Offers available with Three
Samsung Trade-in boost offer
Get the new Samsung Galaxy S21 series and an extra £170 for your old phone when you trade-in with Three Recycle.
Tell me moreClaim a free pair of Galaxy Buds Live
Purchase the new Samsung Galaxy S21 5G, S21 Plus 5G or the S21 Ultra 5G and you can claim a pair of Galaxy Buds Live worth £159.
For full terms click here.
Early Upgrade
Early Upgrade after 12 months available on Unlimited Plus plans.
- Samsung Trade-in boost offer
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Get the new Samsung Galaxy S21 series and bag an extra £170 for your old phone when you trade-in with Three Recycle. When your new phone’s arrived, head to Three Recycle to get started. To claim your extra £170, remember to enter your new IMEI number at the checkout.
For more information on this trade-in deal, check out the full terms.
- Features
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The ultimate in self-expression
Make every moment epic with Galaxy S21 5G's next generation camera and video. Create high-res stills with 8K Video Snap and get share-ready shots first time, every time with Single Take. Galaxy S21 5G is unashamedly different with sleek, contour-cut metal housing and stylish colours. It's the ultimate combination of smart tech and stylish looks.
Next Generation Camera
8K Video Snap
Durable Design
Gorilla® Glass Victus & Glastic Rear
Striking Colour
Dynamic AMOLED 2XShare instantly
with next generation camerasStylish shades that reflect you
Be unashamedly different with Galaxy S21 5G. Boasting a sleek new shape and stylish shades, Galaxy S21 5G is the ultimate in self-expression. The contour-cut metal camera fuses beautifully with the device, and Samsung's new frosted haze effect and metal frame look and feel amazing, making smudges and fingerprints a thing of the past. Featuring the toughest Gorilla® Glass Victus, Glastic Rear and an AL7s10 Metal Frame for protection and peace of mind, Galaxy S21 5G is designed to look pristine.
Speed, power, creativity...
Galaxy S21's 5G's Exynos 2100 5nm processor brings all the performance you need. Packed with the oomph to rule your social feed while effortlessly keeping up with 8K video editing. Get a smooth, console-quality gaming experience. Never-miss-a-moment in connectivity. Connect to speedy 5G1, make clearer video calls and download twice as fast.
5nm processor
8GB RAM
8K Camera
A screen to turn heads
Treat your eyes with Galaxy S21 5G's Dynamic AMOLED 2X display that keeps everything looking brilliant and smooth. See movies in stunning colour. The 6.2" Infinity-O Display allows you to game or watch your favourite film even in bright sunlight. Scrolling is silky smooth and interactions are incredibly responsive. What's more, the new 120Hz adaptive refresh rate levels up for gaming or levels down when scrolling social media feeds to save your battery.
Unreal power, packaged neatly inside
With vault-like security and a binge-worthy battery, Galaxy S21 5G has your back no matter what. Stream, share and create - your content stays totally secure. The large sensor, smarter AI and 5nm processor put next generation, vault-like security in your hands. From faster fingerprint authentication to next-level privacy controls, there's nothing holding you back. Galaxy S21 5G is durable too. Featuring IP682 and Dust Resistance, it's fit for almost any environment.
Faster
Exynos 2100
Processor
Tougher
Gorilla® Glass Victus AL7s10 Metal Frame
More storage options
128GB / 256GB
What's in the box
Galaxy S21 5G comes packaged with just what you need - USB Type-C data and charging cable, ejection pin and Quick Start Guide. Just another way of being good to the environment.
Compare the Galaxy S21 range
Galaxy S21 Ultra 5G
Galaxy S21+ 5G
Galaxy S21 5G
Display
6.8"
3200 x 1440
WQHD+ (515 ppi)Dynamic AMOLED 2X -
120Hz Adaptive
6.7"
2400 x 1080
FHD+ (394 ppi)Dynamic AMOLED 2X -
120Hz Adaptive
6.2"
2400 x 1080
FHD+ (421 ppi)Dynamic AMOLED 2X -
120Hz Adaptive
Body
Gorilla® Glass Victus
AL7s10 Metal Frame
Gorilla® Glass Victus
AL7s10 Metal Frame
Gorilla® Glass Victus
+ Glastic Rear
AL7s10 Metal Frame
Rear Cameras
12MP ƒ2.2 Ultra Wide
108MP ƒ1.8 Wide
10MP ƒ2.4 Telephoto
10MP ƒ4.9 Telephoto
Laser AF Time-of-Flight
12MP ƒ2.2 Ultra Wide
12MP ƒ1.8 Wide
64MP ƒ2.0 Telephoto
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12MP ƒ2.2 Ultra Wide
12MP ƒ1.8 Wide
64MP ƒ2.0 Telephoto
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-
Front camera
40MP ƒ2.2 Wide
10MP ƒ2.2 Wide
10MP ƒ2.2 Wide
Performance
Exynos 2100
Exynos 2100
Exynos 2100
Battery
5,000 mAh3
4,800 mAh3
4,000 mAh3
Charging
25W Super Fast Charging
15W Fast Wireless Charging
Wireless PowerShare
25W Super Fast Charging
15W Fast Wireless Charging
Wireless PowerShare
25W Super Fast Charging
15W Fast Wireless Charging
Wireless PowerShare
Memory
12GB RAM
16GB RAM
8GB RAM
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8GB RAM
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Storage
128GB
256GB
512GB
128GB
256GB
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128GB
256GB
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Sound
Stereo Speakers by AKG
Dolby Atmos
Stereo Speakers by AKG
Dolby Atmos
Stereo Speakers by AKG
Dolby Atmos
Water & Dust Resistance
IP682
IP682
IP682
Colours
Phantom Black
Phantom Silver
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Phantom Violet
Phantom Silver
Phantom Black
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Phantom White
Phantom Grey
Phantom Pink
Phantom Violet
Connectivity
5G1
WiFi 6E
UWB Tracking
S Pen4
5G1
WiFi 6
UWB Tracking
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5G1
WiFi 6
-
-
Weight
227g
200g
169g
1 5G functionality requires compatible network connection and tariff.
