Stripe vs Mollie: Which Is Right for Your Business? (2026)

Which Is Better for Small UK Businesses?

The deciding question is where your customers pay from, and how your checkout is built.

Take a Manchester florist on WooCommerce: £8,000 of card revenue a month, with 30% of orders shipping to the Netherlands and Belgium.

Run that £2,400 of European volume through Stripe at 2.5% + 20p and it costs about £60 in card fees. On Mollie at 1.20% + £0.20 it costs about £29.

That is roughly £31 a month saved on EU cards alone, before a single Dutch shopper reaches for iDEAL at £0.25 flat (approx) against Stripe’s 1.5%.

Subscriptions tilt the other way. A UK SaaS with 800 members at £39 a month leaks revenue every time a card expires and a renewal silently fails.

Stripe Billing adds 0.7% on top of processing, but you get the dunning logic, retry schedules and webhooks that stop those failed renewals slipping away. Mollie’s recurring API works, yet it does not match that workflow. For subscriptions, Stripe.

Engineering-led teams land on Stripe almost by default. Server-side SDKs for seven languages, a CLI you can pipe into local tests, and a busy developer Discord.

That matters the first time a developer hits a problem at 9pm. On Stripe they find the answer in the community; on Mollie they wait for the morning.

Marketplaces point the same way. Stripe Connect runs split payouts and white-labelled onboarding through Standard, Express and Custom accounts. Mollie Connect, launched September 2024, handles simpler builds but has no Custom-tier equivalent.

Open Banking is the one B2B case where we send Mollie-leaning readers back to Stripe. A UK agency invoicing 20 clients a month at £3,500 pays about £21 an invoice on Stripe Pay by Bank against about £32 on Mollie.

On £70,000 of monthly invoicing, that is roughly £220 a month back in your account.

Stripe vs Mollie Fees and Charges

Card Transaction Fees

On a UK domestic consumer card, Stripe charges 1.5% + 20p and Mollie charges 1.20% + £0.20. Thirty basis points cheaper on Mollie.

At £10,000 of monthly card volume across roughly 500 transactions, that is about £30 a month kept.

EEA cards are where the gap turns decisive. Stripe charges 2.5% + 20p on European consumer cards post-Brexit. Mollie applies the same 1.20% + £0.20 it uses at home.

A UK Shopify store doing £40,000 a month, split half UK and half EU, pays Stripe about £800 and Mollie about £540. That £260 monthly delta is the most important number on this page.

Commercial cards reverse the verdict. Stripe charges 1.9% + 20p on UK commercial cards; Mollie charges 2.90% + £0.20.

If your customers are mainly other UK companies paying on corporate cards, that 100-point gap pushes the maths back to Stripe.

Amex favours Stripe too: 2% + 20p against Mollie’s 2.50% + £0.20. Non-EEA international cards sit level, both at 3.25% plus the fixed fee.

In person, Stripe Tap to Pay runs 1.4% + 10p with a £0.10 per-authorisation surcharge on top. Mollie’s Tap Terminal on PAYG is a flat 1.20% on domestic consumer cards with no fixed fee.

On Mollie’s Pro tier that drops to 0.85% + £0.10. Worth the maths if you take more than £5,000 a month at the counter.

Monthly, Setup and Contract Costs

Both charge £0 a month on the standard tier. No setup fee, no minimum contract, and you pay only on successful transactions.

Mollie spells out “no lock-in” on its pricing page. Stripe runs on the same basis, but the notice period is not stated there. If procurement needs it in writing, pull the current Stripe UK terms before signing.

Stripe’s real cost sits in the add-ons. Billing adds 0.7% on top of processing. Radar fraud screening is 4p to 8p a transaction. Chargeback Protection adds 0.4%.

Run Billing plus Radar and your effective rate on a UK card lands nearer 2.5% than the headline 1.5%. The brochure rate is rarely the rate you pay.

Other Fees to Watch

FX costs both ways. Stripe shows +2% as a visible line on conversions, dropping to 0.5% from a held multi-currency balance. Mollie embeds 2.5% to 3% inside the exchange rate.

Similar headline cost. Stripe is the easier one to audit when your finance team reconciles the FX leg of a euro sale at month-end.

Chargebacks bite on both. Stripe is reported at £20, returned if you win; Mollie at roughly £25, generally not. Both figures come from third-party sources, so request the full schedule if disputes are common in your trade.

Stripe Instant Payout settles to a UK bank inside 30 minutes for 1%, around the clock. Handy when Friday’s takings need to be in your Starling account before the Saturday supplier run.

Mollie has no instant equivalent. Its fastest schedule is daily at no extra fee: good for predictability, no use in an emergency.

iDEAL is where the gap bites hardest. Stripe charges 1.5% per transaction since June 2024; Mollie charges £0.25 flat (approx).

A store doing 500 iDEAL payments a month at £40 average pays roughly £300 on Stripe against around £130 on Mollie. That is £170 a month on one payment method.

SEPA Direct Debit shows the same shape: Stripe 1.5%, Mollie £0.21 flat (approx).

Fee Verdict: Who Costs Less

Mollie wins on UK consumer cards, EEA consumer cards and every EU payment method. Stripe wins on Amex, UK commercial cards and Open Banking.

For most UK shops selling to consumers, we rate Mollie as materially cheaper. For B2B-heavy or Amex-heavy merchants, run the Stripe maths first.

A worked example: £10,000 a month on UK consumer cards costs about £220 on Mollie and £250 on Stripe. You keep roughly £30 before any EU traffic. Work out your real monthly volume and you will see which side you land.

Add a 40% EU consumer mix and the Mollie saving climbs to about £116 a month, before iDEAL or SEPA. For a WooCommerce shop with real Dutch or German customers, that EU-card delta decides it.

But if your typical customer pays on Amex or a corporate card, or you collect high-value B2B invoices over Open Banking, Stripe is the cheaper home. We would price your real card mix before trusting either headline.

Stripe vs Mollie Payment Methods and Checkout

Cards, Wallets and Alternative Payment Methods

The baseline kit is identical. Both take Visa, Mastercard, Amex, Apple Pay and Google Pay.

Both cover the European method set: iDEAL, Bancontact, SOFORT, EPS, Giropay, Przelewy24, plus Klarna, Bacs and SEPA Direct Debit. If you only need the basics, the choice is not here.

Stripe Link is the first real difference. A returning Link buyer checks out in about six seconds, which we have seen cut mobile abandonment on repeat-heavy traffic. Mollie has no one-click wallet of its own.

Stripe also runs Discover, Diners Club and UnionPay; verify UK scheme support at stripe.com/gb.

For a London hotel taking bookings from US business travellers, that scheme breadth is the difference between an accepted card and a declined checkout.

Mollie answers with Billie, a B2B buy-now-pay-later product for EU business buyers that Stripe has no match for, plus flat-fee methods Stripe cannot touch post-Brexit.

iDEAL costs £0.25 flat (approx) on Mollie against 1.5% on Stripe. On any real Dutch volume, the integration pays for itself inside a quarter.

Stripe’s Open Banking Pay by Bank, launched May 2024, runs on UK Faster Payments. Mollie offers pay-by-bank at 0.90% + £0.20; whether it uses Faster Payments directly is not confirmed, so verify at mollie.com/gb before relying on it.

Checkout Experience

Stripe gives you three shapes: a hosted Checkout page, embedded Elements for custom forms, and no-code Payment Links. Mollie mirrors all three.

Both handle SCA and 3DS2 automatically, with exemption logic across low-value and recurring payments. On an authenticated transaction, 3DS2 shifts fraud-chargeback liability to the card issuer, real protection if your category sees disputes.

We confirmed both hold PCI DSS Level 1 status. Use either hosted page and you usually qualify for SAQ A, the lightest audit scope. That matters when an enterprise customer asks for PCI evidence at procurement.

Methods Verdict

Global breadth goes to Stripe: Discover, Diners, UnionPay, the Link wallet and Faster Payments under Open Banking. If you process cards from outside Europe, that coverage is decisive.

EU methods go to Mollie. iDEAL at £0.25 (approx) and SEPA at £0.21 (approx) are flat fees Stripe cannot match at 1.5%.

For a WooCommerce or Magento store with regular Dutch or German checkouts, Mollie’s method pricing outweighs Stripe’s wider scheme list at almost any volume.

Stripe vs Mollie Hardware, POS and In-Person

Card Readers and Terminals

Stripe Terminal runs three readers. The WisePad 3 at £49 excl. VAT is the entry pick: Bluetooth, PIN pad, around 15-hour battery.

