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SumUp vs Square

Compare suitability, cost model, commitment, eligibility, capabilities and limitations using the same verified product data.

ComparisonSumUpSquare
Best forSmall businesses wanting simple in-person card acceptanceRetail, hospitality and service businesses wanting payments plus POS tools
Cost£0/month PAYG + 1.69% in personNo monthly fee for basic processing; 1.75% in person
Pricing basistransaction + optional monthly plantransaction pricing
CommitmentNo long-term subscription required for PAYGPAYG processing; optional subscriptions
EligibilityAvailable to relevant UK business customers subject to the provider’s current eligibility and product terms.Available to relevant UK business customers subject to the provider’s current eligibility and product terms.
Key capabilitiesCard readers · POS options · Payment links · Business account toolsCard readers · POS software · Online payments · Invoices · Appointments on relevant products
Reasons to considerSimple entry route for many small merchants · Range of hardware optionsBroad ecosystem · Strong fit where POS software matters
Things to checkTransaction economics change with turnover · Compare support and settlement needsCan be more platform than a simple terminal-only buyer needs · Compare total software and hardware cost
Verified2026-09-022026-09-02

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