Black Friday & Cyber Monday SIM only deals

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Exclusive
Black Friday deal
Unltd
texts
Unltd
minutes
10GB
of 5G data
1
month contract
£3.99
per month
  • First 6 months half price
  • 100 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Unltd
texts
Unltd
minutes
12GB
of 4G data
1
month contract
£6.95
per month
  • Free delivery
  • 14 day returns policy
Exclusive
Unltd
texts
Unltd
minutes
100GB
of 5G data
12
month contract
£15.00
per month
  • 3 months free Disney+
  • Special offers with O2 Priority
  • Free delivery
  • 14 day returns policy
Unltd
texts
Unltd
minutes
15GB
of 4G data
12
month contract
£8.00
per month
  • Includes a £30 Reward Card
  • Extra 2GB for existing Broadband customers
  • Free delivery
  • 14 day returns policy
Exclusive
Black Friday deal
Unltd
texts
Unltd
minutes
5GB
of 5G data
12
month contract
£6.00
per month
  • Includes a £15 Amazon Gift Card
  • Bill capping and data rollover
  • Free delivery
  • 14 day returns policy
Exclusive
Black Friday deal
Unltd
texts
Unltd
minutes
30GB
of 4G data
1
month contract
£5.00
per month
  • First 4 months half price
  • Unrestricted tethering in the UK
  • Free delivery
Unltd
texts
Unltd
minutes
15GB
of 5G data
1
month contract
£10.00
per month
  • Free delivery
  • 14 day returns policy
Unltd
texts
Unltd
minutes
12GB
of 5G data
12
month contract
£8.00
per month
  • Free delivery
  • 14 day returns policy
Exclusive
Black Friday deal
Unltd
texts
Unltd
minutes
8GB
of 4G data
1
month contract
£3.50
per month
  • First 4 months half price
  • Unrestricted tethering in the UK
  • Free delivery
Exclusive
Black Friday deal
Unltd
texts
250
minutes
1GB
of 5G data
1
month contract
£1.99
per month
  • First 6 months half price
  • 50 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Exclusive
Black Friday deal
Unltd
texts
Unltd
minutes
3GB
of 5G data
1
month contract
£2.49
per month
  • First 6 months half price
  • 50 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Exclusive
Black Friday deal
Unltd
texts
Unltd
minutes
4GB
of 5G data
1
month contract
£2.99
per month
  • First 6 months half price
  • 100 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Exclusive
Black Friday deal
Unltd
texts
Unltd
minutes
7GB
of 5G data
1
month contract
£3.49
per month
  • First 6 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
Exclusive
Black Friday deal
Unltd
texts
Unltd
minutes
15GB
of 5G data
1
month contract
£4.99
per month
  • First 6 months half price
  • 100 international minutes to over 40 countries
  • Free delivery
  • 14 day returns policy
Unltd
texts
Unltd
minutes
6GB
of 4G data
1
month contract
£5.00
per month
  • Double data for 3 months
  • Free delivery
  • 14 day returns policy
Unltd
texts
Unltd
minutes
3GB
of 4G data
1
month contract
£5.00
per month
  • Unrestricted tethering in the UK
  • No speed caps
  • Free delivery
Unltd
texts
200
minutes
2GB
of 5G data
12
month contract
£5.00
per month
  • Free delivery
  • 14 day returns policy

Our best Black Friday and Cyber Monday SIM deals

Black Friday logo

Black Friday and Cyber Monday means cut-price SIMs. And lots of them. Here's all the information you need to find a cheap SIM and save money.

Compare deals

When is Black Friday and Cyber Monday 2021?

This year the dates for your diary are 26th November and 29th November respectively. But you don't have to wait until the big day to track down a cheap Black Friday SIM-only deal.

That's because networks typically launch their Black Friday and Cyber Monday SIM offers weeks in advance. And handily we'll be highlighting our pick of the standout SIM contracts right here.

Our best Three Black Friday SIM deals

Three SIMs are cheap and get you a generous allowance for your outlay. Better still, coverage is very good and most Three plans come with 5G at no extra cost.

