Compare the Best POS Systems for UK Small Businesses

Choosing a Point of Sale system can feel overwhelming — especially when you’re juggling card readers, payment apps, hardware options, and pricing plans.

That’s why we’ve created this simple comparison table.

We’ve tested the top POS systems in real UK business settings and broken down the key features, transaction fees, hardware costs, and support options — so you can find the setup that suits your business best.

Whether you’re running a café, mobile service, salon, or market stall, this side-by-side overview helps you compare tools like Square, Zettle by PayPal, and SumUp at a glance.

SumUp POS
SumUp POS
Zettle POS
Zettle POS
Square POS
Square POS
Price From £49 (ex. VAT) From £59 (ex. VAT) From £19 (ex. VAT)
Transaction Fee 1.69% 1.75% 1.75%
Setup POS Lite or Pro app + card reader Zettle Go app + Zettle reader Free Square POS app + reader
Best For Cafés & hospitality Salons, mobile traders, cafés Market stalls, pop-ups, retail
Buy Buy from SumUp Buy from Zettle Buy from Square

Sumup POS Lite/Pro

  • Free Lite version for basic selling, Pro version for hospitality features

  • Includes tipping, table management, custom receipts, and more

Zettle POS by PayPal

  • Clean interface with product tracking, reporting, and PayPal integration

  • Connects to mobile app and pairs with Zettle Reader for flexible use

Square POS

  • Free, feature-rich POS app with inventory, invoicing, and analytics

  • Works with low-cost hardware and scales easily as you grow