Brex vs Mercury
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both Brex and Mercury are credible expense management tools, and the right pick comes down to your priorities.
Brex — Spend management for scaling companies.
Choose Mercury if you'd rather have a higher overall rating (4.7/5). Banking built for startups.
Brex vs Mercury: side by side
| Dimension | Brex | Mercury |
|---|---|---|
| Starting price | Free – $12/user/mo | Free |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Free |
| Best for | Startups | Startups |
| Platforms | Web, Ios, Android | Web, Ios, Android |
| Rating | 4.5/5 | 4.7/5Winner |
Brex key facts
- Vendor
- Brex
- Pricing
- Freemium — Free – $12/user/mo
- Free tier
- Yes
- Platforms
- Web, Ios, Android
- Best for
- Startups
- Editor rating
- 4.5 / 5
- Founded
- 2017
- Headquarters
- San Francisco, CA, USA
Mercury key facts
- Vendor
- Mercury
- Pricing
- Free — Free
- Free tier
- Yes
- Platforms
- Web, Ios, Android
- Best for
- Startups
- Editor rating
- 4.7 / 5
- Founded
- 2017
- Headquarters
- San Francisco, CA, USA
Frequently asked questions
Is Brex better than Mercury?
Neither is universally better — Mercury edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is Brex or Mercury cheaper?
Brex is the more affordable of the two to get started, at free – $12/user/mo. Brex starts at free – $12/user/mo; Mercury starts at free.
Can Brex replace Mercury?
Yes for most teams — both are expense management tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.