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Galaxy S21 5G

100GB 150GB Data

Unlimited Minutes

Unlimited Texts

24 months

O2 Network

PLUS

Perks, prizes and surprises with Priority.

Use your mobile in the EU like at home.

Free WiFi when you're out and about.

Faster speeds with 5G.

You can now get Disney+ on O2.

Enjoy Extra Data for Free

O2 100GB £44 (24mths)

Contract
Sim Free price

In Stock

Order within the next 00h 00m 00s to get FREE delivery tomorrow.

Perks, prizes and surprises with Priority.

Perks, prizes and surprises with Priority.

Priority is your collection of invite-only moments. From the ones that get you doing the things you love with the ones you love, to those that bring you the kinds of treats that make you smile. And they're all yours, just for being on O2. Download the Priority app now - today's invites are ready when you are.

Use your mobile in the EU like at home.

Use your mobile in the EU like at home.

Use your minutes, texts and data when you’re on holiday in the EU. Whether you’re sending emails from the beach in Spain, or checking Facebook in France, you can enjoy using your mobile like you’re at home. Travelling outside the EU? Choose selected O2 tariffs for an extra 27 international roaming destinations, including USA, Australia and New Zealand. 20GB EU data cap on unlimited tariffs, then 0.4p per MB.

Free WiFi when you're out and about.

Free WiFi when you're out and about.

There are 15,000 O2 WiFi hotspots around the UK. As an O2 customer, you get free access to all of them, meaning you can get online to check emails, update Facebook or watch YouTube videos - all without using any mobile data! Plus, you can enjoy speeds up to 10x faster than a normal mobile connection.

Faster speeds with 5G.

Faster speeds with 5G.

5G is here on O2, 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. O2 has launched 5G in a load of busy cities and towns 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.

You can now get Disney+ on O2.

You can now get Disney+ on O2.

Add Disney+ to your plan for £5.99 and get £2 off your monthly bill. The home of Disney, Pixar, Marvel, Star Wars and National Geographic. You can download any series or movie on up to 10 devices to watch whatever you want, whenever you want, without having to hunt down WiFi.

Enjoy Extra Data for Free

Enjoy Extra Data for Free

This plan comes with a free data boost, which means you get extra data on your mobile to surf, stream and download. The data boost gets automatically applied to your plan - there’s nothing for you to do, other than enjoy it!

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

Calls to UK Mobiles p/m 55p
Calls to Landlines p/m (numbers starting with 01, 02 or 03 excluding Jersey, Guernsey, Isle of man) 55p
Calls to Jersey, Guernsey & Isle of man p/m 55p
Data Bundles from £3.50
Text Messages p/msg 15p
MMS Messages p/msg 55p
Calls to Voicemail p/m 35p
0800 and 0808 Calls p/m £0.00
Customer Service Calls p/m £0.00*
0500 Number Calls p/m 55p
084, 087, 09 and 118 Access Charge p/m 55p
070 non-mobile Maximum Charge p/m 55p
Calls to certain MVNO's p/m 55p
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. Excluding Vodafone Basics SIM plans, which are UK use only.

Full Samsung Galaxy S21 5G 128GB Specification

Headphone Jack:
via USB Type-C
Display Size:
6.2-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:
421 PPI
Display Resolution:
1080 x 2400 pixels
Display Definition:
Full HD+
Display Technology:
2 x Dynamic AMOLED
Battery Capacity:
4000 mAh
IP Rating:
IP68
Weight:
171 g
Dimensions:
71.2 x 151.7 x 7.9mm
GPS:
Yes
Bluetooth:
Yes
NFC:
Yes
WiFi:
Yes
Camera Resolution:
Triple 12MP + 12MP + 10MP
Front Camera Features:
1/3.24
Video Camera Resolution:
8K
Front Camera Resolution:
10MP
Camera Features:
LED flash, auto-HDR, panorama, 30x Space Zoom
Fast Charging:
Yes
Charging Port:
USB Type-C
Virtual Assistant:
Google Assistant

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. Promo codes cannot be used in conjunction with any other offer.

RPI Price Increase - Each year, your Pay Monthly airtime tariff will be adjusted according to the Retail Price Index (RPI) rate of inflation. This rate is announced in February and your bill will be adjusted by this amount in April.

Roaming - Call, text and data allowances can be used in our Europe Zone, subject to O2’s fair use policy (20GB EU data cap on unlimited tariffs, then 0.4p per MB). International rates apply when you’ve used up your allowance or make calls, texts and data outside the Europe Zone. For the list of Europe Zone destinations and out of bundle charges see o2.co.uk/help/pay-monthly/roaming-in-europe.

4G - 4G-ready phone (or device) required. 4G is subject to availability and a 4G SIM and software update may be required. Additional charges may apply for 4G service. See o2.co.uk/coveragechecker to check coverage in your area.

5G - 5G-ready phone (or device) required. 5G is subject to availability and a 5G SIM and software update may be required. Additional charges may apply for 5G service. See o2.co.uk/coveragechecker to check coverage in your area.

Priority - Only on O2. You must be an O2 customer, 16 or over with internet access. Data charges may apply. Offers subject to eligibility criteria and availability. When they’re gone, they’re gone. Terms apply - see o2.co.uk/terms.

O2 WiFi - O2 WiFi is subject to availability. Fair use policy and terms apply. No registration required for O2 customers at 4,500 of over 15,000 hotspots. Registration may be required in remaining hotspots and for all non-O2 customers. See o2.co.uk/wifi for more info. Terms apply - see o2.co.uk/terms.

Extra Data - Extra data allowances only apply during your 24-month minimum term. 24-month minimum term Pay Monthly contract means if you wish to cancel or leave within the term, you will need to pay the standard monthly tariff for the remaining months. Unused mins, text and data allowances must be used within the month and cannot be carried over. Data can be used in the UK and when roaming in our Europe Zone only. UK calls/texts to standard UK landlines and mobiles and when roaming in our Europe Zone. Excludes premium-rate and service numbers. Fair Usage policy applies. Special and out of bundle numbers chargeable. Connection subject to status and payment by Direct Debit. Subject to availability. Terms apply - see o2.co.uk/terms.

Promotional Discount (O2) - All promotional tariffs that consist of a financial monthly discount bolt-on will display the original tariff price and not the discounted price in the My O2 App. However, the financial discount will show as a bolt-on, which is listed in the bolt-on section of your account.

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.

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.