The verdict
It's a dead heat.
Neither pulls ahead on the published figures and review sites, so the decision is in the details this comparison cannot see. Check the current figures on both pages.
Choose SumUp if…
- • You want SumUp's edge on how long you are locked in and what customers say on trustpilot
Choose Shift4 if…
- • You want Shift4's edge on what the software costs and what it costs to get a card reader
Round by round
- Round 1What the software costsShift4 winsSumUp5/10
$199
POS with Connect Plus, per month, on a 12-month subscription
- $199, against $99
Source: sumup.com ↗
Shift48/10$29.99/month
"Big Tech. Small Price." panel; "GET STARTED FOR $0" button
- the cheapest plan, per month
Source: dine.shift4.com ↗
Shift4 wins this round on independent review-site data, not on its own claims.
- Round 2How long you are locked inSumUp winsShift45/10
Not stated
Verified 2026-10-13 on official site.
- 3 years, against 12 months
Source: posusa.com ↗
SumUp wins this round on independent review-site data, not on its own claims.
- Round 3What customers say on TrustpilotSumUp winsShift45/10
1.4 out of 5
TrustScore from 450 reviews on Trustpilot
- 1.4 out of 5, against 4.2 out of 5
Source: trustpilot.com ↗
SumUp wins this round on independent review-site data, not on its own claims.
- Round 4What each card sale costsSumUp winsShift45/10
2.75% + 15¢ standard rate
Shift4 Dine (ex-Revel/SkyTab) Table-Service Bundle, Standard Pricing (Build Your System)
- 2.75% + 15¢ standard rate, against 2.6% + 10¢ in person
Source: dine.shift4.com ↗
SumUp wins this round on what the published sources say.
- Round 5What it costs to get a card readerShift4 winsSumUp5/10
SumUp Plus reader $54
Free plan ($0/month, pay per transaction)
- SumUp Plus reader $54, against $0 upfront (reader in bundle)
Source: sumup.com ↗
Shift48/10$0 upfront (reader in bundle)
Shift4 Dine (ex-Revel/SkyTab) Table-Service Bundle, Standard Pricing (Build Your System)
Source: dine.shift4.com ↗
Shift4 wins this round on what the published sources say.
- Round 6Who picks up when the till is downShift4 winsSumUp5/10
Reader support Mon-Fri 9am-7pm ET
Free plan ($0/month, pay per transaction)
- Reader support Mon-Fri 9am-7pm ET, against 24/7/365 support
Source: sumup.com ↗
Shift48/1024/7/365 support
Shift4 Dine (ex-Revel/SkyTab) Table-Service Bundle, Standard Pricing (Build Your System)
Source: dine.shift4.com ↗
Shift4 wins this round on what the published sources say.

