Skip to content

Cyber Monday SIM only deals 2023

×FiltersReset

Filters

Monthly cost (£)
0
50
Data (GB)
0
Unltd
Minutes
0
Unltd
Texts
0
Unltd
Contract length
Providers
More filter options
30GB of 5G data
1 month contract
Unltd texts
Unltd minutes
£5.00/mth Months 1-1
£10.00/mth Monthly cost
Avg monthly cost
£9.59/mth
  • Unlimited social media, music & video
  • First month half price with code 'AFFDT'
  • Free delivery
8GB of 5G data
1 month contract
Unltd texts
Unltd minutes
£7.00/mth Monthly cost
  • EU roaming included
  • Unrestricted tethering in the UK
  • Free delivery
Exclusive
20GB of 5G data
1 month contract
Unltd texts
Unltd minutes
£1.99/mth Months 1-3
£7.99/mth Monthly cost
Avg monthly cost
£6.49/mth
  • Discounted price for 3 months
  • 100 international minutes to over 40 countries
  • Free delivery
50GB of 5G data
12 month contract
Unltd texts
Unltd minutes
£12.00/mth Monthly cost
  • EU roaming included
  • 3 months free Disney+
  • Free delivery
45GB of 5G data
12 month contract
Unltd texts
Unltd minutes
£4.50/mth Months 1-3
£9.00/mth Monthly cost
Avg monthly cost
£7.88/mth
  • Bill capping and data rollover
  • Free Roaming up to 30GB
  • Free delivery
25GB of 5G data
12 month contract
Unltd texts
Unltd minutes
£8.00/mth Monthly cost
  • Free delivery
120GB of 5G data
12 month contract
Unltd texts
Unltd minutes
£11.95/mth Monthly cost
  • EU roaming included
  • Bill Capping
  • Free delivery
Exclusive
1GB of 5G data
1 month contract
Unltd texts
250 minutes
£0.49/mth Months 1-3
£3.99/mth Monthly cost
Avg monthly cost
£3.12/mth
  • Discounted price for 3 months
  • 50 international minutes to over 40 countries
  • Free delivery
Exclusive
5GB of 5G data
1 month contract
Unltd texts
Unltd minutes
£1.49/mth Months 1-3
£4.99/mth Monthly cost
Avg monthly cost
£4.12/mth
  • Discounted price for 3 months
  • 50 international minutes to over 40 countries
  • Free delivery
Exclusive
3GB of 5G data
1 month contract
Unltd texts
250 minutes
£4.49/mth Monthly cost
  • 50 international minutes to over 40 countries
  • No credit checks required
  • Free delivery
4GB of 5G data
1 month contract
Unltd texts
Unltd minutes
£4.95/mth Monthly cost
  • EU roaming included
  • Bill Capping
  • Free delivery
3GB of 4G data
1 month contract
Unltd texts
Unltd minutes
£5.00/mth Monthly cost
  • WiFi calling
  • Roam like you're home
  • Free delivery
1GB of 5G data
24 month contract
pound icon£15 cashback reward
Unltd texts
Unltd minutes
£6.00/mth Monthly cost
pound icon£15 cashback reward
  • Free delivery
6GB of 5G data
1 month contract
Unltd texts
Unltd minutes
£5.95/mth Monthly cost
  • EU roaming included
  • Bill Capping
  • Free delivery
6GB of 5G data
12 month contract
Unltd texts
Unltd minutes
£5.95/mth Monthly cost
  • EU roaming included
  • Bill Capping
  • Free delivery
Exclusive
6GB of 5G data
1 month contract
Unltd texts
Unltd minutes
£5.99/mth Monthly cost
  • 100 international minutes to over 40 countries
  • No credit checks required
  • Free delivery
8GB of 5G data
24 month contract
Unltd texts
Unltd minutes
£6.00/mth Monthly cost
  • Bill capping and data rollover
  • Free Roaming up to 30GB
  • Free delivery

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 2023? 

