Amazon Business account, your purchase confirms that you are self-employed and consent to being registered as a business customer with BizBootstrap UK Ltd for fulfilment purposes.
IMPORTANT NOTICE – SIMs are non-transferable and cannot be ported. Promotions are one-time only and non-renewable. Support is available via email only at support@bizbootstrap.co.uk—please include your SIM number and Amazon order reference.

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 (12 Months)

Free Shipping

Why We Love It

Unlimited monthly data refreshes.
Easy QR code activation.
UK Data Sim, no roaming.

Main Highlights

ANYTIME ACTIVATION - Activate your Sim by scanning the supplied QR Code and enjoy 12 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.

Vodafone 5G Unlimited Preloaded Data Sim. Perfect for unlocked Phones, Routers, Tablets and Wifi Dongles - Activate anytime when you receive the SIM - Choose your Data Duration (12 Months)

Why We Love It

Activate Sim in one day.
Data renewal option available.
Compatible with many devices.

Main Highlights

ANYTIME ACTIVATION - Activate your Sim by scanning the supplied QR Code and enjoy 12 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.
NO 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.

Three 500GB Data SIM – Uncapped 5G Speeds – Preloaded EVERY MONTH Until 8th NOVEMBER 2027 – No Contract – Plug & Play for Business Broadband, Routers & Phones

Free Shipping

Why We Love It

Preloaded data until 2027.
Effortless plug and play setup.
Fastest UK 5G network available.

Main Highlights

PRELOADED DATA - 500GB Data renewed monthly until 8th November 2027 for a one-off payment.
EFFORTLESS PLUG & PLAY – Enjoy seamless 4G and 5G connectivity with no initial setup required.
THE UK’S FASTEST 5G NETWORK – Stream, play, watch, work & explore with the power of 5G.
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.

Three Unlimited Data SIM – Uncapped 5G Speeds – Preloaded EVERY MONTH Until 8th AUGUST 2026 – No Contract – Plug & Play for Business Broadband, Routers & Phones

Free Shipping

Why We Love It

Unlimited data till 2026.
Effortless plug & play.
Zero contracts, no fees.

Main Highlights

PRELOADED DATA - Unlimited Data renewed monthly until 8th August 2026 for a one-off payment.
EFFORTLESS PLUG & PLAY – Enjoy seamless 4G and 5G connectivity with no initial setup required.
THE UK’S FASTEST 5G NETWORK – Stream, play, watch, work & explore with the power of 5G.
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. There is a fair use policy of 1000GB per month.
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.

Three 80GB Data SIM – Uncapped 5G Speeds – Preloaded EVERY MONTH Until 8th JANUARY 2027 – No Contract – Plug & Play for Business Broadband, Routers & Phones

Free Shipping

Why We Love It

Generous 80GB data monthly.
Instant connectivity, no setup.
Portable Wi-Fi hub feature.

Main Highlights

PRELOADED DATA - 80GB Data renewed monthly until 8th January 2027 for a one-off payment.
EFFORTLESS PLUG & PLAY – Enjoy seamless 4G and 5G connectivity with no initial setup required.
THE UK’S FASTEST 5G NETWORK – Stream, play, watch, work & explore with the power of 5G.
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.

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

EE 120GB Data SIM Card UK Pay As You Go 12 months

Free Shipping

Why We Love It

Convenient 120GB preloaded data.
12-month validity from activation.
Works in 150,000 UK locations.

Main Highlights

Preloaded 120GB data sim card
Lasts 12 months from first use
4G speeds (No 5G with PAYG). WIFI CALLING + WIFI COVERAGE ON LONDON UNDERGROUND + 150,000 LOCATIONS ACROSS UK
Trio SIM fits any unlocked 4G and above phone or devices locked to EE network. Personal hotspot/tethering is allowed
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

Three 25GB Data SIM – Uncapped 5G Speeds – Preloaded EVERY MONTH Until 8th FEBRUARY 2027 – No Contract – Plug & Play for Business Broadband, Routers & Phones

Free Shipping

Why We Love It

Instant connectivity with no setup.
Automatically refreshed monthly data.
No contract or monthly fees.

