Compare SIM only deals

Compare the best SIM only deals from all the major networks

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Order by our algorithm which ranks tariffs based on the bundle, cost and supplier.
Order by the cheapest monthly tariff cost available including any discounts. This does not include upfront costs and standard tariff costs outside of any discounted period and therefore may not be the cheapest average monthly cost overall for the length of the contract.
Ordered by the cheapest average monthly cost for the contract. This is all upfront costs and all monthly charges, both in and out of any discounted period, for the length of the contract added together and then divided by the number of months of the contract.
Order by the cheapest handset cost available.

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GiffGaff SIM only deal

1 month contract

Unlimited minutes & texts

100 GB data
Antenna icon GiffGaff uses O2 network
100 GB data
£20.00 per month
Prices may change during contract Cost breakdown
See deal via GiffGaff GiffGaff
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GiffGaff

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £20.00
  • Average Monthly Cost: £20.00
  • Total Contract Length: 1 month
  • Total Contract Cost: £20.00
  • First Year Cost: £240.00

£20.00 per month for 1 months No upfront cost Prices may change during contract

See deal

GiffGaff SIM only deal

1 month contract

Unlimited minutes & texts

80 GB data
Antenna icon GiffGaff uses O2 network
80 GB data
£20.00 per month
Prices may change during contract Cost breakdown
See deal via GiffGaff GiffGaff
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GiffGaff

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £20.00
  • Average Monthly Cost: £20.00
  • Total Contract Length: 1 month
  • Total Contract Cost: £20.00
  • First Year Cost: £240.00

£20.00 per month for 1 months No upfront cost Prices may change during contract

See deal

Three SIM only deal

12 month contract

Unlimited minutes & texts

60 GB data
60 GB data
£20.00 per month
Prices may change during contract Cost breakdown
See deal via Three Three
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Three

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £20.00
  • Average Monthly Cost: £20.00
  • Total Contract Length: 12 months
  • Total Contract Cost: £240.00
  • First Year Cost: £240.00

£20.00 per month for 12 months No upfront cost Prices may change during contract

See deal

Three SIM only deal

24 month contract

Unlimited minutes & texts

60 GB data
60 GB data
£20.00 per month
Prices may change during contract Cost breakdown
See deal via Three Three
×
Three

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £20.00
  • Average Monthly Cost: £20.00
  • Total Contract Length: 24 months
  • Total Contract Cost: £480.00
  • First Year Cost: £240.00

£20.00 per month for 24 months No upfront cost Prices may change during contract

See deal

Vodafone SIM only deal

12 month contract

Data only

25 GB data
25 GB data
£20.00 per month
Prices may change during contract Cost breakdown
See deal via Vodafone Vodafone
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Vodafone

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £20.00
  • Average Monthly Cost: £20.00
  • Total Contract Length: 12 months
  • Total Contract Cost: £240.00
  • First Year Cost: £240.00

£20.00 per month for 12 months No upfront cost Prices may change during contract

See deal

O2 SIM only deal

12 month contract

Unlimited minutes & texts

6 GB data
6 GB data
£20.00 per month
Prices may change during contract Cost breakdown
See deal via O2 O2
×
O2

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £20.00
  • Average Monthly Cost: £20.00
  • Total Contract Length: 12 months
  • Total Contract Cost: £240.00
  • First Year Cost: £240.00

£20.00 per month for 12 months No upfront cost Prices may change during contract

See deal

Three SIM only deal

12 month contract

Data only

4 GB data
4 GB data
£20.00 per month
Prices may change during contract Cost breakdown
See deal via Three Three
×
Three

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £20.00
  • Average Monthly Cost: £20.00
  • Total Contract Length: 12 months
  • Total Contract Cost: £240.00
  • First Year Cost: £240.00

£20.00 per month for 12 months No upfront cost Prices may change during contract

See deal

O2 SIM only deal

1 month contract

1000 minutes & Unlimited texts
1 GB data
1 GB data
£20.00 per month
Prices may change during contract Cost breakdown
See deal via O2 O2
×
O2

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £20.00
  • Average Monthly Cost: £20.00
  • Total Contract Length: 1 month
  • Total Contract Cost: £20.00
  • First Year Cost: £240.00

£20.00 per month for 1 months No upfront cost Prices may change during contract

See deal

Three SIM only deal

24 month contract

Unlimited minutes & texts

250 GB data
250 GB data
£21.00 per month
Prices may change during contract Cost breakdown
See deal via Three Three
×
Three

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £21.00
  • Average Monthly Cost: £21.00
  • Total Contract Length: 24 months
  • Total Contract Cost: £504.00
  • First Year Cost: £252.00

£21.00 per month for 24 months No upfront cost Prices may change during contract

See deal

Three SIM only deal

24 month contract

Unlimited minutes & texts

120 GB data
120 GB data
£21.00 per month
Prices may change during contract Cost breakdown
See deal via Three Three
×
Three

