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Three Upgrades

Latest Three Upgrade Deals

43 products found
Three 5G Ready 128GB Upgrade
Key features:
  • Built For Apple Intelligence.
  • Supersmart A18 chip.
  • Longer battery life with up to 22 hours video playback.
  • 6.1-inch Super Retina XDR display.
Google

Pixel 9

Three 5G Ready 128GB Upgrade
Key features:
  • 6.3-inch OLED display.
  • 50MP rear camera.
  • Long battery life.
  • 10.5MP front-facing camera.
  • Fast charging tech.
  • 5G Ready.
Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 5G Ready 128GB Upgrade
Key features:
  • 6.1-inch Super Retina XDR display.
  • Advanced camera system for better photos in any light.
  • All-day battery life and up to 20 hours of video playback.
Google

Pixel 8

Three 5G Ready 128GB Upgrade
Key features:
  • 6.2-inch display.
  • Dual 50MP rear camera.
  • Enjoy a 4575mAh battery life.
  • 10.5MP front-facing camera.
  • Super-durable Gorilla Glass Victus screen.
  • 5G Ready.
Three 5G Ready 128GB Upgrade
Key features:
  • 6.7-inch display.
  • Triple 50MP rear camera.
  • Enjoy a 5050mAh battery life.
  • 10.5MP front-facing camera.
  • Super-durable Gorilla Glass Victus screen.
  • 5G Ready.
Google

Pixel 8a

Three 5G Ready 128GB Upgrade
Key features:
  • 6.1-inch OLED display.
  • Dual 64MP rear camera.
  • 13MP front camera.
  • 4492mAh battery life.
  • Wireless charging.
  • 5G ready.
Three 5G Ready 128GB Upgrade
Key features:
  • 6.3-inch OLED display.
  • 50MP rear camera.
  • Long battery life.
  • 42MP front-facing camera.
  • Fast charging tech.
  • 5G Ready.
Three 5G Ready 128GB Upgrade
Key features:
  • 6.8-inch OLED display.
  • 50MP rear camera.
  • Long battery life.
  • 42MP front-facing camera.
  • Fast charging tech.
  • 5G Ready.
Three 64GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 5G Ready 64GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 5G Ready 128GB Upgrade
Key features:
  • 6.1-inch Super Retina XDR display.
  • A15 Bionic chip for lightning-fast performance.
  • Up to 19 hours of video playback.
Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 5G Ready 256GB Upgrade
Key features:
  • 6.1-inch Super Retina XDR display.
  • Dynamic Island, a magical new way to interact with iPhone.
  • 48MP Main camera for up to 4x greater resolution.
Three 5G Ready 128GB Upgrade
Key features:
  • Durable colour-infused glass and aluminium design.
  • 48MP Main camera shoots in super high resolution.
  • Superfast A16 Bionic chip.
Three 5G Ready 128GB Upgrade
Key features:
  • Durable colour-infused glass and aluminium design.
  • 48MP Main camera shoots in super high resolution.
  • Superfast A16 Bionic chip.
Three 5G Ready 128GB Upgrade
Key features:
  • Built For Apple Intelligence.
  • Supersmart A18 chip.
  • Longer battery life with up to 27 hours video playback.
  • 6.7-inch Super Retina XDR display.
Three 5G Ready 128GB Upgrade
Key features:
  • 6.3-inch Super Retina XDR display.
  • A18 Pro chip built for Apple Intelligence.
  • Huge battery with up to 27 hours video playback.
Three 5G Ready 256GB Upgrade
Key features:
  • 6.9-inch Super Retina XDR display.
  • A18 Pro chip built for Apple Intelligence.
  • Huge battery with up to 27 hours video playback.
Three 5G Ready 128GB Upgrade
Key features:
  • 6.1-inch Super Retina XDR display.
  • Advanced 2-in-1 48MP dual-camera system.
  • A18 chip for lightning-fast performance.
  • Durable design with IP68 rating.
  • Built in Apple Intelligence.
Three 64GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 64GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Samsung

Galaxy A25

Three 5G Ready 128GB Upgrade
Key features:
  • Beautiful 6.5-inch display.
  • 50MP triple-lens camera system.
  • Powerful, long-lasting battery.
Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Samsung

Galaxy S22

Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Samsung

Galaxy S23

Three 5G Ready 128GB Upgrade
Key features:
  • 12-month supplier warranty.
  • Fully tested and works as new.
  • Includes charging cable.
Samsung

Galaxy S23

Three 5G Ready 128GB Upgrade
Key features:
  • 6.1-inch Dynamic AMOLED display.
  • Triple 50MP rear camera.
  • Enjoy a 3900mAh battery life.
  • 12MP front-facing camera.
  • Samsung Pay.
  • 5G Ready.
Three 5G Ready 256GB Upgrade
Key features:
  • 6.8-inch Dynamic AMOLED display.
  • Triple 200MP rear camera.
  • Enjoy a 5000mAh battery life.
  • 12MP front-facing camera.
  • Samsung Pay.
  • Dolby Atmos sound.
Samsung

