The Galaxy S24 Ultra boasts a huge 5,000mAh battery. And because the huge battery is optimised for social media use and watching videos, you’ll get an impressive 3.5 hours of extra playback time.
Unmissable Samsung Galaxy AI phone deals on Three
Save up to £744 on Samsung Galaxy S25 Ultra AI
When you trade in selected Samsung phones. Breeze through your day with superpowered Galaxy AI.
Samsung series on Three
Explore our Samsung deals and discover the power of new Galaxy AI – now available across the full Samsung range.
Recycle your old device
Sell your old phone, tablet, or wearable device to help cover the cost of a new one.

Explore the full Samsung Galaxy range
There’s a wide range of Samsung Galaxy phones available, like the new Samsung Galaxy S25 Series and the Samsung Galaxy Z series.
Existing customer offers
Save up to 20% on additional plans
Bring your family over to Three and save. With Connect Together, you can get up to 20% off additional phone, SIM, and broadband plans.
Pick your perfect upgrade
Ready for a new phone? Browse the latest devices and upgrade offers. And save even more when you trade-in your old phone.
More Samsung deals
We’ve got a wide Samsung range to choose from, so let’s find the best plan for you. Whether you’re after the freshest features or a model from an older series, check out our Samsung latest deals and Samsung bundle deals.
Business customer?
Samsung Galaxy Watch Series
Stay on top of your health and stay connected with a Samsung Galaxy Watch on Three.

Samsung Galaxy Watch Ultra AI
Your new private coach that never clocks off records blood pressure, heart rate, fitness, Energy Score, and more.

Samsung Galaxy Watch7 AI
With a Galaxy AI-powered smartwatch wrapped around your wrist you can exercise better, sleep deeper, and live healthier - anything's possible.
Other products from Samsung
Why choose Samsung on Three?
What sets Samsung apart?
Features and articles
Don’t just take our word for it

T3 Platinum Award
"...One tough phone to beat in 2025"
S25 Ultra

Stuff 5 Stars
“…the phone to change your mind about foldables”
Flip6

The Guardian Award
Spoil yourself with Galaxy Buds Live. They’re worth paying attention to.
Frequently asked questions
Why choose Three?
Based on analysis by Ookla® of Speedtest Intelligence® data for Q3-Q4 2024. Ookla trademarks used under license and reprinted with permission.