Shop our best pay monthly phone deals and contracts on our ultra fast 5G network. Compare features and offers on our range of smartphones.

O2 has it all: SIM-only deals, contract plans on handsets, and pay-as-you-go plans. Data allowances go all the way up to unlimited data, with unlimited minutes and texts to match.

Nothing Phone (3) Cell Phone, 2025 New 5G Unlocked Phones 512GB, Android 15, Snapdragon 8s Gen4, AI Mobile Phones with Four 50MP Cameras & AMOLED Display, 5150mAh, Glyph Interface, …

iPhone 16 Pro iPhone 16 Apple Watch Series 10 Apple iPad A16 Samsung Galaxy S25 Ultra Samsung Galaxy S25 Samsung Galaxy Z Flip7 Samsung Galaxy Z Fold7 Google Pixel 10 Pro XL SIM Only …

Get massive discounts and benefits when you choose one of our latest O2 deals on top handsets, like the Samsung S24 and Apple iPhone 16. Free next day delivery available.

Jul 21, 2025 · Compare the best O2 mobile phone deals. Choose from top models like iPhone and Samsung on contract, and see if you could save with Go.Compare.

Dec 8, 2025 · O2 offers all the main mobile phone plans: pay monthly contracts with the latest smartphones, SIM only deals, and even pay-as-you-go. Data packages will range from low GB deals …