O2 SIM only deals

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Sorted by: Bestselling

List of SIM Only deals

  1. O2 SIM Deal

    Uses O2's Network

    O2 logo
    40 GBof 5G data
    £8.00 a monthuntil April 2027then price rises every April in contract by £2.50

    12 month contract

    Roam up to 25GB in 48 destinations

    • O2 Priority Tickets

  2. O2 SIM Deal

    Uses O2's Network

    O2 logo
    80 GBof 5G data
    £10.00 a monthuntil April 2027then price rises every April in contract by £2.50

    12 month contract

    Roam up to 25GB in 48 destinations

    • O2 Priority Tickets

  3. O2 SIM Deal

    Uses O2's Network

    O2 logo
    100 GBof 5G data
    £12.00 a monthuntil April 2027then price rises every April in contract by £2.50

    12 month contract

    Roam up to 25GB in 48 destinations

    • O2 Priority Tickets

  4. O2 SIM Deal

    Uses O2's Network

    O2 logo
    10 GBof 5G data
    £7.00 a monthuntil April 2027then price rises every April in contract by £2.50

    12 month contract

    Roam up to 10GB in 48 destinations

    • O2 Priority Tickets

  5. O2 SIM Deal

    Uses O2's Network

    O2 logo
    250 GBof 5G data
    £14.00 a monthuntil April 2027then price rises every April in contract by £2.50

    12 month contract

    Roam up to 25GB in 48 destinations

    • O2 Priority Tickets

  6. O2 SIM Deal

    Uses O2's Network

    O2 logo
    300 GBof 5G data
    £15.00 a monthuntil April 2027then price rises every April in contract by £2.50

    12 month contract

    Roam up to 25GB in 48 destinations

    • O2 Priority Tickets

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.

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