Compare the Best Mobile Deals in the UK — Save Up to £300 a Year

Find cheap SIM only plans, pay monthly phone contracts and flexible PAYG deals all in one place. Get 5G coverage, free data rollover and roaming across 50 countries, without paying over the odds.

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Plans from £6/month
5G included as standard
Free data rollover
No hidden fees

Why Use MobileSpot to Find Your Next Mobile Deal?

Finding a great value mobile deal in the UK has never been more important, or more confusing. With so many networks, plan types and pricing structures out there, it’s easy to end up paying more than you need to for your monthly mobile.

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That’s where MobileSpot comes in

We compare the best budget-friendly mobile plans available in the UK right now, focusing on deals that give you the most for your money. Whether you’re after a flexible 30-day SIM, a fixed-price 12 or 24-month contract, or a no-contract pay-as-you-go option, we cut through the noise so you can make a confident, informed decision.

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PLAN TYPES

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SIM Only Deals
Keep your existing handset and just pay for what you actually use. SIM only plans start from £6 a month and come in 30-day rolling, 12-month and 24-month options. Fixed-price contracts mean no annual inflation-linked rises, the price you agree to is the price you pay throughout.

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Pay Monthly Phone Contracts
Ready to upgrade your handset? Pay monthly contracts spread the cost of a brand-new phone, including the latest from Apple, Samsung and Google, across 24 months. You get competitive monthly pricing that undercuts what most major networks charge directly.

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Pay As You Go Plans
No contract, no credit check, no monthly direct debit. PAYG plans are perfect for light users, teenagers or anyone who wants complete flexibility. Buy a data bundle when you need one, top up anytime and switch amounts month to month without any commitment.

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Our Features

Features Included on Every Plan – No Extra Cost

Most mobile networks charge a premium for the features that actually matter. The deals featured on MobileSpot are different. Every plan comes with the following benefits built in, no add-ons, no upgrades, no extra monthly charges.

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Superfast 5G and Reliable 4G Coverage
Stay connected wherever you are in the UK. The plans we feature run on a network delivering 4G to over 99% of the UK population, with 5G available in hundreds of towns and cities and expanding rapidly. Fast, reliable mobile internet is included on every plan and no 5G surcharge required.

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Free Data Rollover Every Month
Didn’t use all your data last month? It doesn’t disappear. Data rollover automatically carries your unused monthly allowance forward so you can use it the following month. It’s a genuinely useful feature that helps you get full value from every plan and it’s completely free.

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Roaming in 50 Countries as Standard
Travel regularly? The plans we list include roaming across 50 international destinations more than most UK networks offer as standard. Use your UK minutes, texts and up to 30GB of data abroad without paying extra. That covers most of Europe and a range of destinations beyond.

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Built-In Bill Capping
Nobody wants a surprise mobile bill. Bill capping lets you set a monthly spending limit so that even if you go over your allowance, you won’t be charged beyond what you’ve agreed to. It’s a free feature available on all plans giving you peace of mind without any effort.

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London Underground Coverage
Need to stay connected on your commute? The network behind these deals provides mobile coverage across 131 areas of the London Underground, including 59 stations and 72 tunnels. That’s reliable signal during your morning commute something many networks still can’t offer.

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Easy Plan Management on Mobile
Everything is handled through a simple, well-rated mobile app. Check your remaining data, adjust your plan, set spending caps, top up credit, redeem loyalty perks and get support all from your smartphone, any time of day.

How Much Could You Actually Save?

Switching to our featured plans can save you around £300 a year by accessing the same handsets, data, and coverage through budget-friendly networks with lower overheads. Unlike the UK’s major providers, these deals offer fixed monthly pricing for the entire contract, protecting you from mid-term inflation hikes and ensuring your mobile bill stays predictable even as other living costs rise.

Stat callouts

  • £300 average annual saving vs major networks
  • 99% UK population covered by 4G
  • No extra cost
  • Plans from just £6 per month

Why a SIM Only Deal Could Be the Smartest Choice You Make This Year

If you already have a phone you’re happy with or you’ve just finished paying off a contract switching to a SIM only plan is one of the easiest ways to cut your monthly outgoings without changing anything else about how you use your phone.
SIM only deals remove the handset cost entirely, which means the monthly price drops significantly compared to a phone contract. You still get the same network, the same speeds and the same features you’re just not paying for a new device you don’t need right now.

