Galaxy S25 Ultra 5G

Samsung Galaxy S25 Ultra 5G

5G SA

Galaxy S25 Ultra 5G

In stock

Order by midnight for free next-working-day home delivery
Launch into the future of Galaxy AI with Galaxy S25 Ultra 5G. Super-intuitive and more epic than ever, Galaxy AI handles a bunch of everyday tasks to free up time for what matters most. The epic Galaxy S25 Ultra 5G – life opens up with Galaxy AI.

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60GB Plus

DATA 60GB Plus, Data tariff

48 month Device Plan

Unlimited UK Minutes & Texts

Monthly rolling Airtime Plan

Plans unlinked after 24 months

Offers included

Introductory offer. Save up to £480 on selected tariffs. Ends 19 March.

Get double data, boosted broadband speeds, and more when your household also has Virgin Media broadband.

Swap to a new phone every 90 days, with O2 Switch Up.

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Upfront
+
£
47
.47
MONTHLY
£27.48 Device + £19.99 Airtime

Total monthly cost increasing to:

£49.27 from
Apr 2025 bill*

£51.07 from
Apr 2026 bill*

*Prices shown exclude discounts.

Airtime Plan will increase every year thereafter by £1.80 from April bill.

300GB Plus

DATA 300GB Plus, Data tariff

48 month Device Plan

Unlimited UK Minutes & Texts

Monthly rolling Airtime Plan

Plans unlinked after 24 months

Offers included

Introductory offer. Save up to £480 on selected tariffs. Ends 19 March.

Get double data, boosted broadband speeds, and more when your household also has Virgin Media broadband.

Swap to a new phone every 90 days, with O2 Switch Up.

See all offers and get extras on us
Upfront
+
£
51
.47
MONTHLY
£27.48 Device + £23.99 Airtime

Total monthly cost increasing to:

£53.27 from
Apr 2025 bill*

£55.07 from
Apr 2026 bill*

*Prices shown exclude discounts.

Airtime Plan will increase every year thereafter by £1.80 from April bill.

Unlimited Plus

DATA Unlimited Plus, Data tariff

48 month Device Plan

Unlimited UK Minutes & Texts

Monthly rolling Airtime Plan

Plans unlinked after 24 months

Offers included

Introductory offer. Save up to £480 on selected tariffs. Ends 19 March.

Get exclusive benefits when your household also has Virgin Media broadband.

Swap to a new phone every 90 days, with O2 Switch Up.

See all offers and get extras on us
Upfront
+
£
56
.47
MONTHLY
£27.48 Device + £28.99 Airtime

Total monthly cost increasing to:

£58.27 from
Apr 2025 bill*

£60.07 from
Apr 2026 bill*

*Prices shown exclude discounts.

Airtime Plan will increase every year thereafter by £1.80 from April bill.

Choose your Extra

Get up to six months' Disney+ or another Extra, on us.

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Spread the device cost over 3-48 months. 0% APR.

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With extra benefits for being with both Virgin Media and O2​.

Features

Tech specs

200MP

Camera

Fast Charging

Charging Times

218g

Weight

6.9 inches

Screen Size

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NEW
4 COLOURS
device-image
4.8

5G ready

NEW
4 COLOURS
device-image
Samsung
Galaxy S25 5G
4.5

5G ready

Introductory offer. Save up to £480 on selected tariffs. Ends 19 March.
OFFER
3 COLOURS
device-image
4.7
Save up to £600 on selected tariffs. While stocks last.

FAQs

The Samsung Galaxy S25 Ultra was released on 7 February, 2025. It's available for buy now, shop our range of Galaxy S25 Ultra pay monthly contracts.

The Samsung Galaxy S25 Ultra is designed for peak performance.

With Galaxy AI managing tasks, a lightning-fast processor, and a stunning 6.9-inch Dynamic AMOLED 2X display, it’s perfect for work or play. The quad-lens camera system, including a 200MP wide lens, ensures pro-quality photos and videos no matter the scenario, while the 5000mAh battery keeps you powered all day.

It’s the ultimate smartphone for your busy life.

Get ready to elevate your images with Samsung Galaxy S25 Ultra’s exceptional camera system.

Thanks to its AI-enhanced software, snap professional-level pictures with ease. The advanced quad-lens rear setup includes a 200MP wide lens, two 50MP lenses, and a 10MP lens, all working together to deliver flawless results. Meanwhile, the 12MP front camera captures stunning selfies and ensures sharp, vibrant video calls.

Whether it’s a quick picture in the moment or a curating cinematic masterpiece, the Galaxy S25 Ultra makes every shot picture-perfect.

Experience unparalleled visuals on the breathtaking 6.9-inch Dynamic AMOLED 2X display, featuring a sharp 3120 x 1440 resolution. Whether you're gaming, browsing, or simply scrolling, enjoy an exceptional viewing experience every time.

The Samsung Galaxy S25 Ultra is available in 4 stunning finishes: Titanium Black, Titanium Silverblue, Titanium Grey, or Titanium Whitesilver.

Yes, it does. The Samsung Galaxy S25 Ultra comes equipped with the innovative Galaxy AI to transform your daily routine.

Designed to simplify your life, Galaxy AI takes care of repetitive tasks with ease, freeing up your time and energy for the things that truly matter. With the S25 Ultra, managing your day and staying on top of your schedule has never been more effortless.

We have a range of contracts and payment options for the Galaxy S25 Ultra here at O2. Choose from one of our pre-built plans, or switch it up and tailor one to you. Plus, you'll get exclusive access to O2 Priority and other exciting offers.

Keep going all day with the Samsung Galaxy S25 Ultra. Its powerful 5000mAh battery ensures you have the energy to stay connected, work, and play without interruptions.

The Samsung Galaxy S25 Ultra offers three spacious storage options: 256GB, 512GB, and a massive 1TB. Perfect for storing your favourite apps, cherished photos, and everything in between.

Right here at O2. We have an incredible range of Samsung Galaxy S25 Ultra pay monthly deals and contracts available; have a browse and shop now.