G2 Vendor Directory

TSYS vs. NMI Gateway

A side-by-side comparison based on G2 review data.

MetricTSYS

by FIS Global

NMI Gateway

by NMI

Overall rating4.34.6
Review count25108
Ease of use9.19.5
Ease of setup7.49.4
Quality of support9.39.3
Meets requirements9.19.5
NPS6581.308411
Small Business16.0%87.9%
Mid-Market24.0%11.2%
Enterprise60.0%0.9%
Total page views255492
Total LLM citations4094,101

TSYS

Credit card processing company.

Pros

    NMI Gateway

    NMI Gateway is a white-label, omnichannel payment platform built for software providers, ISOs, and financial institutions that want to deliver secure, scalable, and customizable payment acceptance to their merchants and clients. NMI Gateway supports multi-channel commerce—including online, in-store, mobile, and unattended environments—while integrating with a broad ecosystem of processors, shopping carts, and business platforms. NMI does not sell directly to merchants. Instead, it powers over 4,000 partners who serve more than 1 million merchants worldwide.

    Pros

    • Ease of Use
    • Customer Support
    • Security
    • User Interface
    • Features
    • Setup Ease