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £21.00
  • Average Monthly Cost: £21.00
  • Total Contract Length: 24 months
  • Total Contract Cost: £504.00
  • First Year Cost: £252.00

£21.00 per month for 24 months No upfront cost Prices may change during contract

See deal

O2 SIM only deal

12 month contract

- minutes & 100 texts
100 GB data
100 GB data
£21.00 per month
Prices may change during contract Cost breakdown
See deal via O2 O2
×
O2

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £21.00
  • Average Monthly Cost: £21.00
  • Total Contract Length: 12 months
  • Total Contract Cost: £252.00
  • First Year Cost: £252.00

£21.00 per month for 12 months No upfront cost Prices may change during contract

See deal

Vodafone SIM only deal

24 month contract

Unlimited minutes & texts

50 GB data
50 GB data
£21.00 per month
Prices may change during contract Cost breakdown
See deal via Vodafone Vodafone
×
Vodafone

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £21.00
  • Average Monthly Cost: £21.00
  • Total Contract Length: 24 months
  • Total Contract Cost: £504.00
  • First Year Cost: £252.00

£21.00 per month for 24 months No upfront cost Prices may change during contract

See deal

Three SIM only deal

12 month contract

Unlimited minutes & texts

25 GB data
25 GB data
£21.00 per month
Prices may change during contract Cost breakdown
See deal via Three Three
×
Three

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £21.00
  • Average Monthly Cost: £21.00
  • Total Contract Length: 12 months
  • Total Contract Cost: £252.00
  • First Year Cost: £252.00

£21.00 per month for 12 months No upfront cost Prices may change during contract

See deal

Three SIM only deal

12 month contract

Unlimited minutes & texts

1 GB data
1 GB data
£21.00 per month
Prices may change during contract Cost breakdown
See deal via Three Three
×
Three

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £21.00
  • Average Monthly Cost: £21.00
  • Total Contract Length: 12 months
  • Total Contract Cost: £252.00
  • First Year Cost: £252.00

£21.00 per month for 12 months No upfront cost Prices may change during contract

See deal

O2 SIM only deal

12 month contract

Unlimited minutes & texts

12 GB data
12 GB data
£21.99 per month
Prices may change during contract Cost breakdown
See deal via O2 O2
×
O2

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £21.99
  • Average Monthly Cost: £21.99
  • Total Contract Length: 12 months
  • Total Contract Cost: £263.88
  • First Year Cost: £263.88

£21.99 per month for 12 months No upfront cost Prices may change during contract

See deal

Three SIM only deal

12 month contract

Unlimited minutes & texts

120 GB data
120 GB data
£22.00 per month
Prices may change during contract Cost breakdown
See deal via Three Three
×
Three

Sim Only

  • Costs
  • Out of bundle
  • Benefits
  • Total Monthly Cost: £22.00
  • Average Monthly Cost: £22.00
  • Total Contract Length: 12 months
  • Total Contract Cost: £264.00
  • First Year Cost: £264.00

£22.00 per month for 12 months No upfront cost Prices may change during contract

See deal
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We always aim to provide accurate information but if there’s anything we’ve missed then please get in touch and let us know.

We aim to display as many tariffs available on the market as possible, depending on the data available to Mobile Phones. Legacy tariffs are excluded as well as some more granular tariff information such as international out of bundle rates.

We aim to display as many existing customer tariffs as possible, depending on the data available to Mobile Phones. Existing customers should check with their current provider for additional customer tariffs.

We aim to display as many promotional extras with tariffs as possible, depending on the data available to Mobile Phones. Some promotional extras may not be displayed.

Many discounts and promotions on Mobile Phones will be included in the tariff pricing structure. Automatic cashback is included in the average monthly cost, first-year cost and total contract cost calculations. Some promotions such as gift cards and redemption cashback will need to be claimed by the customer after the tariff is purchased, therefore, we do not include these in our pricing structures. The tariff supplier will be able to give full details of how these promotional extras should be claimed.

Tariffs featuring 'unlimited' allowances may be subject to traffic management or fair usage policies. Please see our guide for more information on how this works.

SIM only deals are limited to 30 day or longer, excluding shorter plans and 'Pay as you go' tariffs.

All prices shown are inclusive of VAT.

Prices shown are based on the assumption a user will not exceed their inclusive allowance. Costs for additional out-of-allowance usage are provided for information only.

If you choose to pay via a method other than direct debit or you would like itemised or paper billing, you may incur additional charges to those displayed on Mobile Phones.

A supplier may increase the price during your contract, but if this is excessive you should be able to exit without penalty. Ofcom has more information on how to complain about your provider and comparative information on complaints handling.

Last updated on the 25th of November at 12:12am with 137,595 deals.

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Last updated on the 25th of November at 12:12am with 137,595 deals.