The WisePOS E at £179 adds a touchscreen with Wi-Fi; the S700 at £229 is the smart Android reader with on-screen checkout. All three are SDK-driven, not plug-and-play.

Stripe Tap to Pay needs no hardware: an iPhone XS or newer takes contactless, plus £0.10 per authorisation on the in-person rate.

Mollie’s Tap Terminal is £45 PAYG, one-off, with 4G and Wi-Fi, a touchscreen, tipping and digital receipts built in.

The 4G is the real difference. A market trader at a county show on patchy signal keeps taking cards on Mollie’s terminal. Stripe’s entry WisePad 3 is Bluetooth-only and goes down with the phone.

Mollie also runs a Tap app that turns an NFC phone into a reader, plus Tap to Pay on iPhone. It lists mobile and fixed terminals at about £350 each; verify model names and pricing at mollie.com/gb/buy-tap before ordering.

POS Software and Hardware Add-ons

Stripe Terminal needs developer integration through its SDK. There is no quick install for a non-technical retailer.

The depth pays back if you have engineers and want online and in-person data in one dashboard. For a sole-trader florist or a market stall, that build time is a non-starter.

Mollie Tap is closer to plug-and-play: end-of-day reports, tipping and digital receipts with no SDK work.

Both ship companion apps. Neither has a confirmed native link to Epos Now, Lightspeed or other countertop POS suites, so verify before assuming compatibility.

In-Person Verdict

Developer-led businesses should take Stripe in person: one data pipeline, full Terminal SDK control, a single dashboard. If your team already runs Stripe online, the consistency saves real integration time.

Market traders and non-technical shops should take Mollie. The £45 Tap Terminal with 4G is cheaper and more resilient than the £49 + VAT Bluetooth WisePad 3. Unbox and trade.

Both treat in-person as a sideline behind their online gateway. Neither competes with Square, SumUp or Zettle for full countertop retail, so we would point you to one of those if a fixed till and barcode scanning are core to your shop.

Stripe vs Mollie Online Payments and Integrations

Hosted Checkout, Payment Links and APIs

If your team builds on the API, Stripe is the stronger pick. Server-side SDKs cover seven languages; mobile SDKs cover iOS, Android and React Native.

Webhooks ship with retry backoff and idempotency keys, and the default rate limit is 25 requests a second. The CLI, Workbench, Console and developer Discord mean engineers debug without raising a ticket.

That maturity is why Shopify, DoorDash and most Y Combinator companies sit on Stripe Connect.

Mollie added idempotency keys in December 2022 and offers classic plus next-gen webhooks. Its docs are thorough but less acclaimed, and we found no public community on the scale of Stripe’s.

For a small engineering team, that gap shows up the first time someone needs a quick answer late at night.

Platform Integrations

Shopify, WooCommerce, Wix, BigCommerce and QuickBooks all have official integrations on both. Mollie’s WooCommerce plugin adds an event log, useful the first time a failed transaction needs investigating.

For Magento, take Mollie. Its official extension by Magmodules covers Magento 1 and 2 with 20-plus methods configured out of the box. Stripe has no confirmed official Magento plugin.

For Xero, take Mollie again. The official integration via Maze Digital UK reconciles card payouts straight into your ledger. Stripe has no direct Xero plugin, so you fall back on A2X or Zapier.

For an accountant reconciling in Xero each quarter-end, that native link saves real time and stops a connector subscription running.

For marketplaces, Stripe Connect is the mature choice, with Standard, Express and Custom accounts. Mollie Connect, launched September 2024, covers simpler UK and EU builds but has no white-label Custom tier.

Online Verdict

Take Stripe for developer-led builds, marketplaces, and anything needing Stripe Billing, Capital or Adaptive Pricing.

Take Mollie if you run on Magento, reconcile in Xero, or skew EU-method-heavy.

A WooCommerce store on a Xero stack with Dutch traffic is the case where Mollie wins on every dimension at once.

Stripe vs Mollie Payouts, Contracts and Risk

Settlement Speed and Payout Schedule

Standard Stripe payouts to a UK bank run roughly 3 to 7 business days, depending on account history. A £200 minimum for GBP multi-currency settlement catches some new merchants out in week one.

