Capture share-ready photos, every time
Take your best shots yet. Whether you’re snapping a special moment with friends, shooting video for that next big project or starring in your own movies, the Galaxy S21 5G never lets you down. With an impressive 64MP telephoto camera, a 12MP wide camera and a 12MP ultra-wide camera, you have the power to capture professional-looking shots wherever life leads you. Say goodbye to endless posing. Single Take has five-times more facial recognition and automatically takes up to 14 versions of whatever you’re shooting so, you have plenty of Instagram-worthy shots to choose from. Film steady and incredibly life-like 8K videos, then use Video Snap to pull out stunning portraits and detailed landscapes from your creations. And with tons of features like night mode, studio lighting and natural bokeh effects, editing your content has never been easier.
Show off your unique style
Iconic contours. Sleek new shape. Stylish shades. The Galaxy S21 5G is designed for the bold and unashamedly different. Make heads turn with a striking metal frame that feels as good as it looks. The contour cut metal camera housing unit fuses beautifully with the rest of the phone. While the chic frosted haze finish makes smudges and fingerprints a thing of the past. Prone to accidents? The premium Glastic® back and tough Gorilla® Glass Victis improves durability against drops and scratches, so you can relax knowing your phone will continue to look good as the day you got it.
Immerse yourself in brilliant, uninterrupted viewing
Want the very best of the best? Galaxy S21 5G delivers Samsung’s brightest, most vivid display yet. View every image in spectacular detail. Watch the latest blockbuster in stunning colour. And immersive yourself in true-to-life visuals. The Dynamic AMOLED 2x display keeps everything looking brilliant and smooth, even in bright sunlight. So, you can watch your favourite videos or enjoy your go-to game wherever you are. Sick of draining your battery before you’ve even made it to the office? The display cleverly adapts the refresh rate to suit your activity, so you’ll never have to worry again.
Enjoy a phone you can rely on
From the moment you wake up, to the time you crawl into bed – your phone needs to keep up with whatever the day throws at you. The Galaxy S21 features a large 4000mAh battery, so you can stream, share and create more without constantly reaching for your charger. And relax knowing all your projects are totally secure thanks to Samsung’s next generation security. From faster fingerprint authentication to airtight privacy controls, there’ll be nothing holding you back.
Unlimited power at your fingertips
Featuring an ultra-powerful Exynos 2100 5nm processor, the Galaxy S21 5G places unreal power in the palm of your hand. Enjoy all the oomph you need to rule your social feed while seamlessly keeping up with your 8K video editing. Love gaming marathons? Relish the smooth, console-quality experience at your fingertips.
We now have 5G in parts of most major UK towns and cities, as well as lots of smaller towns and villages. To see whether 5G has arrived in your area visit our coverage checker.
We're here for you whenever you need us.
So you can stay connected to the people that matter.
On O2, you’re the headline act.
Priority gives you invite-only access to tickets, perks and experiences.
Our top plan
- What are the specifications of the Samsung Galaxy S21 5G?
The Samsung Galaxy S21 5G has 6.2-inch screen, Dynamic AMOLED display enforced with Gorilla Glass, giving you the world’s brightest smartphone display.
The powerful Exynos 2100 processor gives you 28% faster performance than previous models; and supports never-before-seen download and upload speeds with the immense connective powers of wifi 6E.
The Samsung Galaxy S21 5G has a Triple-Lens camera; 12MP Ultra-Wide lens, 12MP Wide lens and a 64MP telephoto lens. And if that’s not enough, the front camera snaps incredible selfies every time with a 10MP Wide lens.
The Samsung Galaxy S21 5G has a 100x space zoom with improved stability, giving you an enhanced portrait made that delivers professional-level portraits. The camera also has a sharper night mode with laser auto-focus, ultra-smooth video and dual recording – perfect for switching between narrating your videos and capturing the moment.
You can even use your phone to replace your car keys, if your car has Bluetooth functionality.
- What’s the screen size of the Samsung Galaxy S21 5G?
The Samsung Galaxy S21 5G has a 6.2-inch screen and an Infinity-O Dynamic AMOLED display, which can play 8K video.
- What’s the camera quality of the Samsung Galaxy S21 5G?
The Samsung Galaxy S21 5G offers professional-looking photos with its Triple Camera setup. On the back, the Samsung Galaxy S21 5G has a triple lens rear camera (12MP Ultra Wide, 12MP Wide and 64MP Telephoto) that offers a crystal-clear picture. There’s also a 10MP front phone camera to give you flawless selfies.
See the full specifications for the Samsung Galaxy S21 5G now.
- How long is the Samsung Galaxy S21 5G battery life?
