O2 is one of the UK’s leading mobile retailers and network providers, offering pay-monthly handsets, SIM-only plans, home broadband and accessories. Backed by Virgin Media O2, it pairs broad 4G/5G coverage with Perks via O2 Priority and straightforward online trade-in and upgrade options.
Why shop
UK network strength, handset selection, and member perks.
Phone deals and trade‑ins
O2’s phone section pairs modern flagships with promotional bundles and trade-in credit to reduce upfront costs. Expect bundled accessories, installment pricing, and priority launch access on select devices. The online trade-in tool gives an instant valuation and can be applied toward monthly payments or upfront discounts, smoothing the upgrade process for returning customers.
Broadband, routers and home tech
Beyond mobile, O2 sells home broadband packages, fibre upgrades and mobile broadband routers for on-the-go connectivity. Packages often include online management tools, optional extras and the ability to combine services across Virgin Media O2 accounts for consolidated billing and offers.
What they sell
Our verdict
What we like
- Strong UK 4G/5G network and broad coverage
- O2 Priority perks and partner offers
- Wide selection of current handsets and trade-in options
- Convenient online account management and click-and-collect
Worth knowing
- Prices can be higher than some MVNOs and budget rivals
- Customer service wait times and in-store availability can vary
- Primarily UK-focused — limited international shipping