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With 2 million+ customers.

Samsung Galaxy S21 Plus 5G

100GB Data

Unlimited Minutes

Unlimited Texts

24 months

Three Network

PLUS

Faster Speeds with 5G

Tether Your Devices to Surf On The Go

Use Your Phone on the London Underground

99% 4G UK Coverage

Claim Exclusive Offers and Discounts

Three Advanced 100GB £45 (24mths)

Contract
Sim Free price

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Faster Speeds with 5G

Faster Speeds with 5G

5G is here on Three, bringing you incredible data speeds, a smoother experience when gaming and video calling, and a more reliable data connection in busy places like the football and festivals. Three has launched 5G in a load of busy towns and cities up and down the UK. See our Help Centre for the full list. Note: When you leave a 5G location, your 5G mobile will automatically switch to 4G or 3G, then back to 5G when it's available.

Use Your Phone on the London Underground

Use Your Phone on the London Underground

With access to WiFi on the London Underground, you can continue using your phone on the commute, checking Facebook and replying to emails, rather than getting cut off as soon as head down the escalators.

99% 4G UK Coverage

99% 4G UK Coverage

Getting online is easy with Three. With a huge 99% 4G coverage in towns and cities all around the UK, you can stay connected with those closest to you in more places than ever.

Claim Exclusive Offers and Discounts

Claim Exclusive Offers and Discounts

Three customers can download the Three+ customer loyalty app and access exclusive discounts on the biggest brands like Uber Eats, Cineworld and more. Plus, music lovers can get pre-sale tickets to the UK's biggest festivals.

These charges are applicable only when you exceed what is included in your tariff.

Calls to UK Mobiles p/m 65p
Calls to Landlines p/m (numbers starting with 01, 02 or 03 excluding Jersey, Guernsey, Isle of man) 65p
Calls to Jersey, Guernsey & Isle of man p/m 46p
Data Bundles from £2.50
Text Messages p/msg N/A
MMS Messages p/msg 65p
Calls to Voicemail p/m 65p
0800 and 0808 Calls p/m £0.00
Customer Service Calls p/m 35p
0500 Number Calls p/m £0.00
084, 087, 09 and 118 Access Charge p/m 65p
070 non-mobile Maximum Charge p/m £1.22 per call plus 85.5p per minute
Calls to certain MVNO's p/m 65p
Service Numbers

Calls to service numbers (starting 084, 087, 09 and 118) aren’t included in your plan allowance. There will be two charges on your bill, made up of an Access Charge that's charged by the network as pence per minute, and a Service Charge that's charged by the organisation you called. You will be charged the Access Charge for a minimum of 1 minute and then per second for the rest of the call.

Roaming Charges

Additional charges will apply to calls made while roaming outside of the EU/EEA. Customers on EE, Three and Vodafone will also be charged £2 per day for roaming inside the EU. Vodafone Basics SIM plans are UK use only and do no support roaming.

Full Samsung Galaxy S21 Plus 5G 128GB Specification

Headphone Jack: via USB Type-C
Display Size: 6.7-inches
Samsung Pay: Yes
In-display Fingerprint Scanner: Yes
RAM: 8GB
Chipset: Exynos 2100
Operating System Version: Android 11
Operating System: Android
SIM Type: Dual Nano
Network Bands: GSM / CDMA / HSPA / EVDO / LTE / 5G
Box Content: USB Type-C data cable, Ejection pin, Quick Start Guide
Extra Features: Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer, Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+ Bixby natural language commands and dictation.
Display Refresh Rate: 120Hz
Display Pixel Density: 394 PPI
Display Resolution: 1080 x 2400 pixels
Display Definition: Full HD+
Display Technology: 2 x Dynamic AMOLED
Audio Features: 32-bit/384kHz audio, Tuned by AKG
Front Camera Features: Dual Pixel PDAF, Dual video call, Auto-HDR
Battery Capacity: 4800 mAh
Charging Port: USB Type-C
Fast Charging: Yes
Camera Features: LED flash, auto-HDR, panorama, 30x Space Zoom
Front Camera Resolution: 10MP
Video Camera Resolution: 8K
Camera Resolution: Triple camera 12MP + 64MP + 12MP
IP Rating: IP68
WiFi: Yes
NFC: Yes
Bluetooth: Yes
GPS: Yes
Dimensions: 161.4 x 75.6 x 7.8 mm
Weight: 101 g
Virtual Assistant: Google Assistant

Data Speeds

Advertised 4G speeds are available in selected areas. Exact speed depends on location and number of users. Check coverage using the link in the shopping basket before buying.

Cashback

Unless otherwise stated, cashback incentives are provided by ourselves and not the Network provider or third-party. Full details are in our T&Cs.

Products

All products bought on our website are provided by ourselves, not the network, and are subject to our full T&Cs.

Roaming (Three)

Three Advanced customers can use their allowance in 49 EU destinations, as well as 22 extra countries including the USA, Australia, New Zealand and more. A Fair Usage Policy for data abroad applies. If your domestic data allowance is greater than 19GB, you will be subject to a fair usage policy of 19GB whilst you are roaming in the network's Europe Zone: this means you can use a maximum of 19GB from your data allowance while roaming.

RPI+/CPI Price Increase - Each year, your Pay Monthly airtime tariff will be adjusted according to a Fixed Annual Price Change (Three), RPI+ (O2) or Consumer Price Index (EE, Vodafone) rate of inflation. Your bill will be adjusted in March (EE) or April (O2, Three, Vodafone) by 4.5% (Three), or the rate announced in January (EE, Vodafone) and February (O2) that year (plus 3.9% on EE, O2, Vodafone).

All pay monthly offers subject to security and credit check. Charges will apply for paper billing. Charges may also apply for non-Direct Debit payment, unless on the EE network. Promo codes cannot be used in conjunction with any other offer.