Mailjet vs ZeroBounce
Mailjet vs ZeroBounce, compared side by side on 18 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Mailjet is on 54/100 and ZeroBounce on 57/100.
Where each one leads
Mailjet
Leads on none of the measures we hold for both companies.
ZeroBounce
- our overall score: 57/100 against 54/100
- agent readiness: 59/100 against 39/100
- funding raised: $63.0M against $16.7M
At a glance
| Measure | Mailjet | ZeroBounce |
|---|---|---|
| What it is | All-in-one email platform for designing, sending, and tracking marketing and transactional emails. | ZeroBounce is an email validation and deliverability platform that helps businesses improve email deliverability and sender reputation. |
| Category | Email Marketing, Email API, Marketing Software, SaaS | Data Management, Marketing Technology, Email Validation, Email Deliverability |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Platform |
| Founded | 2010 | 2014 |
| Headquarters | Paris, France | Santa Barbara, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Mailjet | ZeroBounce |
|---|---|---|
| Employees | 48 | Not published |
| Total funding | $16.7M | $63.0M |
| Latest round | Series B | Series B |
| Valuation | Not published | $1.1B |
| LinkedIn followers | 7,345 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Mailjet | ZeroBounce |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 54/100 | 57/100 |
| Traction | 53/100 | 39/100 |
| Team | 70/100 | 30/100 |
| Community | 8/100 | Not published |
| Search visibility | 32/100 | 2/100 |
| Quality | 58/100 | 78/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (39/100) | D (59/100) |
| Domain ratingLink authority, 0-100 | 85/100 | 79/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Mailjet | ZeroBounce |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| CMS | WordPress | Not detected |
| Frameworks | Jquery, Tailwind CSS, Bootstrap | Next.js |
| Support stack | Not detected | Zendesk, HubSpot |
Mailjet vs ZeroBounce: common questions
Which is better, Mailjet or ZeroBounce?
On our 0-100 score ZeroBounce rates higher (57/100 against 54/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 18 data points above: read the rows that match what you are buying for.
How do Mailjet and ZeroBounce compare on the numbers?
ZeroBounce leads on our overall score (57/100 against 54/100), agent readiness (59/100 against 39/100), funding raised ($63.0M against $16.7M).
Read the full Mailjet review and pricing or the ZeroBounce review and pricing. You can also browse other Mailjet alternatives we track.

