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The best SIM cards in comparison

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Last updated on 28.06.2025

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USA Prepaid SIM Card | Unlimited 5G/4G LTE High-speed Internet Data in US (Hawaii included) | Unlimited Calls and Texts (SMS) in United States | Refillable! (12 Days)

SIM2ROAM

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9,9

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Sim Card Size Standard Micro Nano all size tri-cut SIM. The sim card fits in any cell phone devices physically.
Contact us anytime when you need assistance!
Phone calls and Texts Unlimited Calls & Texts in the US.
Activation Activation could take up to 24 hours. Please submit the request at least 2 days in advance. Your SIM card will be activated on your scheduled date (North America Central Time Zone).
Smart phones ONLY. Samsung A series (A40, A50, A51, A70 etc.) and China brand (HUAWEI, OPPO, XIAOMI etc) & SONY are NOT fully compatible. Plus, please make sure your device works on T-Mobile's network, Band 2 and Band 4, otherwise it won't be working.

EE 150GB Data Sim includes £20 pre-paid credit, 150GB Data, Unlimited Minutes & Unlimited Texts

9,8

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150GB Data Included, lasts up to 30 days
The sim you receive may be in old style packaging but will include the data allowances as per the description
Allowances last up to 30 days from activation
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.

£ 18.99

£ 0.99

Three Mobile 50GB data pay as you go SIM

Three Mobile

6% off

9,8

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SIM fits any unlocked 3G, 4G and 5G phone

Three Mobile PAYG Voice SIM Pack, Pre-loaded with 150GB of data, unlimited minutes and texts. Second month receive 200GB for same price!

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9,8

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Pre-loaded with 150GB of data, unlimited minutes and texts. Opt into auto renew for month two and receive 200GB of data for same price!
SIM fits any unlocked 4G and 5G device.
Data Pack lasts one month.

Three Mobile PAYG Voice SIM Pack - 40GB - £10

3 MOBILE

9,7

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Call, text and use data in 71 destinations up to 6GB
SIM fits any unlocked 3G, 4G and 5G device.
Data Pack lasts one month.

O2 Pre Pay Micro Sim Card With £10.00 Credit

9,7

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10 POUNDS PRELOADED O2 PAY AS YOU GO SIM CARD WITH 10 CREDIT

EE Pay As You Go SIM Card UK PREPAID PAYG £15 Bundle 25GB + (50GB FREE DATA every month for 6 months with regular top ups (Promotion request deadline of 07.10.2025)

love 2 surf

4% off

9,6

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4G speeds up to 25Mbps (No 5G with PAYG). WIFI CALLING + WIFI COVERAGE ON LONDON UNDERGROUND + 150,000 LOCATIONS ACROSS UK
The sim pack you receive will state 25GB on the printed packaging. This will be upgraded to 75GB 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
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

EE Pay As You Go Sim Card comes With 20 GB 500 minutes and unlimited texts

talk all day

9,6

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8GB PLUS 12 GB PROMOTIONAL DATA WITH 500 MINUTES AND UNLIMITED TEXTS FOR 30 DAYS
have to follow the instructions to activate the allowances
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
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

USA SIM Card for Travel to the USA. PrePaid. T-Mobile network with Unlimited Data, Calls and Texts. Upgraded 5G SIM Card! (15 Day)

TSIM

7% off

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9,5

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Features

No international calls included. Use OTT Apps such as WhatsApp to call home
Triple cut (Standard Micro Nano) SIM Card fits all phones. You must use a compatible unlocked phone with a SIM tray. iPhone X and onwards work, iPhone 12 onwards needed for 5G. Some Android phones not compatible with networks in USA. To check compatibility, go to T-Mobile website and search for "is my phone compatible". May not work on Mifi devices iPads.
Validity starts and phone number provided on activation. You must schedule activation on activation web site printed on the SIM Card packaging. No activation on Sundays. 24x6 multilingual chat support provided on activation web site.
24x6 (Monday-Saturday) multilingual support provided by phone, email and InstaChat. Use contact info printed on the SIM card packaging.