Main Highlights

PRELOADED DATA - 25GB Data renewed monthly until 8th February 2027 for a one-off payment.
EFFORTLESS PLUG & PLAY – Enjoy seamless 4G and 5G connectivity with no initial setup required.
THE UK’S FASTEST 5G NETWORK – Stream, play, watch, work & explore with the power of 5G.
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.

SimRush EE Unlimited Data SIM Card Preloaded for 30 Days. Prepaid, not Pay as You go or a Contract. Comes with Unlimited Data. All on the UK's biggest 5G and 4G Network.

Why We Love It

Unlimited data for versatility.
Preloaded, stress-free operation.
Uncapped speedy downloads.

Main Highlights

Unlimited Data in the UK. Perfect for your mobile phone, iPad or a mobile office. The SIM is compatible with any unlocked phone or mobile travel router with a SIM card slot, including in a 4g router or 5g modem.
No Stress! Preloaded for 30 days of use, not Pay As You Go. No Hidden Charges & No Contract. Optional Renewal Available. Activated 48hrs after SIM despatch.
Uncapped Download Speeds on The UK's biggest Network. Perfect for a Portable Wifi device, 4 & 5G hotspot, the 5GEE router, as well an unlocked cell, smartphone or any other cellular or mobile hotspot device.
Packaged for all sizes free of charge: This SIM is suitable for Standard, Micro, Nano sizes, no need for a SIM card adapter

8.7

Excellent

We scanned 1131 products

We reviewed these offers relevant to the Data Only Sim Card Preloaded 12 Months 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 Generic, Scancom, EE, love 2 surf, SimRush, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Data Only Sim Card Preloaded 12 Months in the market, we considered we took a deep dive into 5656 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 Unlimited UK Data SIM – Uncapped 5G Speeds – Preloaded EVERY MONTH for 12 MONTHS No Contract, No Credit Check – Plug & Play for Business Broadband, Routers & Phones, Fleet Vehicles.. We love many things about this product by Generic. What sets it apart from the competition is Unlimited 5G data for 12 months. , Instant connectivity, no setup required. , Reliable coverage on EE network. .
The best value product for most shoppers and where user satisfaction is continuously the highest 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 (12 Months) by Scancom based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Data Only Sim Card Preloaded 12 Months and the best cost-to-value ratio is EE PAYG SIM card preloaded with 120GB of Dataat EE with a 18% discount.
Our list of the best Data Only Sim Card Preloaded 12 Months 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.

10 Best Data Only Sim Card Preloaded 12 Months in The UK

Related Deals You Might Like for Data Only Sim Card Preloaded 12 Months

UK Multi-Network Data SIM Card | Automatically Selects the Strongest Network: EE, Three, O2, or Vodafone (1GB - 12 Months)

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

EE PAYG 4G Data Sim Preloaded with 6GB - 500MB a month for 12 months

UK Multi-Network Quad Band Data Sim Card - One-off Data Allowance for 12 months - Automatically Connects to EE, Three, O2 or Vodafone at the location in use (5GB)

EE Unlimited Data SIM – Uncapped 5G Speeds – Preloaded for 1 Month from Order – No Contract & Ideal for Short-term Mobile Broadband, Routers & Phones

O2 Data Sim Card Preloaded with UNLIMITED 4G/5G Data. Includes 25GB to Roam for Free in 47 Countries. No Contracts, No Commitments, No Credit Checks, No Tie-ins, No Personal ID. (Valid for 1 Month).

120GB Data Preloaded Vodafone Sim Card with Unlimited Calls and Texts for 6 Months, use in uk only

O2 Data Sim Card Preloaded with UNLIMITED 4G/5G Data. No Contracts, No Commitments, No Credit Checks, No Tie-ins, No Personal ID. (Valid for 1 Month)

EIOTCLUB Sim Card, Data Only Sim Card for 4G Camera, 4G Wifi Router, Trail Camera, GPS Tracker, Compatible with Vodafone, 3, EE, O2 Networks, Pay As You Go, No Contract, No Credit Check (100MB 30days)

Three PAYG Mobile Broadband SIM, Pre-loaded with 10GB of Data that Lasts up to 1 Month

We scanned 1131 products

We concluded that: