Black Friday & Cyber Monday SIM only deals

× Filters Reset

Filters

Monthly cost (£)
0
50
Data (GB)
0
Unltd
Minutes
0
Unltd
Texts
0
Unltd
Contract length
Providers
Show all
More filter options
Exclusive
Unltd
texts
250
minutes
1GB
of 4G data
1
month contract
£1.99
per month
  • First 3 months half price
  • 50 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Exclusive
Unltd
texts
Unltd
minutes
3GB
of 4G data
1
month contract
£2.49
per month
  • First 3 months half price
  • 50 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Exclusive
Unltd
texts
Unltd
minutes
4GB
of 4G data
1
month contract
£2.99
per month
  • First 3 months half price
  • 100 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Exclusive
Unltd
texts
Unltd
minutes
4GB
of 4G data
1
month contract
£3.00
per month
  • First 3 months half price
  • Unrestricted tethering in the UK
  • Free delivery
Exclusive
Unltd
texts
Unltd
minutes
7GB
of 4G data
1
month contract
£3.49
per month
  • First 3 months half price
  • 100 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Exclusive
Unltd
texts
Unltd
minutes
8GB
of 4G data
1
month contract
£3.50
per month
  • First 3 months half price
  • Unrestricted tethering in the UK
  • Free delivery
Exclusive
Unltd
texts
Unltd
minutes
10GB
of 4G data
1
month contract
£4.49
per month
  • First 3 months half price
  • 100 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Unltd
texts
Unltd
minutes
3GB
of 4G data
1
month contract
£4.95
per month
  • Free delivery
  • 14 day returns policy
Unltd
texts
Unltd
minutes
2GB
of 4G data
1
month contract
£4.95
per month
  • Free delivery
  • 14 day returns policy
Unltd
texts
Unltd
minutes
2GB
of 4G data
1
month contract
£5.00
per month
  • Unrestricted tethering in the UK
  • No speed caps
  • Free delivery

SIMs

Shop around and you save a lot of money on Black Friday and Cyber Monday SIM only deals. Here's where you'll find our pick of the very best, from the likes of EE, O2, Three and Vodafone.

Compare deals

Best SIM only deals for Black Friday & Cyber Monday

Got a phone you love, and just need a SIM to put in it? There are plenty to choose from on Black Friday & Cyber Monday weekend.

Here's our pick of the very best offers on all the major networks, all of which are chosen principally because we think they're really good value for money.

But that's not our only criterion. We'll also highlight deals that include attractive sweeteners, such as free Apple Music or a really comprehensive international roaming scheme.

Best BuyMobiles SIM only deals for Black Friday & Cyber Monday

BuyMobiles is offering a selection of attractive SIM only deals for Black Friday weekend, pairing generous allowances with keen prices.

The retailer is rated 'excellent' on Trust Pilot and offers free next-day delivery.

  • Three sim only
    5G
    • 12GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • £10.00 per month
    12 month contract From Buymobiles.net
  • Three sim only
    5G
    • Unlimited 5G data
    • Unlimited minutes
    • Unlimited texts
    • £18.00 per month
    12 month contract From Buymobiles.net

Three Black Friday & Cyber Monday SIM deals

Why choose Three: Three's major selling points are its Wuntu rewards scheme, which includes offers and discounts, and its wide-ranging roaming scheme.

Pick an Essential Contract and you'll be able to use your allowance in Europe for no extra charge. Advanced plans feature inclusive roaming in 71 destinations.

  • Three sim only
    5G
    • 12GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • £8.00 per month
    12 month contract From Three Mobile
  • Three sim only
    5G
    • 30GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • £10.00 per month
    12 month contract From Three Mobile

Smarty Black Friday & Cyber Monday SIM deals

Why choose Smarty: Smarty SIMs are excellent value. And because they're 30-day rolling contracts, you've got the option to cancel at any time with 30 days' notice

Customers also get money off their bills for any unused data they have left at the end of the month.

  • SMARTY sim only
    4G
    • Exclusive
    • 4GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • First 3 months half price
    • £3.00 per month
    1 month contract From SMARTY
  • SMARTY sim only
    4G
    • Exclusive
    • 8GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • First 3 months half price
    • £3.50 per month
    1 month contract From SMARTY
  • SMARTY sim only
    4G
    • 100GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Unrestricted tethering in the UK
    • £14.00 per month
    1 month contract From SMARTY

Virgin Mobile Black Friday & Cyber Monday SIM deals

Why choose Virgin Mobile: Data rollover is included on all Virgin Mobile phone and SIM-only plans, allowing customers to roll over unused data from month to month.

Virgin Mobile's service is based on EE's network, which offers extensive nationwide coverage.

  • Virgin sim only
    5G
    • Exclusive
    • 4GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Includes a £15 Amazon Gift Card
    • £6.00 per month
    12 month contract From Virgin Mobile
  • Virgin sim only
    5G
    • Unlimited 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Includes capping + data rollover
    • £25.00 per month
    12 month contract From Virgin Mobile
  • Virgin sim only
    5G
    • Unlimited 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Includes capping + data rollover
    • £25.00 per month
    12 month contract From Virgin Mobile

Voxi Black Friday & Cyber Monday SIM deals

Why choose VOXI: VOXI's no-contract SIM only deals allow you to change your allowance or cancel with 30 days' notice. So they're flexible and you're not signing up to a long-term contract.

Customers also get unlimited use of social media apps without eating into their data, as well as inclusive roaming in Europe at no extra cost.

  • VOXI sim only
    4G
    • 15GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Unlimited social data
    • £10.00 per month
    1 month contract From VOXI
  • VOXI sim only
    4G
    • 15GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Unlimited social data
    • £10.00 per month
    1 month contract From VOXI
  • VOXI sim only
    5G
    • Unlimited 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £35.00 per month
    1 month contract From VOXI

giffgaff Black Friday & Cyber Monday SIM deals

Why choose giffgaff: giffgaff SIMs are well priced, flexible and allow you to change or cancel your plan at any time.

The network also offers inclusive roaming in the EU and other selected destinations.

  • GiffGaff sim only
    5G
    • 10GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £10.00 per month
    1 month contract From giffgaff
  • GiffGaff sim only
    4G
    • 25GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £15.00 per month
    1 month contract From giffgaff
  • GiffGaff sim only
    4G
    • 100GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £20.00 per month
    1 month contract From giffgaff

BT Mobile Black Friday & Cyber Monday SIM deals


Why choose BT Mobile: Existing BT broadband customer? Get a new smartphone or SIM only deal this Black Friday and you'll get a discount of £5 per month on the advertised price.


All BT Mobile plans feature inclusive roaming in 47 destinations, while select SIM only deals get you a free BT Reward Card to spend at high-street retailers.

  • BT Mobile sim only
    5G
    • 6GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £14.00 per month
    12 month contract From BT Mobile
  • BT Mobile sim only
    5G
    • 15GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £17.00 per month
    12 month contract From BT Mobile
  • BT Mobile sim only
    5G
    • 100GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £30.00 per month
    12 month contract From BT Mobile