Stripe Reader S700 vs SumUp Solo: Which UK Card Machine Wins in 2026?
Stripe Reader S700 and SumUp Solo are both credible UK card-acceptance choices in 2026; the right one depends on your monthly card volume, sector and the ecosystem you already sit inside. Stripe Reader S700 runs Custom (Stripe pricing) on Stripe terms; SumUp Solo runs 1.69% per transaction on a no-contract basis. Stripe Reader S700 fits existing stripe online merchants best, while SumUp Solo fits sole traders, mobile traders, market stalls. Read both columns of the side-by-side, then the "when X wins" sections below for the buyer-fit logic. If you want us to do the work, the quote form takes two minutes and gets you matched against our 50+ UK acquirer panel.
Side-by-side
Full reviews: Stripe Reader S700 · SumUp Solo
| Stripe Reader S700 | SumUp Solo | |
|---|---|---|
| Manufacturer | Stripe (BBPOS hardware) | SumUp |
| Acquirer | Stripe | SumUp |
| Form factor | Touchscreen handheld smart terminal (no built-in printer; external receipt printer via the optional dock or USB) | Portable terminal with built-in receipt printer (Solo Lite is no-printer) |
| Connectivity | WiFi, 4G, Bluetooth | 4G (free SIM), WiFi, Bluetooth |
| Upfront cost | £229 | £99 to £149 hardware |
| Rate | Custom (Stripe pricing) | 1.69% per transaction |
| Contract length | Stripe terms | No contract |
| Best for | Existing Stripe online merchants; Tech-led businesses with developer resource; Hybrid online + in-person | Sole traders, mobile traders, market stalls; Low-to-medium volume (<£10k monthly); Seasonal businesses |
| Last reviewed | 2026-04-26 | 2026-04-26 |
When Stripe Reader S700 wins
- Tight Stripe integration (online + in-person on one stack).
- Touchscreen UI with custom apps via Stripe Terminal SDK.
- Strong hardware build.
Best for
Existing Stripe online merchants, Tech-led businesses with developer resource, Hybrid online + in-person.
Watch outs
- Higher upfront cost.
- Stripe rate negotiations not transparent for new merchants.
- Software customisation needs developer time.
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 S700 or SumUp Solo: which is the better UK card machine in 2026?
There is no single winner; it depends on what you trade. Stripe Reader S700 is the stronger pick for existing stripe online merchants, while SumUp Solo is the stronger pick for sole traders, mobile traders, market stalls. Match the one whose best-fit use case is closest to your business, then sense-check the rate and contract in the table above.
What does each contract look like, Stripe Reader S700 vs SumUp Solo?
Stripe Reader S700 runs on Stripe terms. SumUp Solo runs on a no-contract basis. Headline transaction rates are Custom (Stripe pricing) for Stripe Reader S700 and 1.69% per transaction for SumUp Solo. Hardware cost on Stripe Reader S700 is £229; 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 S700 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 50+ UK acquirer panel and we will surface the right shortlist.
Can MerchantHQ help me choose between Stripe Reader S700 and SumUp Solo?
Yes. We are not tied to either acquirer. Our 50+ 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.
Related comparisons
Other UK card machine head-to-heads involving Stripe Reader S700 or SumUp Solo:
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Get quotes →Reviewed by Oliver Mackman, Director, Best Business Loans Ltd. Last reviewed: 2026-04-26. Editorial by Best Business Loans Ltd (16833937).