Stripe Instant Payout costs 1% and clears inside 30 minutes, around the clock, via Faster Payments. Reach for it when Friday’s takings need to land before Saturday’s supplier run.

Mollie lets you set daily, weekly or monthly payouts in the dashboard, no extra fee on any setting. Daily-at-no-cost makes cash-flow modelling cleaner than Stripe’s standard window.

There is no Mollie instant payout. If a 30-minute settlement matters to your operations, Stripe takes this category outright.

Contract Length and Exit Terms

Neither locks you in. No minimum contract, no exit fees. Mollie states “no lock-in” on its pricing page; Stripe runs the same way without saying so as plainly.

If procurement needs the exact notice period in writing, pull the current Stripe UK terms before signing.

Data-export terms on cancellation are not confirmed for either. If you might switch back to a traditional acquirer later, ask both before you integrate.

Reserves, Holds and Account Stability

This is the sharpest difference between the two, and we weight it most heavily on a real decision.

Stripe’s UK Trustpilot profile, 1.1 out of 5 from 260 reviews, shows a pattern: unexplained closures, funds held with no timeline, templated replies, no human to escalate to.

For a retailer whose rent depends on uninterrupted settlement, that is a cash-flow planning input, not background noise. Imagine an account frozen mid-month with rent due Friday and no one to call.

Mollie’s profile is the opposite: 4.5 from 12,000 reviews, praised for fast support and transparent pricing. The complaint minority covers occasional deactivations and email waits up to 10 days.

Real, but neither the scale nor severity matches Stripe’s. Neither provider publishes reserve policies, and both reserve the right to hold funds during AML or fraud reviews.

If uninterrupted processing is critical to your weekly cash flow, we rate Mollie the lower-risk choice on the evidence available.

Stripe vs Mollie Customer Reviews and Reputation

Trustpilot and Independent Review Themes

Stripe UK sits at 1.1 out of 5 from 260 Trustpilot reviews. The complaints fall into three buckets: verification holds at onboarding, closures with funds frozen mid-month, and templated support with no human route.

For any UK firm whose cash flow rides on uninterrupted settlement, we treat that fund-hold pattern as a real operational risk, not a marketing gripe.

Mollie sits at 4.5 from 12,000 reviews, with 4.4 from 197 on OMR and 3.6 from 29 on Capterra. The praise is consistent: fast support, a clean dashboard, transparent pricing.

Its minority complaints cover occasional unexplained deactivations and 10-day email waits on the slowest tickets. We weight the gap heavily: 4.5 against 1.1, across far more reviews, reflects how merchants actually experience each one after signup.

Support Channels and Response Times

Stripe support is mostly email and asynchronous. The docs, API reference and Discord are strong for engineering questions.

But when an account is frozen mid-month and rent is due Friday, a developer Discord is not the channel you need. The missing human escalation route is where merchants feel it.

Mollie offers an in-dashboard help centre plus email, and most reviewers praise fast, competent replies; a minority report 10-day waits.

Neither offers UK phone support. If payments drop on a high-takings Saturday, both leave you on an email queue, a shared weakness against traditional acquirers like Worldpay or Elavon.

Reputation Verdict

Mollie wins decisively on reputation: 4.5 against 1.1, from a far larger base, with no systemic freeze pattern to match Stripe’s.

If cards are more than half your monthly revenue, we would treat Mollie’s account-stability record as the primary deciding factor, wherever the rate maths lands.

Stripe vs Mollie for International Payments

If your customers reach beyond Europe, Stripe is the only viable pick of the two. It operates in 46 countries, accepts payments from 195-plus, and processes 135-plus currencies.

Mollie covers the EEA, UK and Switzerland only. It pays out in EUR, GBP, USD and a dozen more, with extras on request, but you cannot run US-dollar or APAC volume through it.

If you face EU consumers, the EEA card rate decides it. Mollie charges 1.20% + £0.20; Stripe charges 2.5% + 20p post-Brexit.

A UK Shopify store doing £25,000 a month of EU consumer cards pays about £305 on Mollie against £630 on Stripe. That £325 monthly delta funds a junior support hire across a year, on cards alone.

iDEAL and SEPA split harder still. Stripe added 1.5% to both from June 2024; Mollie stayed flat at £0.25 and £0.21 (approx). With Dutch shoppers or recurring SEPA mandates, you pay far less on Mollie at any real volume.

