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Find the card machine that won't quietly rinse your margins

Every big UK provider compared on what actually leaves your account - fees, contracts and payout speed. For cafés, shops, salons, trades and stalls that just want a straight answer.

Plain-English comparisons. Real fee notes. Checked against provider pricing.

Prices checked 7 Jul 2026 12 providers researchedProviders can't pay for rankings

We earn commission from SumUp, Dojo, myPOS and Shopify POS. Square still ranks top - they don't pay us a penny.

What would you actually pay?

Two numbers. Every big UK provider, priced at your volume.

Free · takes about ten seconds · every big UK provider

The big UK card machine & POS providers, compared honestly

Who each one is genuinely good for - and who should walk the other way. No one opens a café because they're excited about merchant fees.

SumUp logo
From 0.99–1.69%, no monthly fee
No contract

SumUp

Best for
Market traders, pop-ups and tiny businesses taking the odd card payment.
Avoid if
You need a full till, staff logins or serious reporting.

Dead simple and cheap to start - but you may outgrow it quickly.

Square logo
1.75% in person, no monthly fee
No contract

Square

Best for
Small shops, salons and cafés that want decent POS software without faff.
Avoid if
You're hunting the absolute lowest transaction rate at high volume.

Probably the easiest all-rounder for a small business.

Dojo logo
Quote-based, from ~£15/mo
Contract - check the term

Dojo

Best for
Busy cafés, pubs and hospitality processing decent volume that want fast payouts.
Avoid if
You hate contracts, sales calls or quote-based pricing.

Often strong on rates and payouts - but read the contract before you shake hands.

myPOS logo
From ~1.10% + 7p, no monthly fee
No fixed contract

myPOS

Best for
Mobile and international traders who want their money the same day.
Avoid if
You want the most familiar UK high-street brand.

Handy if cash flow matters more than brand recognition.

We don't compare 40 providers. We compare the ones UK small businesses actually shortlist - then tell you who each one suits, and who should walk away.

The card machine fees that usually catch people out

The cheapest card machine is not always the cheapest once these start nibbling. Know them before you sign.

Transaction fees

The percentage taken off every sale. Small on paper, brutal on lots of tiny coffees.

Monthly rental

Terminal hire that rolls on whether you trade or not. Owning the reader is usually cheaper.

PCI fees

A 'compliance' charge some acquirers add - and a penalty if you don't fill in their form.

Refund fees

A few providers keep the original transaction fee when you refund. Adds up in retail.

Chargeback fees

A flat fee (often £15-£20) every time a customer disputes a payment - even if you win.

Contract exit fees

The bit that bites on quote-based deals. Always ask the term length and cost to leave.

Minimum monthly charges

A service fee if you don't hit a turnover threshold. Quiet months cost you extra.

Next-day payout fees

Standard payouts are usually free; 'get paid faster' often isn't. Check before you rely on it.

Want the full breakdown? Read hidden card machine fees, explained - or skip the rental entirely with a card reader that has no monthly fee.

Work out what you'd actually pay

Pop in your turnover and average sale. See your real monthly cost and all-in rate across the main UK providers - takes about 60 seconds.

Show me the numbers

How to choose without getting mugged by the small print

Five checks that save you more than any single "deal". Do these and you won't get caught out.

  1. 1

    Work out your monthly card turnover

    It decides everything. Low volume favours no-monthly-fee; high volume can justify a lower rate with a fee.

  2. 2

    Decide: full till, or just a card reader?

    A sole trader rarely needs a £600 till system. Don't pay for stock control you'll never open.

  3. 3

    Compare transaction fees against monthly fees

    A 1.5% rate with a £25/mo fee can cost more than 1.75% with no fee. Do the maths, not the vibes.

  4. 4

    Check the contract length and exit fees

    Pay-as-you-go means walk away anytime. Quote-based often means a term - and a cost to leave early.

  5. 5

    Choose for your business type, not the shiniest terminal

    A café, a market stall and a salon want different things. The flashiest screen rarely wins.

Which one would I pick?

Real situations, straight answers. Here's what we'd actually go for.

I run a coffee shop doing £18k/month on card

At that volume, Dojo's tailored rates and fast payouts usually beat a flat 1.75% - just check the contract. Want zero contract and easy software instead? Square.

I'm a barber taking bookings and walk-ins

Square handles card-at-the-chair, tips and basic booking without a monthly fee. Simple, tidy, no lock-in.

I sell at markets on weekends

Cheapest way in, a standalone reader that works on mobile data, and nothing to pay in the weeks you don't trade.

I'm opening a takeaway

Square for fast order entry and no contract while you find your feet; Dojo once you're busy and want reliable hardware with quick payouts.

I run a small retail shop with stock

Square's free inventory covers most independents. Carrying a big range across more than one shop? Lightspeed goes deeper (for a price).

Built for businesses like yours

Market stalls, cafés, salons, takeaways, shops. Real UK trade, not a SaaS demo.

How ThePOS makes money

Some links on this site may earn us a commission. That does not change the price you pay, and it does not mean every provider gets a glowing review. If something is better for cafés but rubbish for mobile traders, we'll say so.

  • Providers can't pay for a better score or ranking.
  • Fees are based on publicly advertised UK pricing - and we date-stamp when we checked.
  • Recommendations are by business type and turnover, not by who pays most.

Not sure what you need?

Tell us how your business takes payments and we'll point you towards providers that actually fit - not whoever's paying the biggest bounty this month.

Common questions

What's the best card machine for a UK small business?

There's no single 'best' - it depends on your turnover and how you trade. SumUp is cheapest to start for low or occasional volume; Square is the easiest all-rounder with free POS software; Dojo suits busy hospitality that wants fast payouts. Use the fee calculator or quiz to match your numbers.

Which card machine has no monthly fee?

SumUp, Square and PayPal Zettle all do pay-as-you-go readers with no monthly fee - you buy the reader once and pay a percentage per sale. Best for lower or seasonal volume where a monthly rental wouldn't pay for itself.

Is the cheapest card machine actually the cheapest?

Not always. The cheapest card machine is rarely the cheapest once the extras stack up - a low headline rate with a monthly fee, PCI charge or contract can cost more than a slightly higher pay-as-you-go rate. Always compare the all-in monthly cost at your real turnover.

How does ThePOS make money?

We may earn a commission when you click through or sign up via some providers. It never costs you more, and providers can't pay for a better verdict. If something's great for cafés but rubbish for market traders, we'll say so.