G2 Vendor Directory

NMI Gateway vs. Usio

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

MetricNMI Gateway

by NMI

Usio

by Usio

Overall rating4.65.0
Review count10824
Ease of use9.59.8
Ease of setup9.49.8
Quality of support9.39.9
Meets requirements9.59.7
NPS81.308411100
Small Business87.9%54.2%
Mid-Market11.2%41.7%
Enterprise0.9%4.2%
Total page views492550
Total LLM citations4,101509

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

Usio

Usio is the payments powerhouse built for organizations that demand more than generic processing. While others try to be everything to everyone, Usio specializes in one thing exceptionally well: powering secure, scalable payment ecosystems for ISVs, SaaS platforms, lenders, healthcare, finance, government, utilities, legal, insurance, fitness, non-profits, associations, and many other organizations that cannot afford friction. This is not patchwork fintech.

Pros

  • Customer Support
  • Features
  • Setup Ease
  • Integrations
  • Helpful
  • Solutions Development