Choosing the right payment gateway for your Vietnam-facing business is one of the most important technical decisions you'll make. The Vietnamese payment landscape is unlike most other markets — dominated by bank transfers rather than cards, with a unique QR standard (VietQR) and dozens of local banks. This guide compares the main types of payment solutions available to merchants in 2025.
Vietnam's payment market has several distinct segments that serve different needs:
When evaluating payment gateways for Vietnamese payments, focus on these factors:
Settlement time varies dramatically between providers. Some process in real time (under 5 seconds), while others batch payments daily (T+1) or even weekly. For businesses where cash flow matters, real-time settlement is a significant advantage.
Vietnam has 57+ licensed banks. A payment gateway with narrow bank coverage will miss customers whose preferred bank isn't supported. The top providers support all major banks through NAPAS integration. RMPay supports all 57 Vietnamese banks including state-owned, commercial, foreign, and digital banks.
VietQR adoption has grown rapidly since 2022. Any modern Vietnam payment gateway should support dynamic VietQR generation per order. Static QR codes (fixed account, variable amount) are less secure and harder to automate.
For technical integration, API design matters. Look for: RESTful JSON API, webhook support with retry logic, sandbox environment for testing, and clear documentation with code examples.
Traditional Vietnamese financial institutions can take 1-4 weeks to onboard new merchants. Newer payment gateways offer same-day or next-day onboarding. For businesses that need to go live quickly, this is critical.
Watch for hidden fees: setup fees, monthly minimum fees, currency conversion fees, and withdrawal fees. Look for transparent per-transaction pricing with no surprises.
MoMo, ZaloPay, and VNPay are Vietnam's dominant consumer-facing payment apps with tens of millions of users. However, they are primarily designed for retail consumer payments — in-store QR scanning, bill payment, and peer-to-peer transfers. Merchant API integration for programmatic order creation and webhook-based confirmation is limited or complex, and onboarding typically requires Vietnamese business registration and a lengthy approval process.
These solutions are best for: brick-and-mortar businesses, Vietnamese-registered companies with consumer retail focus.
Integrating directly with individual Vietnamese banks (VCB, TCB, MB, etc.) gives maximum control but requires separate agreements with each bank, significantly different APIs per bank, and ongoing maintenance as bank APIs change. This approach is feasible for very large enterprises with dedicated technical teams but is impractical for most online merchants.
Purpose-built merchant payment gateways like RMPay Vietnam payment gateway sit between your platform and Vietnam's banking network. They handle bank monitoring, reference code matching, QR generation, and webhook delivery — abstracting away the complexity of dealing with individual banks.
Stripe, PayPal, and similar international processors support Vietnam to a limited degree, primarily for credit card payments. However, credit cards account for a small fraction of Vietnamese online payments. Bank transfers (the dominant payment method) are not supported by these processors for Vietnam-based recipients. For businesses primarily serving Vietnamese customers, international processors alone are insufficient.
| Feature | RMPay | E-Wallets | Direct Bank | International |
|---|---|---|---|---|
| Real-time settlement | ✓ <5s | Varies | ✗ T+1 | ✗ T+2 |
| 57-bank coverage | ✓ | ✗ Own users | ✗ Per bank | ✗ Limited |
| VietQR support | ✓ Dynamic | Partial | Varies | ✗ |
| REST API + Webhooks | ✓ | Limited | Varies | ✓ |
| Same-day onboarding | ✓ | ✗ Weeks | ✗ Weeks | Days |
| No VN company required | ✓ | ✗ | ✗ | ✓ |
| Transparent fees | ✓ From 1% | Varies | Complex | ✓ |
| Duplicate detection | ✓ Auto | Manual | Manual | Varies |
The right choice depends on your specific situation:
For most online merchants, a B2B payment gateway is the fastest and most practical path to accepting Vietnamese bank payments. The process with RMPay Vietnam payment gateway is:
57 banks, real-time settlement, same-day onboarding. No Vietnamese company required.
Contact Us Today →Related articles:
→ How to Accept Payments from Vietnamese Customers
→ VietQR Payment Integration Guide
→ RMPay Features