A payment gateway authorises and processes online payments between your business, your customer's bank, and your bank account. Choosing the right one for a Hong Kong e-commerce business depends on the currencies you accept, the markets you target, and the platforms you sell through.
This guide compares the most widely used payment gateways for Hong Kong businesses in 2026: fees, supported payment methods, and which is best for each use case. For the broader business banking context, see our best business bank account in Hong Kong guide.
Fees verified April 2026. Payment gateway pricing changes frequently: always confirm directly with the provider.
Highlights of this article
- A payment gateway is the technology layer that authorises transactions. A payment processor moves the money. A merchant account holds the funds. Many modern providers (Stripe, Airwallex, PayPal) combine all 3.
- For Hong Kong e-commerce businesses targeting multiple markets, Airwallex and Stripe are the most commonly used: both support major Asian payment methods (Alipay, WeChat Pay) alongside global card networks.
- Transaction fees for HK card transactions typically range from 2.2% to 3.9% + a fixed fee per transaction. International card fees add 0.5% or more.
- Running a Hong Kong company is a prerequisite for most business payment gateway accounts. See our company registration guide if you have not yet incorporated.
Payment gateway, payment processor, and merchant account: what is the difference?
These three terms are often confused:
| Term | What it does |
|---|---|
| Payment gateway | Authorises transactions: encrypts and passes payment information between the merchant, the customer's bank, and the acquiring bank |
| Payment processor | Executes the fund transfer: moves money from the customer's bank to the merchant account |
| Merchant account | A type of bank account that holds funds from card transactions before they are swept to the main business account |
Modern payment platforms like Stripe, Airwallex, and PayPal combine all 3 functions. You accept a card payment, they handle authorisation, processing, and settlement: funds arrive in your account on a 2 to 7 day cycle.
Traditional merchant accounts (separate from the gateway) are offered by banks like HSBC and DBS. These are typically used by larger businesses with high transaction volumes that want custom pricing.
Top payment gateways for Hong Kong e-commerce businesses (2026)
Hong Kong's e-commerce market exceeds USD 5,349 million (Statista), making payment gateway selection one of the most consequential infrastructure decisions for online businesses. The right gateway depends on your primary markets, payment methods you need to accept, and whether you want a PSP model or a traditional merchant account.
Quick comparison
| Gateway | Cards | Alipay/WeChat | API integration | Recurring billing | Chargeback management | Best for |
|---|---|---|---|---|---|---|
| Airwallex | Yes | Yes | Strong | Yes | Yes | Multi-currency, global payouts |
| Stripe | Yes | Yes | Excellent | Yes | Yes | Dev-first, SaaS, subscriptions |
| PayPal | Yes | No | Good | Yes | Yes | Global consumer checkout |
| Adyen | Yes | Yes | Enterprise | Yes | Yes | Large enterprise, omnichannel |
| Square | Yes | No | Good | Limited | Yes | POS + online hybrid |
| 2Checkout | Yes | No | Good | Yes | Yes | Digital goods, global SaaS |
| Alipay | Alipay only | Yes | Good | No | Limited | China-facing businesses |
| WeChat Pay | WeChat only | Yes | Good | No | Limited | China-facing, WeChat ecosystem |
| Checkout.com | Yes | Limited | Strong | Yes | Yes | Mid-enterprise, transparent pricing |
| AsiaPay | Yes | Yes | Good | Yes | Yes | Asia-Pacific regional coverage |
| Octopus App | Octopus only | No | Moderate | No | No | HK local retail |
| JETCO Pay | Bank QR | No | Moderate | No | No | HK bank customers |
| Braintree | Yes | No | Excellent | Yes | Yes | PayPal ecosystem, developers |
| eWay | Yes | No | Good | Yes | Yes | AU/AP card acceptance |
1. Airwallex
Airwallex is both a multi-currency payment account and a payment gateway. For Hong Kong e-commerce businesses targeting multiple markets, it offers the most integrated solution: accept payments from customers, hold multi-currency balances, and pay suppliers globally from a single platform.
Supported payment methods:
- Visa, Mastercard, American Express
- Alipay and WeChat Pay
- Google Pay and Apple Pay
- Local payment methods (varies by market)
Fee structure (HK):
| Transaction type | Fee |
|---|---|
| Monthly platform fee | From HKD 230/month (may be waived at higher volumes) |
| Domestic card (HKD) | 3.3% + HKD 2.35 |
| Incoming transfers | 0.3% |
| Currency conversion | From 0.5% above interbank |
| SWIFT transfers | HKD 120–200 fixed fee |
| Employee corporate cards | HKD 109 per cardholder/month |
Best for: E-commerce businesses that also need a multi-currency business account, international payouts, and low FX costs. Strong Shopify and WooCommerce integrations.
See our full Airwallex review for a detailed breakdown.
2. Stripe
Stripe is the most widely used payment gateway for online businesses globally. Its developer-friendly API and clean checkout experience make it a standard choice for SaaS, e-commerce, and marketplace businesses.