For 2023, Black Friday and Cyber Monday fall on 24th November and 27th 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 we’ll be highlighting some of the best SIM contracts on offer– read on for more.

Our best Three Cyber Monday SIM deals

One of the four main networks in the UK, Three offers cheap SIMs that get you a generous data allowance for your outlay. Better still, it’s one of the UK’s fastest 5G networks – and all SIMs come with 5G at no extra cost.

As for the deals on offer, you can expect monthly discounts with SIM-only contracts, and even cashback if you’re switching from another network to Three.

  • Three sim only
    5G
    • 25GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £8.00 per month
    12 month contract From Three Mobile
  • Three sim only
    5G
    • 25GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £8.00 per month
    12 month contract From Three Mobile
  • Three sim only
    5G
    • 120GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • £12.00 per month
    12 month contract From Three Mobile

Our best VOXI Cyber Monday SIM deals

Owned by Vodafone, VOXI specialises in excellent value SIM only deals, which stand out for being flexible and very well priced.

  • VOXI sim only
    5G
    • 30GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Unlimited social media, music & video
    • £10.00 per month
    1 month contract From VOXI
  • VOXI sim only
    5G
    • 30GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Unlimited social media, music & video
    • £10.00 per month
    1 month contract From VOXI
  • VOXI sim only
    5G
    • 100GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • Unlimited social media, music & video
    • £20.00 per month
    1 month contract From VOXI

Our best O2 Cyber Monday SIM deals

Another major UK network, O2 is consistently rated the best for freebies, thanks to its Priority customer rewards scheme. SIM plans can be on 12-month or 24-month contracts, as well as 30-day rolling ones.

Black Friday SIM deals can include more data for lower prices, as well as free or discounted subscription services. What’s more, you can also shop O2’s range of devices – you could take advantage of Black Friday discounts on tablets, smartwatches and flagship handsets.

  • O2 sim only
    5G
    • 15GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • EU roaming included
    • £7.99 per month
    12 month contract From O2
  • O2 sim only
    5G
    • 20GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • EU roaming included
    • £8.00 per month
    12 month contract From O2
  • O2 sim only
    5G
    • 50GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • EU roaming included
    • £12.00 per month
    12 month contract From O2

Our best Virgin Media Cyber Monday SIM deals

Virgin Media’s SIM plans are good value, with excellent 4G and 5G coverage. They’re mainly available on 30-day rolling plans, although you can also get 12-month and 24-month contracts. Customer service is highly rated, too.

It usually runs Black Friday promotions on its mobile and SIM deals.

Our best Smarty Cyber Monday SIM deals

SMARTY's SIM plans are some of the most affordable on the market. They’re flexible, too, with the option to get money back on unused data.

For Black Friday, Smarty usually cuts the price of its SIMs for up to 12 months.

  • SMARTY sim only
    5G
    • 8GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • EU roaming included
    • £7.00 per month
    1 month contract From SMARTY
  • SMARTY sim only
    5G
    • Exclusive
    • 40GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • EU roaming included
    • £8.00 per month
    1 month contract From SMARTY
  • SMARTY sim only
    5G
    • 150GB of 5G data
    • Unlimited minutes
    • Unlimited texts
    • download speed limit
    • EU roaming included
    • £15.00 per month
    1 month contract From SMARTY

Is Cyber Monday a good time to take out a SIM only contract plan?

Yes – if you’re looking for a SIM-only contract plan, Black Friday is an ideal time to sign up. Both new and existing customers will be able to get their hands on special discounts and deals during the promotional period.

More Cyber Monday deals

Looking for a Black Friday handset deal instead? Many networks will also be running Black Friday mobile phone deals, including offers on the latest Apple iPhone and Samsung Galaxy.

Furthermore, Black Friday isn’t just limited to mobile phones – you can also score a good deal on your home broadband.

if (siteConfig.Is("moneysavingexpert")) { } else if (siteConfig.IsMoneySuperMarketTheme() || siteConfig.Is("muuvo")) { } else { } Exclamation In Circle