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O2 Phones (2025)

Total models available: 45

Showing 43 to 45 of 45 results

XDA II

XDA II

O2 XDA II Windows Mobile smartphone. Announced 2003. Features 3.5″ display, 1200 mAh battery, 128 MB RAM.
Xphone

Xphone

O2 Xphone Windows Mobile smartphone. Announced 2003. Features 2.2″ display, TI OMAP 710 chipset, 1000 mAh battery, 64 MB RAM.
XDA

XDA

O2 XDA Windows Mobile smartphone. Announced 2003. Features 3.5″ display, 64 MB RAM.

Frequently Asked Questions

What is the best O2 phone in 2025?

Explore our listings to find the top-rated models based on specs and user reviews.

What is the price range of O2 phones?

O2 phones are available from budget to flagship categories.

Does O2 offer 5G phones?

Yes, many new models by O2 support 5G connectivity.

Is there any warranty on O2 phones?

Most phones come with standard manufacturer warranty. Please check individual product details.