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†Monthly price of your Airtime Plan will increase by £1.80 each April, except Data Only and Smartwatch Plans which will increase by 75p.

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100GB data for £18 a month

24-month SIM Only Classic Plan. Airtime price rises to £19.80 from Apr ‘26, £21.60 from April ‘27

Unlimited data for £22 a month

24-month SIM Only Classic Plan. Airtime price rises to £23.80 from Apr ‘26, £25.60 from April ‘27.

30GB data for £16 a month

24-month SIM Only Classic Plan. Airtime price rises to £17.80 from Apr ‘26, £19.60 from April ‘27.

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†Monthly price of your Airtime Plan will increase by £1.80 each April, except Data Only and Smartwatch Plans which will increase by 75p. Out of bundle charges increase by 5% every 1 April. See https://www.o2.co.uk/prices