Tesco Mobile SIM-only deals
Tesco Mobile SIM only plans on O2's network from £8/month, earn Clubcard points on every bill, free EU roaming in 45 destinations, 5G included as standard. No mid-contract price rises for Clubcard members.
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Tesco Mobile SIM only plans on O2's network from £8/month, earn Clubcard points on every bill, free EU roaming in 45 destinations, 5G included as standard. No mid-contract price rises for Clubcard members.
Current Tesco Mobile SIM-only deals
The table below shows the full range of 12-month Tesco Mobile SIM-only contracts available right now. All plans include unlimited UK calls and texts.
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Clubcard members can access further discounts on selected plans. For example, the 12GB plan drops to £9 a month on a 24-month contract with a £20 Clubcard voucher paid automatically — no claiming needed. Prices shown in the table above are the standard (non-Clubcard) 12-month rates.
What makes Tesco Mobile SIM-only deals worth comparing
Tesco Mobile keeps its pricing simple and its contracts honest. Here is what stands out from the competition:
Clubcard points on every bill
You earn 1 Clubcard point for every £1 you spend on your monthly plan. Points go into your Tesco Clubcard account and can be used in Tesco stores or converted into Clubcard vouchers. Some plans also offer one-off point bonuses — for example, spending £50 or more on a Tesco shop in a single billing month can earn you an extra 300 Clubcard points, worth £3 in Clubcard vouchers. Over a 12-month contract, those extras add up quickly.
Free EU roaming
Tesco Mobile's Home From Home scheme lets you use your minutes, texts, and data allowance in 45 destinations — including all EU countries — at no extra charge. Tesco Mobile has confirmed it has no current plans to add roaming fees for European travel. That makes it one of the few UK networks still offering genuinely free EU roaming.
5G at no extra cost
Every Tesco Mobile SIM-only plan includes 4G and 5G as standard. You do not pay more for a 5G plan — the price is the same whether you use 4G or 5G. As long as you have a 5G-compatible phone and live in a covered area, you get faster speeds automatically. The network records a median 5G download speed of around 82.8 Mbps, based on 2024 RootMetrics data.
No mid-contract price rises for Clubcard members
Most UK networks apply annual inflation-linked price increases mid-contract. Tesco Mobile does not apply those increases to Clubcard members. The price you sign up for stays the same for the life of the contract — which is a meaningful saving on a 24-month deal.
Wi-Fi Calling and 4G Calling
If you are somewhere with a weak mobile signal but a decent Wi-Fi connection, Tesco Mobile lets you make and receive calls over Wi-Fi at no extra charge. Calls come out of your monthly allowance as normal. 4G Calling (VoLTE) also means clearer call quality on 4G networks.
Tesco Mobile SIM-only: pros and cons
Which contract length should you choose?
Not sure which plan is right for you? Average UK mobile data usage sits at around 9GB a month. Light users who mainly browse and message can get by on 5 to 12GB. Regular streamers and social media users usually need 30 to 60GB. If you use your phone as a hotspot or stream video daily, 100GB or unlimited is worth considering.
Tesco Mobile network coverage
How to switch to a Tesco Mobile SIM-only deal
Switching is straightforward and takes just a few minutes to set up. Here is the process:
Find your deal on Switch
Find the Tesco Mobile SIM-only deal that matches your data needs and contract preference using Switch.
Get your PAC code
If you are keeping your current number, text PAC to 65075 from your existing phone. You will receive a porting authorisation code.
Order your SIM through Switch
Choose the deal, complete the application, and provide your PAC code when prompted.
Receive your SIM
Wait for the SIM to arrive (typically 1 to 5 working days). You can also pick one up in a Tesco store.
Insert and activate
Insert the SIM and follow the on-screen activation steps. Tesco Mobile uses Tri-SIMs — one card with all three sizes — so it fits any phone.
Your number transfers
Your number transfers within one working day with no gap in service. If you are switching from a different O2 MVNO, your coverage experience will remain the same.
Tesco Mobile SIM-only deals vs rival networks
Tesco Mobile sits in a competitive space. Here is how it stacks up against other popular SIM-only providers:
Tesco Mobile vs O2
Tesco Mobile shares O2's network so coverage is identical. Prices are typically lower on Tesco Mobile — you get the same signal for less. The trade-off is that O2 offers perks like priority event tickets and exclusive offers, which Tesco Mobile does not match. If Clubcard points matter to you, Tesco Mobile wins.
Tesco Mobile vs Vodafone SIM deals
Vodafone runs its own network infrastructure, which can be stronger in some rural areas where O2 has gaps. Tesco Mobile is generally cheaper for mid-range data plans. You can compare Vodafone SIM-only deals on Switch if you want to compare both side by side.
Tesco Mobile vs SMARTY
SMARTY is another O2-based MVNO with highly competitive per-GB pricing on 30-day plans. SMARTY does not offer Clubcard rewards, but its rolling plans include unlimited calls and texts — something Tesco's Rocket Packs do not offer. If you want maximum flexibility without a contract, SMARTY is worth a look.
Tesco Mobile vs Sky Mobile
Sky Mobile runs on O2 too and offers data rollover — any unused data rolls into a Piggybank you can spend later. Prices are similar to Tesco Mobile at the higher data tiers. Sky Mobile suits you if you have variable monthly usage; Tesco Mobile suits you if you are a regular Tesco shopper and want Clubcard value.
Who are Tesco Mobile SIM-only deals best for?
Tesco Mobile SIM-only deals work best for:
Existing Tesco Clubcard holders
Who want to earn points on their mobile bill.
Budget-conscious customers
Who want strong UK coverage without paying premium network prices.
People who travel within the EU regularly
And do not want to pay roaming fees.
Anyone who wants 5G access
Without paying more for it.
Families
Tesco Mobile offers family plans with extra perks per member added.
Tesco Mobile is less suited to you if you need an eSIM (Tesco does not currently support eSIM), want lots of brand perks like free streaming subscriptions, or need coverage in very rural areas where O2 has known gaps.
Why compare Tesco Mobile SIM-only deals through Switch
Switch pulls together SIM-only deals from Tesco Mobile and every other major UK provider in one place, updated daily. You can filter by data, contract length, and monthly cost to find the right plan in seconds — and check whether switching to a different network could save you more.
Comparing through Switch costs you nothing. If you find a Tesco Mobile deal that fits, you can go straight through to order from this page. If something else looks better value for your usage, you can compare that too.
FAQs
Whose network does Tesco Mobile use?
Tesco Mobile runs on O2's network infrastructure, giving you 99% UK population coverage on 4G and 5G in over 3,200 towns and cities, identical coverage to O2 direct, at a lower price.
How much do Tesco Mobile SIM only deals cost?
Do I need a Tesco Clubcard to get a deal?
Does Tesco Mobile include EU roaming?
Does Tesco Mobile include 5G?
Does Tesco Mobile have mid-contract price rises?
Can I keep my number when switching to Tesco Mobile?
What is the difference between a 12-month and a 30-day Tesco Mobile SIM?
Does Tesco Mobile support eSIM?
Can I use Tesco Mobile for tethering?
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