Galaxy S24

Three 5G Ready 128GB Upgrade
Key features:
  • 6.2-inch Dynamic AMOLED 2X display.
  • Triple 50MP rear camera.
  • 12MP front-facing camera.
  • 4000mAh battery life.
  • Galaxy AI.
  • Adaptive Vision Booster.
Three 5G Ready 128GB Upgrade
Key features:
  • 6.7-inch Dynamic AMOLED 2X display.
  • Triple 50MP rear camera.
  • 4700mAh battery life.
  • 10MP front-facing camera.
  • Galaxy AI.
  • Adaptive Vision Booster.
Three 5G Ready 256GB Upgrade
Key features:
  • 6.7-inch Dynamic AMOLED 2X display.
  • Triple 50MP rear camera.
  • 12MP front-facing camera.
  • 4900mAh battery life.
  • Galaxy AI.
  • Adaptive Vision Booster.
Three 5G Ready 256GB Upgrade
Key features:
  • 6.8-inch Dynamic AMOLED 2X display.
  • Quad 200MP rear camera.
  • 12MP front-facing camera.
  • 5000mAh battery life.
  • Galaxy AI.
  • Adaptive Vision Booster.
Samsung

Galaxy S25

Three 5G Ready 128GB Upgrade
Key features:
  • With Galaxy AI.
  • 6.2-inch Dynamic AMOLED 2X display.
  • Triple 50MP rear camera.
  • 12MP front-facing camera.
  • 4000mAh battery life.
Three 5G Ready 256GB Upgrade
Key features:
  • With Galaxy AI.
  • 6.9-inch Dynamic AMOLED 2X display.
  • Quad 200MP rear camera.
  • 12MP front-facing camera.
  • 5000mAh battery life.
Three 5G Ready 256GB Upgrade
Key features:
  • With Galaxy AI.
  • 6.7-inch Dynamic AMOLED 2X display.
  • Triple 50MP rear camera.
  • 12MP front-facing camera.
  • 4900mAh battery life.
Three 5G Ready 256GB Upgrade
Key features:
  • 6.7-inch Dynamic AMOLED 2x display.
  • Double 50MP rear camera.
  • Long-lasting battery life.
  • 5G ready.
Three 5G Ready 256GB Upgrade
Key features:
  • Amazing 7.6-inch Dynamic AMOLED 2X display.
  • 50MP triple rear camera.
  • Enjoy a long battery life.
  • 10MP dual front camera.
  • Fast charge.
  • Fingerprint sensor.
Three 5G Ready 256GB Upgrade
Key features:
  • 7.6-inch Dynamic AMOLED 2x display.
  • Triple 50MP rear camera.
  • 4400mAh battery life.
  • 5G ready.
Three 5G Ready 256GB Upgrade
Key features:
  • 6.6-inch OLED display.
  • Triple 48MP rear camera.
  • 12MP front-facing camera.
  • 5G Ready.
  • Fast charge.
  • Fingerprint unlock.
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Based on analysis by Ookla® of Speedtest Intelligence® data for Q1-Q2 2024. Ookla trademarks used under license and reprinted with permission. Visit speedtest.net/awards/fastest-5G to find out more.

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Based on analysis by Ookla® of Speedtest Intelligence® data for Q1-Q2 2024. Ookla trademarks used under license and reprinted with permission. Visit speedtest.net/awards/fastest-5G to find out more.

Why choose Three?

We believe life isn't just about the big things. It's about capturing the little things in between. We'd love you to join our network, and here's why we think you should.

Fastest 5G Network

The UK’s Fastest 5G Network

Share your snaps in a flash, download albums in seconds, and wave goodbye to buffering.

Ookla has named us the UK’s Fastest 5G Network.

Fastest 5G Network

99% UK Coverage

Our 4G network covers 99% of the UK population (outdoor coverage). And our 5G network coverage is growing day by day. So you can rely on us to keep you connected.

Fastest 5G Network

Three+ Rewards App

Download the Three+ rewards app today and enjoy amazing offers from the brands you love.

Fastest 5G Network

Going abroad?

Go Roam lets you call, text, UK numbers and use your data in over 160 destinations around the world, up to fair usage limits.

£2 for 24hrs

Go Roam Europe destinations

£5 for 24hrs

Go Roam Around the World destinations

£7 for 24hrs

Go Roam Around the World Extra destinations

Proudly working together

We've joined forces with MobilePhonesDirect to extend our network's reach. With so much changing—flip phones are back!—we're more committed than ever to bringing you our best products and services at unbeatable prices.