Stripe Reader M2 vs SumUp Solo: Which UK Card Machine Wins in 2026?

SumUp Solo edges this one in our 2026 UK review, scoring 4.2 of 5 against Stripe Reader M2 on 3.9. SumUp Solo runs 1.69% per transaction on a no contract contract; Stripe Reader M2 runs Custom (Stripe pricing) on a stripe terms contract. That said, the right answer still depends on monthly card volume, sector and ecosystem fit. Stripe Reader M2 beats SumUp Solo for existing stripe online merchants. Read the side-by-side, then jump to the "when X wins" sections for the buyer-fit logic.

Side-by-side

As of 2026-05-10. Hardware specs and headline rates verified against each acquirer; bespoke rates apply above ~£20k monthly volume so verify before signing.
Stripe Reader M2 SumUp Solo
Manufacturer Stripe (BBPOS hardware)SumUp
Acquirer StripeSumUp
Form factor Compact Bluetooth-paired card reader (companion to Stripe Reader S700)Portable terminal with built-in receipt printer (Solo Lite is no-printer)
Connectivity Bluetooth (paired with phone, tablet or POS), USB charging4G (free SIM), WiFi, Bluetooth
Upfront cost £49 (Stripe UK pricing)£99 to £149 hardware
Rate Custom (Stripe pricing)1.69% per transaction
Contract length Stripe termsNo contract
Best for Existing Stripe online merchants; Tech-led businesses with developer resource; Hybrid online + in-person SMBsSole traders, mobile traders, market stalls; Low-to-medium volume (<£10k monthly); Seasonal businesses
Overall rating 3.9 / 54.2 / 5
Last reviewed 2026-05-102026-04-26

When Stripe Reader M2 wins

  • Cheapest Stripe-branded hardware (£49).
  • Tight Stripe online + in-person integration on one stack.
  • Stripe Terminal SDK supports custom checkout flows.
  • Same Stripe pricing across online and in-person.

Best for

Existing Stripe online merchants, Tech-led businesses with developer resource, Hybrid online + in-person SMBs.

Watch outs

  • Not standalone; needs a paired device running a Stripe Terminal app.
  • No receipt printer.
  • Stripe pricing not transparent for new merchants without negotiation.

When SumUp Solo wins

  • No contract, no monthly fee.
  • Single transparent rate (1.69%).
  • Hardware is well-built; battery life solid for a day of trading.
  • Same-day or next-day settlement.

Best for

Sole traders, mobile traders, market stalls, Low-to-medium volume (<£10k monthly), Seasonal businesses.

Watch outs

  • 1.69% is uncompetitive at higher volumes.
  • No interchange-plus option.
  • Locked to SumUp acquirer.

FAQ

Stripe Reader M2 or SumUp Solo: which is the better UK card machine in 2026?

SumUp Solo scores higher overall in our 2026 review at 4.2 of 5 versus 3.9 for Stripe Reader M2. That said, the right answer depends on what you trade. Stripe Reader M2 is the stronger pick for existing stripe online merchants, while SumUp Solo is the stronger pick for sole traders, mobile traders, market stalls. If your business sits inside one of those use cases, ignore the headline rating and pick the right fit.

What does each contract look like, Stripe Reader M2 vs SumUp Solo?

Stripe Reader M2 runs a stripe terms contract. SumUp Solo runs a no contract contract. Headline transaction rates are Custom (Stripe pricing) for Stripe Reader M2 and 1.69% per transaction for SumUp Solo. Hardware cost on Stripe Reader M2 is £49 (stripe uk pricing); on SumUp Solo it is £99 to £149 hardware. Always verify the live commercials before signing because acquirer pricing moves and bespoke rates are common above £20k monthly volume.

Which is weakest for what?

Stripe Reader M2 is the wrong answer for plug-and-play smb without developer time. SumUp Solo is the wrong answer for high-volume retail. If either of those describes your business, look at the side-by-side table for the alternative, or get a quote from our 80+ UK acquirer panel and we will surface the right shortlist.

Can MerchantHQ help me choose between Stripe Reader M2 and SumUp Solo?

Yes. We are not tied to either acquirer. Our 80+ UK acquirer panel covers every major fintech and bank acquirer in the country. Tell us monthly card volume, sector and any ecosystem you are already inside (Stripe online, PayPal, Tide Business banking, NatWest banking). We match you against the providers most likely to approve and beat your current rate, then stay your named account team for the life of the account.

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Reviewed by Oliver Mackman, Director. Last reviewed: 2026-05-10. Editorial by Best Business Loans Ltd (16833937).