Supported payment methods:
- Visa, Mastercard, American Express, JCB, UnionPay
- Alipay and WeChat Pay
- Google Pay, Apple Pay
- Buy now, pay later (Afterpay, Klarna, and others)
Fee structure (HK):
| Transaction type | Fee |
|---|---|
| Domestic card (HKD-settled) | 3.4% + HKD 2.35 |
| Cards settled in USD | 3.4% + USD 0.30 |
| Additional fee for international cards | +0.5% |
| Currency conversion | +2% |
| Chinese digital wallets (Alipay, WeChat Pay) | 2.2% + HKD 2.00 |
| Alternative payment methods (bank debits, local wallets) | From HKD 3.95 per transaction |
| Custom domain option | USD 10/month |
Best for: SaaS and subscription businesses, marketplaces, and any business needing a highly customisable checkout experience. Strong fraud prevention tools (Stripe Radar).
3. PayPal
PayPal is the most widely recognised payment provider globally, with 435 million+ active accounts. Strong buyer/seller protection policies make it a common choice for businesses selling to consumers who prefer not to enter card details.
Supported payment methods:
- PayPal balance
- Bank account transfers
- Visa, Mastercard, Amex (via PayPal Checkout)
Fee structure (HK):
| Transaction type | Fee |
|---|---|
| Receiving commercial transactions | Fixed fee (currency-dependent) + 3.90% + 0.50% (international) |
| QR code transactions (≥ HKD 80) | Fixed fee + 1.20% + 0.50% (international) |
| QR code transactions (< HKD 80) | Fixed fee + 1.70% |
Best for: Consumer-facing e-commerce businesses where buyer trust and PayPal brand recognition drive conversion. Less suited for B2B or invoice-based businesses.
4. Adyen
Adyen is an enterprise-grade payment platform used by large retailers, marketplaces, and global brands. It provides direct acquiring in 35+ markets and omnichannel support (online, in-person, and mobile).
Key features:
- Multi-currency support: 187+ currencies
- Direct acquiring in major markets (no intermediate acquiring bank)
- Unified commerce: online and physical POS in one platform
- Advanced fraud prevention (RevenueProtect)
Indicative fees (from Adyen documentation):
- Visa/Mastercard processing: USD 0.13 + 0.3% to 2.0% per transaction (interchange++)
- Alipay/WeChat Pay: USD 0.13 + 3.0% per transaction
- Amex: 3.3% to 3.95% per transaction
Best for: Large enterprises and established retailers with significant transaction volumes needing omnichannel support. Pricing is volume-based and requires direct negotiation with Adyen.
5. Square
Square is widely used for in-person retail and small business payments. Its point-of-sale hardware and simple fee structure suit brick-and-mortar or hybrid online/offline businesses.
Fee structure (HK):
- In-person transactions: Fixed % rate (check current HK rates)
- Online transactions: Higher rate than in-person
Best for: Retail, food and beverage, or service businesses with both physical and online sales channels.
6. 2Checkout (Verifone)
2Checkout (now Verifone) is a global payment gateway with strong coverage for digital goods and subscription businesses. Supports 45+ payment methods and 100+ currencies.
Fee structure:
- 2SELL plan: 3.5% + USD 0.35 per successful sale
- 2SUBSCRIBE plan: 4.5% + USD 0.45 per successful sale
- 2MONETIZE plan: 6.0% + USD 0.60 per successful sale
Best for: Software companies, digital goods sellers, and subscription businesses selling globally.
7. Alipay
Alipay is the dominant mobile payment platform in Mainland China, with over 1.3 billion users globally. For Hong Kong businesses selling to Mainland Chinese customers, Alipay acceptance is effectively mandatory.
Fee structure (tiered by monthly volume):
| Monthly volume | Rate |
|---|---|
| Up to HKD 100,000 | 2.2% |
| HKD 100,001 to 500,000 | 2.0% |
| HKD 500,001 to 2,000,000 | 1.8% |
| Above HKD 2,000,000 | 1.6% |
Best for: Businesses targeting Mainland China customers or operating in tourism, hospitality, and retail in Hong Kong.
8. WeChat Pay
WeChat Pay is the payment function within WeChat, the dominant messaging and super-app in Mainland China. Like Alipay, it is essential for Mainland China-facing businesses.
Fee structure (domestic Mainland China transactions):
- Standard rate: 0.6% per transaction
- Premium services: up to 1.0%
Best for: Businesses with Mainland Chinese customers, especially in retail, food and beverage, and travel.
9. Checkout.com
Checkout.com is a global payment platform built for high-volume businesses, marketplaces, and financial services companies. It offers interchange++ pricing (transparency on the full cost stack) and advanced fraud management.
Key features:
- Interchange++ pricing model: transparent cost breakdown
- 150+ currencies, direct acquiring in major markets
- Advanced fraud tools and chargeback management
- Strong Asia-Pacific coverage
- FX markup of approximately 1.99% on cross-currency transactions
Best for: Mid-to-large businesses wanting transparent pricing and advanced fraud prevention beyond what Stripe or PayPal provide.
