Brex vs Mercury.
Brex (B70/100) and Mercury (M70/100), scored on the same six pillars and compared row-by-row. Every cell is sourced from licence registers and live pricing pages, not opinion. Mercury leads Brex 3-1.
| B Brex №31 · FDIC 70 /100 | M Mercury №29 · FDIC 70 /100 | |
|---|---|---|
| Score | ||
| Composite score Out of 100 | 70 /100 | 71 /100 |
| Fees | ||
| Monthly fee Cheapest paid tier (€0 if free) | €0 Free tier | €0 Free tier |
| FX markup Debit card abroad | Interbank | 1.00% |
| Free FX / month EUR equivalent | €0 | €0 |
| Free ATM Before fee kicks in | — | — |
| Protection | ||
| Banking licence Tier | Partner-bank FDIC | Partner-bank FDIC |
| Deposit guarantee Per depositor | $250,000 US.FDIC | $250,000 US.FDIC |
| Reach | ||
| Markets served Licensed jurisdictions | 1 country | 1 country |
| Crypto Coins available | No | No |
| Stocks & ETFs Self-directed | Yes | Yes |
| UX | ||
| Trustpilot Customer score | — | 4.4 ★ 1k reviews |
| App store iOS + Android avg | 4.5 ★ iOS 4.6 · And 4.4 | 4.6 ★ iOS 4.7 · And 4.5 |
| Read review → | Read review → | |
Pick Brex if…
SMB-business neobank built around corporate cards + spend management. Brex Cash uses partner-bank sweep (Choice Financial + Lead Bank + Citi) for FDIC pass-through up to $6M+. Y Combinator alumni; ~$12B valuation. The default for VC-backed US startups.
Pick Mercury if…
Pick if you run a US LLC or C-Corp and want $5M sweep FDIC coverage. Personal accounts not supported.
- Best for fees Brex won 1 of 4
- Best for protection Tied
- Best for reach Tied
- Best for ux Mercury won 2 of 2
Brex vs Mercury — FAQ
Quick answers to the four questions the search-bar asks most about a head-to-head.
Is Brex better than Mercury?
Under our v3 methodology, Mercury leads Brex 3–1 across 12 dimensions. Composite scores: Brex 70/100 vs Mercury 70/100. Mercury is stronger overall, but the right pick depends on which row matters most to you — fees, protection, reach, or app quality.
Is Brex or Mercury cheaper?
Monthly fee — Brex: €0; Mercury: €0. Card FX markup — Brex: Interbank; Mercury: 1.00%. Brex wins more fee rows (1 of 4). See the Fees section of the matrix above for ATM caps and the rest.
Which is safer for deposits, Brex or Mercury?
Brex holds a Partner-bank licence under FDIC; deposit guarantee per depositor: $250,000. Mercury holds a Partner-bank licence under FDIC; deposit guarantee per depositor: $250,000. Both score equally on regulatory protection rows.
Where can I use Brex and Mercury?
Brex operates in 1 country; Mercury operates in 1 country. Check each provider's signup page for the live country list — eligibility depends on residency, not just the licence footprint.
Want a 3- or 4-way comparison?
The dynamic compare picker handles up to four banks. Add this pair plus one or two more and we'll resolve every row.