The Samsung Galaxy S21 5G has a 4000 mAh battery, meaning your phone will last well over a day in standby mode.
- What’s the IP rating of the Samsung Galaxy S21 5G?
The Samsung Galaxy S21 5G has an IP68 rating. This means your phone, in perfect conditions, can withstand water up to a depth of 1.5m for thirty minutes.
- What output does the Samsung Galaxy S21 5G charger use?
The Samsung Galaxy S21 5G uses a 25W Super Fast Charging USB-C charger. But you’ll also be able to wirelessly charge your phone courtesy of Wireless Power share technology.
- What’s the price of the Samsung Galaxy S21 5G on Pay Monthly contract?
Choose the plan that works for you with our Samsung Galaxy S21 5G contract calculator.
- How much is the Samsung Galaxy S21 5G on Pay As You Go?
The Samsung Galaxy S21 5G isn’t currently available on O2 Pay As You Go. Keep checking back for updates, or take a look at our flexible Pay Monthly plans.
The legal bit
RPI: Each year your Airtime Plan will be adjusted by the Retail Price Index (RPI) rate of inflation. Find out more at o2.co.uk/prices.
Direct purchases only. Pay the cash price for your device or spread the cost over 3 to 36 months (excludes dongles). The cost of your Device will be the same however long you choose. A minimum upfront cost may apply. You need a monthly rolling Airtime Plan for the length of the Device Plan. Pay off your Device Plan at any time without charge. You can then keep on your Airtime Plan, upgrade or leave. If your Airtime Plan ends for any reason (including for switching to another operator) you will need to pay your Device Plan in full.
UK calls/texts to standard UK landlines and mobiles and when roaming in our Europe Zone. Fair Usage policy applies. Special and out of bundle numbers chargeable. 4G phone required to access 4G. 4G available in selected areas.
Change your airtime tariff after 30 days and then once every billing month during your minimum contract period, choosing from a selected family of tariffs. Some tariff extras are only available on the starting tariff, are not transferable, and may be lost if you change to an ineligible tariff. Devices are subject to availability.
0% APR. Finance subject to status and credit checks, 18+, Direct Debit. Credit provided by Telefónica UK Ltd, SL1 4DX. Terms apply, see o2.co.uk/terms.
Get Unlimited Data
Each year your Airtime Plan will be adjusted on your April bill by the RPI rate of inflation announced in the preceding Feb. See o2.co.uk/prices.
Unlimited Data available on O2 Custom Plans on selected handsets and selected SIM Only tariffs. Fair use policy applies, personal and non-commercial usage only. If you regularly use 650GB of data per month or tether 12 or more devices we may consider this to be non permitted use and have the right to move you to a more suitable plan. EU roaming capped at 25GB per month, chargeable at £3.50 per GB afterwards. For full terms see www.o2.co.uk/terms.
Get up to £350 when you trade in your old device.
Purchase the new Samsung Galaxy S21 5G, S21 Plus 5G, or S21 Ultra 5G directly from O2 between 14.01.21 and 10.02.21 and trade in your old device with O2 Recycle to claim up to £350 trade-in value. Minimum quality requirements apply. £350 value based on the amount paid out for the top 15% of Samsung devices traded in between January and March 2020 (£206) plus £150 enhanced recycle value. See o2.co.uk/terms.
O2 Recycle: Your device must pass our checklist. The value of your trade in will depend on the model and condition. Terms apply see o2recycle.co.uk.
Claim free Galaxy Buds Live and Galaxy SmartTag, worth £188.99.
Promoter: Samsung Electronics (UK) Limited. UK, Isle of Man, Channel Islands or ROI residents (18+) only or registered companies. Pre order a new Samsung Galaxy S21 5G, S21+ 5G, or S21 Ultra 5G from 14/01/2021 – 28/01/2021 and claim Samsung Galaxy Buds Live or Samsung Galaxy Buds Pro & Samsung SmartTag by redemption. No cash alternative. Participants who pre-order from Samsung Shop Online can claim their Reward at the same time as the pre-order. Customers from other participating retailers, must visit www.samsungpromotions.claims/janpreorder to complete the online claim form, upload proof of purchase and provide all other required information by midnight on 27/02/2021. Maximum 1 claim per Promotion Product purchased and a maximum of 250 claims per Company Participant. See www.samsung.com/uk/galaxy-s-preorder/terms/ for full Promotion terms.
Subject to availability, while stocks last. No cash or alternatives. Damaged or lost redemption vouchers will not be replaced. Offer may be withdrawn or amended at any time. Change of mind policy applies to Qualifying Purchase and Gift as a bundle. If you return the Qualifying Purchase without the Gift you will be charged the standard retail price for the Gift. Internet access is required.