cookie usage
O2 SIM Deal
Uses O2's Network
32 GBof 5G data
£8.00 a monthuntil April 2026then price rises every April in contract by £1.80Price details
12 month contract
Includes roaming in 48 destinations
O2 SIM only deals
6 of 6 results
Sorted by: Bestselling
List of SIM Only deals
O2 SIM Deal
Uses O2's Network
70 GBof 5G data
£10.00 a monthuntil April 2026then price rises every April in contract by £1.80Price details
12 month contract
Includes roaming in 48 destinations
O2 SIM Deal
Uses O2's Network
50 GBof 5G data
£9.50 a monthuntil April 2026then price rises every April in contract by £1.80Price details
12 month contract
Includes roaming in 48 destinations
O2 SIM Deal
Uses O2's Network
100 GBof 5G data
£12.00 a monthuntil April 2026then price rises every April in contract by £1.80Price details
12 month contract
Includes roaming in 48 destinations
O2 SIM Deal
Uses O2's Network
250 GBof 5G data
£16.00 a monthuntil April 2026then price rises every April in contract by £1.80Price details
12 month contract
Includes roaming in 48 destinations
O2 SIM Deal
Uses O2's Network
175 GBof 5G data
£14.00 a monthuntil April 2026then price rises every April in contract by £1.80Price details
12 month contract
Includes roaming in 48 destinations
Previously, most mobile networks raised contract prices in line with inflation. From January 2025, however, Ofcom will ban inflation-based price hikes on new contracts, requiring future increases to be fixed and clearly stated upfront.
Confused services are provided at no cost to you, but we may receive a commission from the companies we refer you to. This helps to keep our site free for you to use. Learn more about how our site works .