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.
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.
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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.
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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
- £12.00 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.
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SMARTY sim only
4G- 4GB of 4G data
- Unlimited minutes
- Unlimited texts
- download speed limit
- Unrestricted tethering in the UK
- £6.00 per month
1 month contract From SMARTY -
SMARTY sim only
4G- 30GB of 4G data
- Unlimited minutes
- Unlimited texts
- download speed limit
- Unrestricted tethering in the UK
- £10.00 per month
1 month contract From SMARTY -
SMARTY sim only
4G- Exclusive
- 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.
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Virgin sim only
5G- 4GB of 5G data
- Unlimited minutes
- Unlimited texts
- download speed limit
- Includes capping + data rollover
- £6.00 per month
12 month contract From Virgin Mobile -
Virgin sim only
5G- 50GB of 5G data
- Unlimited minutes
- Unlimited texts
- download speed limit
- Includes capping + data rollover
- £16.00 per month
12 month contract From Virgin Mobile -
Virgin sim only
5G- 50GB of 5G data
- Unlimited minutes
- Unlimited texts
- download speed limit
- Includes capping + data rollover
- £16.00 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.
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VOXI sim only
4G- 6GB 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- 6GB 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.
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GiffGaff sim only
5G- 9GB 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.
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BT Mobile sim only
5G- 12GB 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- 16GB of 5G data
- Unlimited minutes
- Unlimited texts
- download speed limit
- £19.00 per month
12 month contract From BT Mobile -
BT Mobile sim only
5G- 50GB of 5G data
- Unlimited minutes
- Unlimited texts
- download speed limit
- £20.00 per month
12 month contract From BT Mobile