2 Based on test conditions of submersion in up to 1.5 metres of fresh water for up to 30 minutes.
3 Typical value based on testing under third party lab conditions. Rated capacity for Galaxy S21 Ultra 5G is 4,855 mAh, 4,660 for Galaxy S21+ 5G and 3,880 mAh for Galaxy S21 5G.
4 S Pen sold separately.
- Performance
Speed, power, creativity… Samsung’s revolutionary fastest processor brings all the performance you need.
Amp up your smartphone experience with our very best Galaxy performance yet. The Galaxy S21 5G comes with an Exynos 2100 5nm processor that not only packs in unreal power, but lets you make the most of 5G connectivity. Then you can bring all the oomph you need to rule your social feed while effortlessly keeping up with your 8K video editing. Love gaming marathons? What could be better than a smooth, console-quality experience on the ultimate smartphone- Display
Treat your eyes with our Dynamic AMOLED 2x display that keeps everything looking brilliant and smooth, no matter what.
The Galaxy S21 5G features our bright, Dynamic AMOLED 2x displays. Based on years of display innovation, you’ll see movies in stunning colour – just as the director intended. These displays even adapt to your surroundings. So go ahead – enjoy your go-to games or keep watching videos, even in bright sunlight. They are adaptable too, making scrolling silky smooth and interactions incredibly responsive, especially with its 120Hz refresh rate.- Design
Iconic metal contours, a sleek new shape and stylish shades that reflect you, the Galaxy S21 5G is the ultimate show-off smartphones.
Be unashamedly different with the iconic Galaxy S21 5G. The striking, contour-cut metal camera housing unit fuses beautifully with the phone. While our new premium frosted haze effect and metal frame looks and feels amazing. Mix it up with a range of shades that reflect your style. It’s designed to stay looking pristine too. The haze finish makes smudges and fingerprints a thing of the past. For protection and peace of mind, S21 5G has a premium Glastic® back- Camera
Shoot and share, first time, every time
Effortlessly capture epic, share-ready moments anytime – no apps or editing needed. For the first time, you get to be the director by shooting with all your video cameras at once. Or star in your own movie by recording front and rear together. All the action will be super steady and life-like too.- Specifications
What's in the BoxHandset USB Type-C to C Cable Safety Information Quick start guide SIM Tray Ejector (No Charger in Box or headphones)DimensionsWidth: 71.2 mm Height: 151.7 mm Depth: 7.9 mm Weight: 171gBattery Capacity4,000 mAh, 25W Super Fast Charging, 15WE Fast Wireless ChargingDisplay6.2” Dynamic AMOLED 2X (upto 120Hz Adaptive Refresh) Gorilla Glass VictusMemoryInternal Memory: 128GB/256GB(2 memory options at launch) (does not support Micro SD) RAM: 8GBSIM TypeDual Nano Sim + eSIMSensorsUltra Sonic Fingerprint Sensor Accelerometer Gyro Geomagnetic Hall NFC UWB GPSCameraRear Camera: 64MP + 12MP + 12MP Front Camera: 10MPConnectivity3G, 4G+, 5GOperating SystemAndroidProcessorExynos 2100Wi-Fi/BluetoothWi-Fi 2.4GHz + 5 GHz 802.11 a/b/g/n/ac/ 2x2 MIMO Bluetooth 5.0
Why Three?
We're building the UK's fastest 5G network.
No more new number.
Get Unlimited data with no limits or caps.
Delivery
Free next working day delivery
Free collection from store
We offer next day delivery if you order before 4pm, and orders placed after 4pm will be delivered in 2 working days. We deliver between 9am and 6pm on weekdays, but not on weekends or bank holidays. For more information please take a look at our delivery page.
Pre-orders
Devices on pre-order take around 4 weeks to arrive, depending on each supplier. You’ll get an estimated delivery date when you place your order and we’ll text to let you know when it’s with our courier (DPD). You’ll be able to track it and change your delivery date if you want to.
Returns
You've got 30 days to return or exchange any new, unused device or accessory you bought online. Please make sure you keep your delivery note or collection receipt. If you want to exchange for another make/model there'll be a small charge as set out in our Price Guide. See Refunds & Returns for more info, or call us on 0333 338 1001.