SIM Only High Data Plans

Make the most of your smartphone with these BYO mobile phone plans that include a generous data allowance.

  • Lots of data for browsing and media streaming.
  • Control your finances and avoid excess data charges.
  • Freedom to change deals when you choose.

Search Results
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Bring Your Own Phone
Virgin Mobile

SIM Only 40GB Tariff

  • Runs on EE's 4G network
  • Unlimited National Talk & Text
  • 40GB Data
  • Deal: Save £5 a month
  • £18/30 days
Promoted Match (Hide)
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 4GB Data
  • Unlimited National Talk & Text
  • 4GB Data
  • £13/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 12GB Data
  • Unlimited National Talk & Text
  • 12GB Data
  • £15/mth
Bring Your Own Phone
O2

SIM Only 6GB

  • Unlimited National Talk & Text
  • 6GB Data
  • Deal: 6GB data for £15, save £11/mth
  • £15/mth
Bring Your Own Phone
Vodafone

8GB Red Extra SIM

  • Unlimited National Talk & Text
  • 8GB Data
  • £17/mth
Bring Your Own Phone
Virgin Mobile

SIM Only 40GB Tariff

  • Runs on EE's 4G network
  • Unlimited National Talk & Text
  • 40GB Data
  • Deal: Save £5 a month
  • £18/30 days
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 4GB Data
  • Unlimited National Talk & Text
  • 4GB Data
  • £18/mth
Bring Your Own Phone
O2

SIM Only 12GB

  • Unlimited National Talk & Text
  • 12GB Data
  • Deal: 12GB data for £19, save £14/mth
  • £19/mth
Bring Your Own Phone
EE

4GEE 3GB SIM Only Plan

  • Unlimited National Talk & Text
  • 3GB Data
  • £19.99/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 30GB Data
  • Unlimited National Talk & Text
  • 30GB Data
  • £20/mth
Bring Your Own Phone
O2

SIM Only 20GB

  • Unlimited National Talk & Text
  • 20GB Data
  • Deal: 20GB data for £20, save £13/mth
  • £20/mth
Bring Your Own Phone
Vodafone

20GB Red Extra SIM

  • Unlimited National Talk & Text
  • 20GB Data
  • Deal: Big Data Deal - 20GB SIM for £20
  • £20/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 12GB Data
  • Unlimited National Talk & Text
  • 12GB Data
  • £20/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 8GB Data
  • Unlimited National Talk & Text
  • 8GB Data
  • £20/mth
Bring Your Own Phone
EE

4GEE 5GB SIM Only Plan

  • Unlimited National Talk & Text
  • 5GB Data
  • £23.99/mth
Bring Your Own Phone
EE

Max 4GB SIM Only Plan

  • Unlimited National Talk & Text
  • 4GB Data
  • £24.99/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 30GB Data
  • Unlimited National Talk & Text
  • 30GB Data
  • £25/mth
Bring Your Own Phone
O2

SIM Only 30GB

  • Unlimited National Talk & Text
  • 30GB Data
  • Deal: 30GB data for £25, save £17/mth
  • £25/mth
Bring Your Own Phone
Vodafone

25GB Red Entertainment SIM

  • Unlimited National Talk & Text
  • 25GB Data
  • Deal: Big Data Deal - 25GB SIM for £25
  • £25/mth
Bring Your Own Phone
O2

SIM Only 4GB

  • Unlimited National Talk & Text
  • 4GB Data
  • £25/30 days
Bring Your Own Phone
Vodafone

4GB Red Extra SIM

  • Unlimited National Talk & Text
  • 4GB Data
  • £25/30 days
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 100GB Data
  • Unlimited National Talk & Text
  • 100GB Data
  • £27/mth
Bring Your Own Phone
EE

4GEE 8GB SIM Only Plan

  • Unlimited National Talk & Text
  • 8GB Data
  • £27.99/mth
Bring Your Own Phone
EE

Max 7GB SIM Only Plan

  • Unlimited National Talk & Text
  • 7GB Data
  • £28.99/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes & Data
  • Unlimited National Talk & Text
  • Unlimited Data
  • £30/mth
Bring Your Own Phone
Vodafone

50GB Red Entertainment SIM

  • Unlimited National Talk & Text
  • 50GB Data
  • Deal: Big Data Deal - 50GB SIM for £30
  • £30/mth
Bring Your Own Phone
Vodafone

8GB Red Extra SIM

  • Unlimited National Talk & Text
  • 8GB Data
  • £30/30 days
Bring Your Own Phone
O2

SIM Only 8GB

  • Unlimited National Talk & Text
  • 8GB Data
  • £31/30 days
Bring Your Own Phone
EE

Max 12GB SIM Only Plan

  • Unlimited National Talk & Text
  • 12GB Data
  • £32.99/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes & Data
  • Unlimited National Talk & Text
  • Unlimited Data
  • £35/mth
Bring Your Own Phone
EE

4GEE 20GB SIM Only Plan

  • Unlimited National Talk & Text
  • 20GB Data
  • £36.99/mth
Bring Your Own Phone
EE

Max 30GB SIM Only Plan

  • Unlimited National Talk & Text
  • 30GB Data
  • £41.99/mth
Bring Your Own Phone
EE

