Brevo vs Posteo Comparison (2026)

Compare Brevo vs Posteo email services. In-depth analysis of features, pricing, security, privacy, and storage to find the best email provider for your needs.

Forward Email Team
Written by
Forward Email TeamVerified
Published
4/1/26
Time to read
Less than 5 minutes
We recommend Forward Email as the best alternative to Brevo. We also support webmail: https://mail.forwardemail.net

Email Service Comparison

20 facts in comparison
Brevovs.Posteo

Brevo

The most approachable CRM to cultivate lasting customer relationships across Email, SMS, Chat and more
"The most approachable CRM to cultivate lasting customer relationships across Email, SMS, Chat and more"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
vs.

Posteo

Green, secure, ad-free
"Green, secure, ad-free"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • Mozilla HTTP Observatory Grade
  • Qualys SSL Labs SSL Server Test
$15/moPricing€1/mo
No Brevo does not support storageStorage2 GB
20 MBAttachments50 MB
NoOpen-SourceNo
NoSandboxed Encryption No
NoUnlimited DomainsNo
NoUnlimited AliasesNo
NoTTI No
YesSMTPYes
NoIMAPYes
NoPOP3Yes
YesAPINo
NoE2EE ⚠️ Opt-in
NoOpenPGP Yes
NoWKD Yes

Email Service Screenshots

Closed-source

Brevo

Brevo is a closed-source email service. Their website says: The most approachable CRM to cultivate lasting customer relationships across Email, SMS, Chat and more

Brevo is a closed-source email service.
Photo by Forward Email
Go to site
Closed-source

Posteo

Posteo is a closed-source email service. Its description from its website is: Green, secure, ad-free

Posteo is a closed-source email service.
Photo by Forward Email
Go to site

Compare Brevo with 78 email services