Ranked by true cost

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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60 deals match your filters. Prices last checked 4 November 2026.

O2O2
O2 SIM Only on Mini 3GB (1 Month contract) with 100 texts; …
SIM only
Data3GB
MinutesUnlimited
Texts100
TermRolling
5G O2 Priority Charge to mobile Recommend a Friend and Earn Rewards 5G-ready
SIM onlyRolling
£24.00/mo
No contract — leave any month.
See deal at O2
MoMozillion
Runs on EE
Mozillion SIM only
SIM only
Data100GB
MinutesUnlimited
TextsUnlimited
TermRolling
SIM onlyRolling
£12.00/mo
No contract — leave any month.
See deal at Mozillion
1p1pMobile
Runs on EE
Unlimited prepay/PAYG SIM
Pay as you go
DataUnlimited
Minutes0
TextsUnlimited
TermRolling
Unlimited data

30-day bundle, no contract

Pay as you goRolling
£25.00/mo
30-day bundle, top up when you choose.
See deal at 1pMobile
1p1pMobile
Runs on EE
Family Unlimited prepay/PAYG SIM
Pay as you go
DataUnlimited
Minutes0
TextsUnlimited
TermRolling
Unlimited data

30-day bundle, no contract

Pay as you goRolling
£25.00/mo
30-day bundle, top up when you choose.
See deal at 1pMobile
O2O2
O2 SIM Only on Mini 20GB (1 Month contract) with 100 texts;…
SIM only
Data20GB
MinutesUnlimited
Texts100
TermRolling
5G O2 Priority Charge to mobile Recommend a Friend and Earn Rewards 5G-ready
SIM onlyRolling
£27.00/mo
No contract — leave any month.
See deal at O2
O2O2
O2 SIM Only on Mini 20GB (1 Month contract) with Unlimited …
SIM only
Data20GB
MinutesUnlimited
TextsUnlimited
TermRolling
5G 6 months Free Disney+ O2 Priority Charge to mobile Recommend a Friend and Earn Rewards
SIM onlyRolling
£27.00/mo
No contract — leave any month.
See deal at O2
LeLebara
Runs on Vodafone
SIM Only 50GB
SIM only
Data50GB
MinutesUnlimited
TextsUnlimited
TermRolling
5G
SIM onlyRolling
£15.00/mo
No contract — leave any month.
See deal at Lebara
MoMozillion
Runs on EE
Mozillion SIM only
SIM only
Data150GB
MinutesUnlimited
TextsUnlimited
TermRolling
SIM onlyRolling
£15.00/mo
No contract — leave any month.
See deal at Mozillion
O2O2
O2 SIM Only on Mini 100GB (1 Month contract) with 100 texts…
SIM only
Data100GB
MinutesUnlimited
Texts100
TermRolling
5G O2 Priority Charge to mobile Recommend a Friend and Earn Rewards 5G-ready
SIM onlyRolling
£31.00/mo
No contract — leave any month.
See deal at O2
O2O2
O2 SIM Only on Mini 100GB (1 Month contract) with Unlimited…
SIM only
Data100GB
MinutesUnlimited
TextsUnlimited
TermRolling
5G 6 months Free Disney+ O2 Priority Charge to mobile Recommend a Friend and Earn Rewards
SIM onlyRolling
£31.00/mo
No contract — leave any month.
See deal at O2
MoMozillion
Runs on EE
Mozillion SIM only
SIM only
Data210GB
MinutesUnlimited
TextsUnlimited
TermRolling
SIM onlyRolling
£16.00/mo
No contract — leave any month.
See deal at Mozillion
MoMozillion
Runs on EE
Mozillion SIM only
SIM only
Data260GB
MinutesUnlimited
TextsUnlimited
TermRolling
SIM onlyRolling
£17.00/mo
No contract — leave any month.
See deal at Mozillion
VXVOXI
Runs on Vodafone
VOXI SIM Only Deals
SIM only
Sold by Fonehouse
DataUnlimited
MinutesUnlimited
TextsUnlimited
TermRolling
Unlimited data
SIM onlyRolling
£35.00/mo
No contract — leave any month.
See deal at Fonehouse
O2O2
O2 SIM Only on Mini Unlimited (1 Month contract) with 100 t…
SIM only
DataUnlimited
MinutesUnlimited
Texts100
TermRolling
Unlimited data 5G O2 Priority Charge to mobile Recommend a Friend and Earn Rewards 5G-ready
SIM onlyRolling
£38.00/mo
No contract — leave any month.
See deal at O2
O2O2
O2 SIM Only on Mini Unlimited (1 Month contract) with Unlim…
SIM only
DataUnlimited
MinutesUnlimited
TextsUnlimited
TermRolling
Unlimited data 5G 6 months Free Disney+ O2 Priority Charge to mobile Recommend a Friend and Earn Rewards
SIM onlyRolling
£38.00/mo
No contract — leave any month.
See deal at O2
LeLebara
Runs on Vodafone
SIM Only 100GB
SIM only
Data100GB
MinutesUnlimited
TextsUnlimited
TermRolling
5G
SIM onlyRolling
£20.00/mo
No contract — leave any month.
See deal at Lebara
MoMozillion
Runs on EE
Mozillion SIM only
SIM only
Data310GB
MinutesUnlimited
TextsUnlimited
TermRolling
SIM onlyRolling
£20.00/mo
No contract — leave any month.
See deal at Mozillion
MoMozillion
Runs on EE
Mozillion SIM only
SIM only
DataUnlimited
MinutesUnlimited
TextsUnlimited
TermRolling
Unlimited data
SIM onlyRolling
£23.00/mo
No contract — leave any month.
See deal at Mozillion
LeLebara
Runs on Vodafone
SIM Only Unlimited
SIM only
DataUnlimited
MinutesUnlimited
TextsUnlimited
TermRolling
Unlimited data 5G
SIM onlyRolling
£25.00/mo
No contract — leave any month.
See deal at Lebara
LeLebara
Runs on Vodafone
SIM Only Unlimited
SIM only
DataUnlimited
MinutesUnlimited
TextsUnlimited
TermRolling
Unlimited data 5G
SIM onlyRolling
£30.00/mo
No contract — leave any month.
See deal at Lebara