FX transparency leans Stripe. It shows +2% as a visible line, 0.5% from a multi-currency balance. Mollie embeds 2.5% to 3% inside the rate. We rate the cost as similar, but Stripe is easier for you to forecast at month-end.

For genuine multi-currency volume, we would price Airwallex on FX before locking in either of these two.

Downsides of Stripe and Mollie

Downsides of Stripe

Account instability is the most material downside. The Trustpilot pattern across 260 UK reviews is consistent: unexplained fund holds, accounts closed with money withheld, no human to escalate to.

If Monday’s supplier run depends on Friday’s settlements, a two-week freeze is catastrophic, not inconvenient. We would carry a working-capital buffer if you go with Stripe.

The effective rate beats the headline. Layer the 1% cross-border surcharge, 2% FX, Billing at +0.7%, Radar at 4p to 8p, Chargeback Protection at +0.4%, and a SaaS sending international invoices clears 2.5% all-in on a domestic card.

EU consumer traffic is structurally expensive here. The 2.5% + 20p EEA rate is not a temporary surcharge, it is the published price, and any UK shop with European customers overpays against Mollie every month.

In person needs developer resource. Terminal is SDK-driven, and the entry WisePad 3 at £49 + VAT is Bluetooth-only with no 4G, so a market trader on a bad signal day is stuck.

Downsides of Mollie

Mollie is EU, UK and Switzerland by design. If your roster includes US enterprise clients or APAC distributors, you hit its coverage limit inside the first quarter. Stripe’s 46-country footprint is not matched.

B2B card volume is the second weakness. UK and EU commercial cards cost 2.90% + £0.20 on Mollie against 1.9% + 20p on Stripe.

An accountancy practice taking corporate-card payments pays roughly £100 more per £10,000 of monthly volume on Mollie.

Open Banking is dearer too: 0.90% + £0.20 against Stripe’s 0.5% + 20p. On £50,000 a month of high-value invoices, that is about £200 a month extra. Stripe wins this outright.

There is no instant payout. If proceeds must reach your Tide account by 6pm to pay a supplier the same day, Mollie’s fastest is next-day; Stripe clears in 30 minutes.

Mollie also declines high-risk industries outright: CBD, gaming, forex and vape are confirmed exclusions. Check the full restricted list at mollie.com/gb/legal, and Stripe’s at stripe.com/gb/legal, before assuming you qualify.

Alternatives to Stripe and Mollie

Airwallex is the pick if you receive multi-currency revenue or pay overseas suppliers. FX runs near mid-market, well below Mollie’s embedded 2.5% to 3% and Stripe’s 2% conversion fee.

For a UK consultancy invoicing US and EU clients, the FX saving alone can beat the card-rate gap between Stripe and Mollie.

GoCardless is the UK Direct Debit specialist. For recurring UK Bacs volume it usually beats both on cost; verify current pricing at gocardless.com/gb. For EU-only recurring volume, Mollie SEPA at £0.21 flat (approx) is hard to beat.

Shopify Payments waives Shopify’s external-gateway fee when it is your primary processor. For a pure-Shopify store with no need for cross-platform flexibility, that often makes it the cheapest option overall. Verify rates at shopify.com/gb/payments.

Final Verdict: Stripe or Mollie?

For UK shops selling to EU consumers on WooCommerce, Shopify or Magento, Mollie is the stronger choice.

EEA cards at 1.20% against Stripe’s 2.5%. iDEAL at £0.25 (approx) against 1.5%. SEPA at £0.21 (approx) against 1.5%. Trustpilot 4.5 against 1.1.

Mollie also wins for Magento merchants, Xero-first accounting, and plug-and-play in-person through the Tap Terminal.

For developer-led teams, SaaS subscriptions, marketplaces, and any UK business scaling beyond Europe, Stripe is the only real pick. API depth, Billing, Connect and a 46-country footprint are products Mollie does not match.

The price of that is the 2.5% EEA card rate and an account-stability record that calls for a cash buffer.

Compressed: Mollie wins for EU-facing UK SMBs on cost, reputation and non-technical setup. Stripe wins on developer depth, global reach and marketplace infrastructure.

The gap on the wrong side is wide enough to fund a part-time hire. We would run the maths against your real UK and EU revenue split before signing either contract.

Frequently Asked Questions