SIM only & pay as you go

Already got a handset you are happy with? A SIM-only plan is almost always cheaper. Rolling 30-day plans and pay-as-you-go bundles let you leave whenever you like.

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30 deals match your filters. Prices last checked 20 September 2026.

O2
O2 SIM Only on Plus Unlimited (12 Month contract) with 100 …
SIM only · 12 months
DataUnlimited
MinutesUnlimited
Texts100
Term12 mths
Unlimited data 5G 6 months Free Disney+ O2 Priority Charge to mobile Recommend a Friend and Earn Rewards
£36.99/mo
£443.88 over 12 months
See deal at O2
O2
O2 SIM Only on Mini Unlimited (1 Month contract) with 100 t…
SIM only · Rolling / 30 days
DataUnlimited
MinutesUnlimited
Texts100
Term1 mth
Unlimited data 5G O2 Priority Charge to mobile Recommend a Friend and Earn Rewards 5G-ready
£38.00/mo
No long-term commitment
See deal at O2
O2
O2 SIM Only on Mini Unlimited (1 Month contract) with Unlim…
SIM only · Rolling / 30 days
DataUnlimited
MinutesUnlimited
TextsUnlimited
Term1 mth
Unlimited data 5G 6 months Free Disney+ O2 Priority Charge to mobile Recommend a Friend and Earn Rewards
£38.00/mo
No long-term commitment
See deal at O2
O2
O2 SIM Only on Ultimate Unlimited (12 Month contract) with …
SIM only · 12 months
DataUnlimited
MinutesUnlimited
TextsUnlimited
Term12 mths
Unlimited data 5G O2 Priority Charge to mobile Recommend a Friend and Earn Rewards Data Rollover
£41.99/mo
£503.88 over 12 months
See deal at O2
O2
O2 SIM Only on Ultimate Unlimited (12 Month contract) with …
SIM only · 12 months
DataUnlimited
MinutesUnlimited
Texts100
Term12 mths
Unlimited data 5G O2 Priority Charge to mobile Recommend a Friend and Earn Rewards Data Rollover
£41.99/mo
£503.88 over 12 months
See deal at O2
Mozillion (EE network)
Mozillion SIM only
SIM only · 24 months
DataUnlimited
MinutesUnlimited
TextsUnlimited
Term24 mths
Unlimited data
£23.95/mo
£1,149.60 over 24 months
See deal at Mozillion
Mozillion (EE network)
Mozillion SIM only
SIM only · 12 months
DataUnlimited
MinutesUnlimited
TextsUnlimited
Term12 mths
Unlimited data
£24.50/mo
£588 over 12 months
See deal at Mozillion
Mozillion (EE network)
Mozillion SIM only
SIM only · Rolling / 30 days
DataUnlimited
MinutesUnlimited
TextsUnlimited
Term1 mth
Unlimited data
£24.95/mo
No long-term commitment
See deal at Mozillion
Lebara (Vodafone network)
SIM Only Unlimited
SIM only · Rolling / 30 days
DataUnlimited
MinutesUnlimited
TextsUnlimited
Term1 mth
Unlimited data 5G
£25.00/mo
No long-term commitment
See deal at Lebara
Lebara (Vodafone network)
SIM Only Unlimited
SIM only · Rolling / 30 days
DataUnlimited
MinutesUnlimited
TextsUnlimited
Term1 mth
Unlimited data 5G
£30.00/mo
No long-term commitment
See deal at Lebara