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Mobile special offers: current best deals on SIM only & phone contracts

Phone, SIM card and special offer tag

The retailers featured on this page may compensate us when our readers follow links to their websites and make a purchase. More

We list every UK mobile network's latest special offers on one page to help you get the best value out of your next mobile deal. SIM Sherpa is your trusty guide. Last updated: 15th November 2019

Networks featured

Three logo
BT Mobile logo
EE logo
giffgaff logo
ID logo
O2 logo
Virgin Mobile logo
Vodafone logo
VOXI logo

BT Mobile

Claim pre-paid Mastercards worth up to £80 with phones

BT Mobile rewards


Gift Cards
up to
in value

How to get yours

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Order a qualifying smartphone by 21st November 2019 and you can claim a pre-paid Mastercard from BT, loaded with up to £80 of money to spend practically anywhere.

On SIM only, you can get a free JBL speaker worth £119, depending on the plan (see full range of SIMs here). We think their best value plan is this option which includes the portable Bluetooth speaker:

Go for a new smartphone contract and you can claim a Gift Card worth up to £80 with models like the iPhone 11 Pro and Samsung Galaxy S10 Plus.

Useful link: See latest BT Mobile Gift Card offers in our guide


EE's free Xmas gifts and Flex SIM data boosts

EE Nintendo Switch offers

See EE phone offers

(opens in new window)

Order and activate an EE Flex SIM by 30th January 2020 to get triple data for six months:

For a bigger data allowance, you can get a Flex plan with 10GB 30GB for £25 a month and 20GB 60GB for £30 a month. And you'll have a simple 30-day rolling contract you can leave at any time.

Meanwhile, if you're after a smartphone contract, you can get a free Nintendo Switch or Toshiba TV when you take a Samsung Galaxy A40 or Huawei P Smart 2019. A nice Christmas present for yourself or someone else.

Useful link: See all EE's latest offers > (opens in new tab)


£5 free giffgaff credit with your first £10 top up

giffgaff free credit offer

Get £5 free credit

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On SIM only, giffgaff don't really tend to have big discounts or promotional plans ever. But you can get £5 of free credit when you first sign up.

Use our special order link here, top up with at least £10 (or buy a goodybag for £10 or more) and giffgaff will automatically add £5 of welcome credit to your account.

If you're after a smartphone, you can use the £5 free credit offer. See giffgaff's latest phone contract pricing here.

Useful link: Get free credit on giffgaff now

iD Mobile

iD's affordable SIM only deals

iD Mobile unlimited texts and minutes banner

See all deals

(opens in new window)

iD Mobile are always among the cheapest mobile networks for the lower data plans. This month they've got a couple of competitive deals.

Their £9 deal currently comes with 4GB of data allowance and unlimited minutes:

Or use our special link below to get a hidden offer, not advertised directly at

Useful link: All iD Mobile's special offers


O2's Christmas deals

O2's Christmas offers banner

See Christmas deals

(opens in new window)

O2 have launched their Christmas offers already on phone contracts, SIM only plans and pay as you go.

Order by 20th November for the best SIM prices on O2's 18-month contracts. This 100GB plan is unusually good value for O2:

It's also often worth checking out Carphone Warehouse's O2 cashback offers here, which occasionally work out better than going direct with O2 and qualify to get an automatic cheque through the post.

Useful link: See all O2's latest offers


Hidden offers: more data for a lower price

Plusnet's hidden offer

See hidden deal

(opens in new window)

Use our links below to access hidden deals on Plusnet Mobile that give you more data for less money than what's advertised on the main part of their website:

They're only available via the link above. And you need to order before 20th November to qualify. At the time of writing, the cheapest 4GB plan is the cheapest one in the country.

Useful link: See all other offers

Sky Mobile

Double data and a £180 saving on phones

Sky Mobile double data offer banner

See phones and SIMs

(opens in new window)

Get double data this month on Sky's 3GB 6GB plan with a SIM only for £12 or on any phone in their pay monthly range:

We also rate their 2GB for £7 on SIM only, which is the cheapest 2GB deal with a provider on O2's network at the time of writing:

On phone contracts, there's a £5 monthly discount on each phone's 25GB plan, which means the total cost of a 36-month contract falls by £180 on each model, or £120 if you take a 24-month deal.

Full offer terms at

Useful link: All current Sky Mobile offers


Get 45GB for the price of 8GB on SMARTY

Supercharge your large banner

See full offer

(opens in new window)

Order by 17th December to benefit from SMARTY's Supercharge Your Large offer that gets you 45GB for the price of 8GB on a 1-month plan. And you can get up to £10 of payback a month for unused data on this plan:

The extra data lasts for 12 months before returning to 8GB (you can still leave at any point though).

For Black Friday SMARTY have also launched a 100GB Mega Plan (order by 3rd Dec):

And SMARTY have even reduced their unlimited data plan for your first 12 months too by a useful £3 a month:

Useful link: Full offer terms and conditions at

Tesco Mobile

Tesco Mobile's 2GB for £7.50 SIM deal

Tesco Mobile 2GB SIM banner

See all deals

(opens in new window)

Order soon to benefit from improved prices on SIM only plans and phones with Tesco Mobile. At the time of writing, this offer is the cheapest 2GB plan available from any provider using the O2 network for coverage:

The SIM only offers this month may not be making headlines but Tesco Mobile do have some excellent prices on smartphone contracts.

If you're ready to go for a new phone, there are some decent discounts off the device cost of all the iPhone, Samsung and Huawei models listed here.

Useful link: See all Tesco Mobile offers


Three's hidden offers for our readers

Three unlimited data SIM

See full deal

(opens in new window)

Get a better deal than advertised on the main part of with the plans below, which are exclusively for people arriving in Three's checkout from comparison websites:

Useful links: See all latest Three offers

Virgin Mobile

Virgin Mobile's Black Friday deals

Virgin Mobile Black Friday banner

See these deals

(opens in new window)

Order by 2nd December to get this excellent Black Friday SIM only offer from Virgin Mobile:

Or get our hidden 12GB for £12 offer on this link. For a bigger data appetite grab the very competitive 50GB for £19 a month SIM only option.

Virgin's Black Friday deals on smartphone contracts have some decent discounts and valuable gifts:

 Huawei P30 Lite and Nintendo Switch from £23 £20 a month

 iPhone XR from £27 £24 a month (save £108)

Useful link: See all Virgin's Black Friday offers on one page at


18‑month data boost deals on Vodafone

Vodafone 4x data 4GB SIM

See data boost plans

(opens in new window)

Vodafone already have two Black Friday offers live, which are scheduled to last until Cyber Monday (2nd December). Both are data boost offers on their 18‑month contracts:

To get 5G speeds you'll need a 5G-ready phone and be in an area with 5G coverage. If you have neither, you'll still get 4G at Vodafone's top speeds.

The new everything unlimited plans have also been very popular, and they're available on Vodafone's phone contracts too (see the models here on their website).

Useful link: Vodafone's 5G rollout latest


VOXI's data boosts and new unlimited data plan

VOXI's best value SIM

See the plans

(opens in new window)

Get extra data for no extra cost on two of VOXI's SIM only plans when you order by 2nd December:

VOXI have also just launched a new 5G unlimited data SIM only on 1-month plan for £30 a month (see Endless Data details on this page here).

Useful link: All other VOXI deals

SIM Sherpa can help you find your next SIM only deal

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