  • Three sim only
    5G
    • 8GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £7.00 per month
    12 month contract From Three Mobile
  • Three sim only
    5G
    • 12GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £8.00 per month
    12 month contract From Three Mobile
  • Three sim only
    5G
    • 30GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £10.00 per month
    12 month contract From Three Mobile

Our best Lebara Black Friday SIM deals

Lebara's major USP is low-cost international calls. Powered by Vodafone, it also offers good coverage and keen prices.

  • Lebara Mobile sim only
    5G
    • Exclusive
    • 4GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • First 6 months half price
    • £2.99 per month
    1 month contract From Lebara Mobile
  • Lebara Mobile sim only
    5G
    • Exclusive
    • 7GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • First 6 months half price
    • £3.49 per month
    1 month contract From Lebara Mobile
  • Lebara Mobile sim only
    5G
    • Exclusive
    • 10GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • First 6 months half price
    • £3.99 per month
    1 month contract From Lebara Mobile

Our best TalkMobile Black Friday SIM deals

A network with the accent on value, TalkMobile offers good 4G coverage and allows you to use your allowance for tethering on all plans.

  • Talk Mobile sim only
    4G
    • 6GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £5.95 per month
    1 month contract From Talkmobile
  • Talk Mobile sim only
    4G
    • 12GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £6.95 per month
    1 month contract From Talkmobile
  • Talk Mobile sim only
    4G
    • 20GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £8.95 per month
    1 month contract From Talkmobile

Our best O2 Black Friday SIM deals

O2 is consistently rated as the best network for freebies, thanks to its Priority customer rewards scheme. Plans also include WiFi calling and tethering.

  • O2 sim only
    5G
    • 6GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • 3 months free Disney+
    • £6.00 per month
    12 month contract From O2
  • O2 sim only
    5G
    • 15GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • 3 months free Disney+
    • £8.00 per month
    12 month contract From O2
  • O2 sim only
    5G
    • 15GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • 3 months free Disney+
    • £8.00 per month
    12 month contract From O2

Our best Plusnet Black Friday SIM deals

Plusnet keeps prices low. And while it doesn't offer much in the way of extras or freebies, it offers good coverage and speeds.

  • Plusnet Mobile sim only
    4G
    • Exclusive
    • 6GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Roam like at home
    • £6.00 per month
    1 month contract From Plusnet Mobile
  • Plusnet Mobile sim only
    4G
    • Exclusive
    • 12GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Roam like at home
    • £7.00 per month
    1 month contract From Plusnet Mobile
  • Plusnet Mobile sim only
    4G
    • Exclusive
    • 12GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Roam like at home
    • £7.00 per month
    1 month contract From Plusnet Mobile

Our best Virgin Media Black Friday SIM deals

Virgin plans are good value, with excellent 4G and 5G coverage. Customer service is highly rated too.

  • Virgin sim only
    5G
    • Exclusive
    • 5GB 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
    • 10GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Bill capping and data rollover
    • £7.00 per month
    12 month contract From Virgin Mobile
  • Virgin sim only
    5G
    • 25GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Bill capping and data rollover
    • £10.00 per month
    12 month contract From Virgin Mobile

Our best Smarty Black Friday SIM deals

Smarty's Black Friday plans are attractive and flexible. With the bonus of discounts for unused data.

  • SMARTY sim only
    4G
    • Exclusive
    • 8GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • First 4 months half price
    • £3.50 per month
    1 month contract From SMARTY
  • SMARTY sim only
    4G
    • Exclusive
    • 8GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • First 4 months half price
    • £3.50 per month
    1 month contract From SMARTY
  • SMARTY sim only
    4G
    • Exclusive
    • 30GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • First 4 months half price
    • £5.00 per month
    1 month contract From SMARTY

Our best giffgaff Black Friday SIM deals

giffgaff SIMs are flexible and is one of the best value networks around. Customer service reports indicate its customers are very satisfied with the service too.

  • GiffGaff sim only
    5G
    • 15GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £10.00 per month
    1 month contract From giffgaff
  • GiffGaff sim only
    5G
    • 15GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £10.00 per month
    1 month contract From giffgaff
  • GiffGaff sim only
    4G
    • 20GB of 4G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £12.00 per month
    1 month contract From giffgaff

Looking for a Black Friday handset deal instead? You'll find those on our Black Friday phone deals page.