Fixed monthly price

with no annual CPI or RPI-linked increases

Flexible contract lengths

30-day rolling, 12-month or 24-month

Free data rollover

Free data rollover so unused data carries forward automatically

Inclusive roaming

Inclusive roaming so you don’t pay extra when travelling abroad

5G access

5G access included on compatible handsets at no extra charge

Bill capping

Bill capping to prevent overspending if you exceed your allowance

Pay As You Go Total Freedom, Zero Commitment

Not everyone wants a monthly contract. If you use your phone infrequently, want a backup SIM, or simply don’t want to be tied in to a minimum term, a pay-as-you-go SIM is the most flexible option available.

With the PAYG deals we feature, there are no contracts to sign, no credit checks to pass and no monthly bills to worry about. You buy credit or a data bundle when you need one and that’s it. You’re in complete control of your spending at all times.

Bundles include generous data, minutes and texts allowances at some of the most competitive rates in the UK. And because data rollover applies to PAYG too, any unused data from a bundle carries over to the following month — so you’re not wasting what you’ve paid for.

PAYG is also a great option for children’s first phones, elderly relatives who use their mobile sparingly, or travellers who want a UK number without the commitment of a monthly plan.

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Switching Mobile Networks Is Easier Than You Think

Pick your plan

Use MobileSpot to compare SIM only deals, pay monthly contracts or PAYG options. Filter by data allowance, contract length and monthly budget to find your perfect match.

Get your PAC code

To keep your current mobile number, text PAC to 65075 from your existing phone. You’ll receive a porting authorisation code within two minutes, free of charge.

Order your SIM or eSIM

Complete your order online in minutes. You can request a physical SIM card delivered free of charge, or choose an eSIM that activates instantly on compatible devices without waiting for the post.

You’re done

Insert your SIM and provide your PAC code during setup. Your number transfers automatically usually within one working day and your old SIM simply stops working once the switch is complete.

Your Questions Answered

A SIM only deal is a mobile plan where you pay just for your calls, texts and data without any handset cost included. You receive a SIM card (or eSIM) that slots into your existing phone and connects you to the network. Because there’s no phone to pay for, monthly costs are significantly lower than traditional phone contracts. Plans are available on 30-day rolling, 12-month and 24-month terms.

Data rollover means any data you don’t use in one month carries forward to the next month automatically. For example, if your plan includes 20GB and you only use 14GB, the remaining 6GB is added to your next month’s allowance. It’s a genuinely useful feature that means you never waste data you’ve already paid for and it’s included free on every plan we feature.

SIM only plans featured on MobileSpot come with fixed pricing for the duration of your contract no annual inflation-linked price rises. The monthly cost you agree to on day one is what you’ll pay throughout. This is different from many major networks that tie mid-contract increases to CPI or RPI inflation figures.

Yes. To keep your number, text PAC to 65075 from your current phone you’ll receive a porting authorisation code within minutes at no charge. Provide this when you order your new SIM and your number will transfer automatically, usually within one working day. There’s no need to contact your old network first.

An eSIM is a digital SIM card built into your phone instead of a physical card, you activate it by downloading a profile. eSIMs are now supported by most flagship smartphones including recent iPhone and Android models. The main advantages are instant activation (no waiting for delivery) and the ability to run two numbers on one device. Check your handset’s specifications to confirm eSIM compatibility.

Bill capping lets you set a maximum monthly spending limit on your mobile account. Even if you exceed your plan allowance and would normally be charged extra, the cap prevents your bill from going above the agreed amount. It’s a free feature included on all plans we feature ideal for families, teenagers or anyone who wants to avoid unexpectedly high bills.

A: The plans featured on MobileSpot run on a network that covers over 99% of the UK population with 4G. 5G is available in hundreds of locations across the UK and expanding rapidly and it’s included on compatible devices at no extra charge. You can check exact coverage at your home or work address using the network’s online coverage checker before you commit.

It depends on how you use your phone. PAYG is best for light or irregular users who want flexibility, no credit checks and no monthly commitment. A monthly SIM only contract typically offers much better value per gigabyte of data for regular users and plans from £6 a month can still be extremely affordable. If you use your phone every day for calls, messaging and data, a monthly plan will almost always give you more for less.

Ready to Start Saving on Your Mobile Bill?

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Compare the latest SIM only deals, pay monthly contracts and PAYG plans at MobileSpot. With prices starting from £6 a month, 5G included and no mid-contract price rises on SIM plans, there’s never been a better time to switch.

Find My Perfect Mobile Deal
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