O2 SIM Only Deals

Looking for all networks? See our SIM Only deals page Ofcom price comparison accredited
  • O2 SIM
    O2 SIM
    10GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    1
    Total ownership:
    £10.00
    Upfront:
    FREE
    Monthly:
    £10.00
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    10GB data Unlimited mins + texts
    Contract months:
    1
    Total ownership:
    £10.00
    Upfront:
    FREE
    Monthly:
    £10.00
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    30GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    1
    Total ownership:
    £15.00
    Upfront:
    FREE
    Monthly:
    £15.00
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    30GB data Unlimited mins + texts
    Contract months:
    1
    Total ownership:
    £15.00
    Upfront:
    FREE
    Monthly:
    £15.00
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    3GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    12
    Total ownership:
    £228.00
    Upfront:
    FREE
    Monthly:
    £19.00
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    3GB data Unlimited mins + texts
    Contract months:
    12
    Total ownership:
    £228.00
    Upfront:
    FREE
    Monthly:
    £19.00
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    50GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    1
    Total ownership:
    £20.00
    Upfront:
    FREE
    Monthly:
    £20.00
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    50GB data Unlimited mins + texts
    Contract months:
    1
    Total ownership:
    £20.00
    Upfront:
    FREE
    Monthly:
    £20.00
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    10GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    12
    Total ownership:
    £251.88
    Upfront:
    FREE
    Monthly:
    £20.99
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    10GB data Unlimited mins + texts
    Contract months:
    12
    Total ownership:
    £251.88
    Upfront:
    FREE
    Monthly:
    £20.99
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    20GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    12
    Total ownership:
    £276.00
    Upfront:
    FREE
    Monthly:
    £23.00
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    20GB data Unlimited mins + texts
    Contract months:
    12
    Total ownership:
    £276.00
    Upfront:
    FREE
    Monthly:
    £23.00
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    40GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    12
    Total ownership:
    £299.88
    Upfront:
    FREE
    Monthly:
    £24.99
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    40GB data Unlimited mins + texts
    Contract months:
    12
    Total ownership:
    £299.88
    Upfront:
    FREE
    Monthly:
    £24.99
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    100GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    12
    Total ownership:
    £324.00
    Upfront:
    FREE
    Monthly:
    £27.00
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    100GB data Unlimited mins + texts
    Contract months:
    12
    Total ownership:
    £324.00
    Upfront:
    FREE
    Monthly:
    £27.00
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    150GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    1
    Total ownership:
    £30.00
    Upfront:
    FREE
    Monthly:
    £30.00
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    150GB data Unlimited mins + texts
    Contract months:
    1
    Total ownership:
    £30.00
    Upfront:
    FREE
    Monthly:
    £30.00
    Save
    See deal
    Sold by O2
  • O2 SIM
    O2 SIM
    150GB data
    • Unlimited minutes
    • Unlimited texts
    O2
    Contract months:
    12
    Total ownership:
    £449.88
    Upfront:
    FREE
    Monthly:
    £37.49
    See deal
    Sold by O2
    See deal
    Sold by O2
    O2 SIM
    O2 SIM
    O2
    150GB data Unlimited mins + texts
    Contract months:
    12
    Total ownership:
    £449.88
    Upfront:
    FREE
    Monthly:
    £37.49
    Save
    See deal
    Sold by O2
You've viewed 10 of 10 deals
Deals last updated: 3 hours 59 minutes ago
Filters
  • Data >
  • Monthly cost >
  • Total cost >
  • Contract length >
  • Minutes >
  • Texts >
  • 5G >
Reset Close
Data
Clear Done
Monthly cost
Clear Done
Total cost
Clear Done
Contract length
Clear Done
Minutes
Clear Done
Texts
Clear Done
5G
Clear Done