Recommendation

SimCorner USA Travel SIM – 16 Days Unlimited 5G/4G Data | 3-in-1 (Standard/Micro/Nano) | Unlimited Calls & Texts to US & Hawaii Mobiles & Landlines

SimCorner

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9,5

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Features

USA SIM Card Connect quickly, easily, and securely to your next destination with our USA tourist SIM card. The prepaid data SIM card plan gives you unlimited 4G data with a validity of 16 days in the USA. Once the SIM is activated, you will have a local US number and receive excellent 4G coverage in major US cities. Note Please check the images regarding compatibility before purchasing.
Data & Calling Service Our prepaid SIM card does not charge any roaming fees or extra charges and allows you unlimited incoming calls from any country, This 3-in-1 prepaid travel SIM card includes all sizes (standard, micro, and nano). Due to T-mobile tower upgrades, many older smartphones may be restricted to 2G speeds only.
Usage Restrictions The US travel SIM card allows unlimited calls and SMS to US & Hawaii mobiles and landlines. This prepaid card can only be used in mobile phones and not in data-only devices such as iPads, Tablets, Wifi Dongles, and Mifi devices.
Your US-Based Number Once you activate your international SIM card, your US-based number will be generated. You can use our micro SIM card to access any website or social media apps for international connectivity. As an alternative, you can go for the 8 International Talk and Text Feature to connect with 70+ countries.
Recharge Options Our international SIM card for iPhone & Android will last 16 Days from activation. If you are staying longer than 16 days and wish to recharge your SIM cards, you can do this by either going into a T-Mobile store or calling T-Mobile customer service 611 from your mobile handset.

This ranking is created through algorithmic analysis of millions of products tailored specifically to your search. We aim to find the most suitable product for you based on manufacturer information and price. The ranking reflects our opinion and should serve as a good starting point for your purchase. We would like to point out that we have not tested the products ourselves and link to selected online shops and partners from which we may receive compensation.

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Prepaid SIM USA - 5GB 4G LTE - Unlimited international calls & texts - 30 Days

Without Prime, Power Sim Shop delivers today working days ordered by 2 30 pm.

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Three 80GB Data SIM – Uncapped 5G Speeds – Preloaded EVERY MONTH Until 8th AUGUST 2025 – No Contract – Plug & Play for Business Broadband, Routers & Phones

PRELOADED DATA - 80GB Data renewed monthly until 8th August 2025 for a one-off payment.

~~£ 29.99~~

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Lebara UK Unlimited Data Pay As You Go SIM Card, Unlimited UK Minutes & Texts, 100 International minutes for £25

50% Off for 3 months when you renew

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Japan SIM Card 15 Days 20GB – Prepaid SIM for Unlocked Phones – Easy Activation, Works with Google, Instagram, Twitter – 4G Data-Only, No Calls or Texts (15 days 20GB)

Easy Activation Register on the mewfi website at least 2 days before your trip for seamless activation. Upon arrival in Japan, turn off your home SIM card, insert the mewfi japan SIM card and enable roaming on your phone for immediate connectivity.

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Three UK 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)

PRELOADED DATA Three UK SIM Card Preloaded with UNLIMITED 4G 5G Data. Enjoy Super-Fast 4G 5G Data Speeds with the UK s most reliable 5G network. The Data Sim Bundle lasts for 1 month from first use. Easy to renew your bundle for longer.

~~£ 24.99~~ free shipping

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Wave Connect UK Quad Network Data Only SIM, 6GB lasts 12 Months, Three, EE, O2, Vodafone, 4G LTE + 5G Prepaid, Activates On First Use, Includes Europe EU, For Unlocked IoT Devices, Security Cameras

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.

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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)

A great choice of IoT devices EIOTCLUB data only SIM cards are designed specifically for IoT devices. Suitable for 4G surveillance cameras, hunting cameras,mifi devices , 4G routers, GPS traker ,POC radio ect., ideal for monitoring homes, farms, construction sites and caravans.

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Vodafone Pay As You Go £20 Sim

roam all over europe - in vodafone's pay as you go europe zone, you can use your bundle as freely as you would at home - in 51 destinations

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Pay As You Go SIM Card, £5 Preloaded Credit, Ready to use

PAY AS YOU GO Flexible top-up options with no contract commitment, allowing you to manage your mobile expenses

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Three Mobile 30GB data pay as you go SIM

SIM fits any unlocked 3G, 4G and 5G phone

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EE PAYG £10 Data Sim Includes £10 pre-paid credit, 8GB Data, 500 Minutes and Unlimited Texts (EE £10-20GB)

500 minutes and unlimited texts

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Vodafone Sim Card Preloaded with 20GB Data Unlimited Calls and Texts for 6 Months. No Contracts, No Commitments, No Credit Checks, No Tie-ins, No Personal ID

Uses 4G

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The best SIM cards in comparison

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