Mercury vs Brex
Side-by-side from the Top 11 ranking of The 11 Best Treasury Management Platforms for Startups. Last verified June 3, 2026.
The short answer
Mercury ranks higher on Top 11 (#1 vs #5) for Startup CFOs and founders parking and managing runway. The best all-in-one banking and treasury solution, offering simplicity, security, and competitive yield for early-stage startups.
At a glance
| Mercury | Brex | |
|---|---|---|
| Top 11 rank | #1 / The 11 Best Treasury Management Platforms for Startups | #5 / The 11 Best Treasury Management Platforms for Startups |
| Score (out of 9.4) | 9.2 | 8.4 |
| Best for | Integrated banking and treasury | Existing Brex customers |
| Pricing | Free platform, yield-based fees | Free platform, yield-based fees |
| HQ | San Francisco, USA | San Francisco, USA |
| Founded | 2017 | 2017 |
Mercury
The best all-in-one banking and treasury solution, offering simplicity, security, and competitive yield for early-stage startups.
mercury.comSee full entry in The 11 Best Treasury Management Platforms for Startups
Brex
A convenient treasury option for companies already using Brex for cards and expense management.
brex.comSee full entry in The 11 Best Treasury Management Platforms for Startups
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.