10. AsiaPay
AsiaPay is a Hong Kong-headquartered payment service provider operating across Asia-Pacific. It connects directly with regional acquiring banks and supports Alipay, WeChat Pay, UnionPay, and all major card networks.
Fee structure:
- Per transaction: 2.5% to 4.5% (varies by card type and region)
- Setup fee: applies (confirm directly with AsiaPay)
Best for: SMEs and regional businesses that want a locally headquartered provider with direct Asia-Pacific bank connections and dedicated HK support.
11. Octopus App for Business
Octopus is the dominant local payment system in Hong Kong, widely used for transit, retail, and everyday purchases. The Octopus App for Business allows merchants to accept mobile Octopus payments.
Fee structure:
- Setup: free for qualifying merchants
- Monthly service fee: waived for MSMEs on first HKD 10,000/month of transactions
- Standard service fee: applies above the MSME waiver threshold
Best for: Brick-and-mortar businesses, food courts, convenience stores, or any Hong Kong-facing business where local payment acceptance is expected by customers.
12. JETCO Pay
JETCO Pay is operated by the Joint Electronic Teller Services Limited, the inter-bank ATM and payment network in Hong Kong. It provides QR code payment acceptance and is supported by most Hong Kong retail banks.
Key features:
- Supports bank-to-merchant QR payments from major HK banks
- Strong credibility with local HK corporate customers
- Backed by the Hong Kong banking consortium
Best for: Retail and service businesses in Hong Kong wanting to accept direct bank QR code payments from local bank customers.
13. Braintree (PayPal)
Braintree is PayPal's developer-focused payment gateway, offering a single SDK for cards, PayPal, Venmo, and local payment methods. It is owned by PayPal and integrates directly with PayPal Checkout.
Fee structure:
- Cards: 2.59% + USD 0.49 per transaction
- PayPal transactions: no additional Braintree fee (standard PayPal rates apply)
Best for: Developers and businesses that need a code-first payment integration with PayPal ecosystem coverage and clean API documentation.
14. eWay
eWay is an Australian-headquartered payment gateway with coverage across Asia-Pacific including Hong Kong. It supports major card networks and offers repeat billing and subscription capabilities.
Fee structure:
- Standard card rate: 3.4% + HKD 2.35 per transaction
- Cross-border surcharge: +1.0% for non-local card transactions
Best for: Businesses needing a reliable card acceptance gateway with subscription billing and Australia/Asia-Pacific coverage.
How to choose the right payment gateway for your Hong Kong business
Step 1: Define your target markets and payment methods
If you sell primarily to Hong Kong and Mainland China customers, Alipay and WeChat Pay support is essential. Airwallex and Stripe both support these. If you sell globally, the gateway must support the major local payment methods in each market.
Step 2: Calculate the true transaction cost
Compare the percentage fee + fixed fee for your average transaction size. A 3.4% + HKD 2.35 fee costs more proportionally on small transactions than large ones. For a HKD 200 transaction, the fixed HKD 2.35 represents an additional 1.2% cost. Use a spreadsheet to model monthly gateway costs at your expected volume.
Step 3: Check platform integration
Most major platforms (Shopify, WooCommerce, Magento, BigCommerce) have native integrations for Airwallex, Stripe, and PayPal. For custom platforms, check whether the gateway provides a suitable API and SDK for your tech stack.
Step 4: Consider currency settlement
If your customers pay in USD or EUR but you want to hold those balances rather than converting to HKD immediately, choose a gateway with built-in multi-currency settlement. Airwallex is the strongest option for this: it is both a gateway and a multi-currency account.
Step 5: Confirm company registration requirements
Most business payment gateway accounts require a registered company. Airwallex, Stripe, and PayPal all require a valid company registration. If your Hong Kong company is not yet registered, see our guide to registering a company in Hong Kong.
Online payment flow for Hong Kong e-commerce
Understanding the payment authorisation process helps when troubleshooting transaction failures:
- Customer enters payment details at checkout
- Payment gateway encrypts and sends details to the customer's card network
- Card network routes to the issuing bank for authorisation
- Issuing bank approves or declines based on available funds and fraud checks
- Authorisation response returned to gateway and merchant
- Payment processor initiates fund transfer to merchant account
- Settlement: funds arrive in business account (typically T+2 to T+7)
High decline rates often indicate fraud filter settings that are too aggressive, card network restrictions on Hong Kong merchants, or issues with the business description on the merchant account application.
Payment gateway requirements for Hong Kong companies
To set up a business payment gateway account in Hong Kong, most providers require:
- Valid company registration (Certificate of Incorporation + Business Registration Certificate)
- Business bank account (traditional bank or fintech account)
- Business website or app with clear product/service description
- Director passports and identity verification
- Description of business activities and expected transaction volumes
For companies not yet registered, see our company registration cost guide for the full year-1 setup cost.
Air Corporate is a TCSP-licensed provider (TC008778) offering full-service Hong Kong company registration from USD 1,070. Includes bank account opening assistance. Get started