Max 40GB SIM Only Plan

  • Unlimited National Talk & Text
  • 40GB Data
  • £44.99/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 4GB Data
  • Unlimited National Talk & Text
  • 4GB Data
  • £18/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 12GB Data
  • Unlimited National Talk & Text
  • 12GB Data
  • £20/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 8GB Data
  • Unlimited National Talk & Text
  • 8GB Data
  • £20/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 30GB Data
  • Unlimited National Talk & Text
  • 30GB Data
  • £25/mth
Bring Your Own Phone
O2

SIM Only 4GB

  • Unlimited National Talk & Text
  • 4GB Data
  • £25/30 days
Bring Your Own Phone
Vodafone

4GB Red Extra SIM

  • Unlimited National Talk & Text
  • 4GB Data
  • £25/30 days
Bring Your Own Phone
Vodafone

8GB Red Extra SIM

  • Unlimited National Talk & Text
  • 8GB Data
  • £30/30 days
Bring Your Own Phone
O2

SIM Only 8GB

  • Unlimited National Talk & Text
  • 8GB Data
  • £31/30 days
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes & Data
  • Unlimited National Talk & Text
  • Unlimited Data
  • £35/mth
Bring Your Own Phone
Virgin Mobile

SIM Only 40GB Tariff

  • Runs on EE's 4G network
  • Unlimited National Talk & Text
  • 40GB Data
  • Deal: Save £5 a month
  • £18/30 days
Promoted Match (Hide)
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 4GB Data
  • Unlimited National Talk & Text
  • 4GB Data
  • £13/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 12GB Data
  • Unlimited National Talk & Text
  • 12GB Data
  • £15/mth
Bring Your Own Phone
O2

SIM Only 6GB

  • Unlimited National Talk & Text
  • 6GB Data
  • Deal: 6GB data for £15, save £11/mth
  • £15/mth
Bring Your Own Phone
Vodafone

8GB Red Extra SIM

  • Unlimited National Talk & Text
  • 8GB Data
  • £17/mth
Bring Your Own Phone
Virgin Mobile

SIM Only 40GB Tariff

  • Runs on EE's 4G network
  • Unlimited National Talk & Text
  • 40GB Data
  • Deal: Save £5 a month
  • £18/30 days
Bring Your Own Phone
O2

SIM Only 12GB

  • Unlimited National Talk & Text
  • 12GB Data
  • Deal: 12GB data for £19, save £14/mth
  • £19/mth
Bring Your Own Phone
EE

4GEE 3GB SIM Only Plan

  • Unlimited National Talk & Text
  • 3GB Data
  • £19.99/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 30GB Data
  • Unlimited National Talk & Text
  • 30GB Data
  • £20/mth
Bring Your Own Phone
O2

SIM Only 20GB

  • Unlimited National Talk & Text
  • 20GB Data
  • Deal: 20GB data for £20, save £13/mth
  • £20/mth
Bring Your Own Phone
Vodafone

20GB Red Extra SIM

  • Unlimited National Talk & Text
  • 20GB Data
  • Deal: Big Data Deal - 20GB SIM for £20
  • £20/mth
Bring Your Own Phone
EE

4GEE 5GB SIM Only Plan

  • Unlimited National Talk & Text
  • 5GB Data
  • £23.99/mth
Bring Your Own Phone
EE

Max 4GB SIM Only Plan

  • Unlimited National Talk & Text
  • 4GB Data
  • £24.99/mth
Bring Your Own Phone
O2

SIM Only 30GB

  • Unlimited National Talk & Text
  • 30GB Data
  • Deal: 30GB data for £25, save £17/mth
  • £25/mth
Bring Your Own Phone
Vodafone

25GB Red Entertainment SIM

  • Unlimited National Talk & Text
  • 25GB Data
  • Deal: Big Data Deal - 25GB SIM for £25
  • £25/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes, 100GB Data
  • Unlimited National Talk & Text
  • 100GB Data
  • £27/mth
Bring Your Own Phone
EE

4GEE 8GB SIM Only Plan

  • Unlimited National Talk & Text
  • 8GB Data
  • £27.99/mth
Bring Your Own Phone
EE

Max 7GB SIM Only Plan

  • Unlimited National Talk & Text
  • 7GB Data
  • £28.99/mth
Bring Your Own Phone
3

Advanced SIM Tariff

Unlimited Minutes & Data
  • Unlimited National Talk & Text
  • Unlimited Data
  • £30/mth
Bring Your Own Phone
Vodafone

50GB Red Entertainment SIM

  • Unlimited National Talk & Text
  • 50GB Data
  • Deal: Big Data Deal - 50GB SIM for £30
  • £30/mth
Bring Your Own Phone
EE

Max 12GB SIM Only Plan

  • Unlimited National Talk & Text
  • 12GB Data
  • £32.99/mth
Bring Your Own Phone
EE

4GEE 20GB SIM Only Plan

  • Unlimited National Talk & Text
  • 20GB Data
  • £36.99/mth
Bring Your Own Phone
EE

Max 30GB SIM Only Plan

  • Unlimited National Talk & Text
  • 30GB Data
  • £41.99/mth
Bring Your Own Phone
EE

Max 40GB SIM Only Plan

  • Unlimited National Talk & Text
  • 40GB Data
  • £44.99/mth

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