SoftwareGlimpse

Brevo vs Customer.io

Compare Brevo and Customer.io on features, pricing, and buyer fit using the same researched criteria.

Independently recommendedLast updated Aug 18, 20265 evidence sourcesHow we compare
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Brevo logo

Brevo

7.5/10

Multi-channel email marketing with send-based pricing, a generous free plan, and CRM-lite tools — formerly Sendinblue.

Best for

  • • SMBs wanting send-based email pricing with a generous free plan
  • • EU/SMB buyers comparing multi-channel email + SMS/chat stacks
  • • Teams with large contact databases but moderate monthly send volume

Starting from $9.00/user/mo

Free plan available

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VS

Our verdict

Our verdict

No universal winner

There is no universal winner between Brevo and Customer.io. Choose Brevo when SMBs wanting send-based email pricing with a generous free plan. Choose Customer.io when Product-led teams sending event-driven multi-channel messages. Criterion scores come from approved SoftwareGlimpse editorial assessments and first-party research — not hands-on lab testing.

Brevo is better for

  • ✓ Landing pages

Customer.io is better for

  • ✓ Automation
  • ✓ Segmentation
  • ✓ Integrations

Tie

  • • Templates
  • • Analytics
  • • AI features

Choose Brevo if: SMBs wanting send-based email pricing with a generous free plan

Choose Customer.io if: Product-led teams sending event-driven multi-channel messages

See detailed comparison ↓
Customer.io logo

Customer.io

7.1/10

Product-led event-driven messaging across email, push, SMS, and in-app — MAP-adjacent to classic ESPs.

Best for

  • • Product-led teams sending event-driven multi-channel messages
  • • SaaS/apps needing behavioral onboarding and lifecycle messaging
  • • Teams comparing Braze-class engagement with a mid-market entry

Starting from $100.00/user/mo

No free plan

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Comparison scorecard

Criterion-by-criterion results for Brevo and Customer.io. Numeric bars appear only when both products have approved scores.

  • Starting pricing

    Published floor price and what that floor actually includes.

    Depends

    Brevo researched starting price from $9/mo; a free plan is researched; Customer.io researched starting price from $100/mo. Contact-based packaging can change the real TCO.

    BrevoDepends
    Customer.ioDepends

  • Contact / subscriber limits

    How contact or subscriber caps affect plan cost.

    Depends

    Contact and profile limits for Brevo and Customer.io should be confirmed on live vendor pricing — current research records plan models, not a universal cheaper winner.

    BrevoDepends
    Customer.ioDepends

  • Email send limits

    Monthly send caps and overage behavior.

    Depends

    Email send limits depend on plan rungs for Brevo and Customer.io. Confirm current send and automation caps before purchase.

    BrevoDepends
    Customer.ioDepends

  • Automation

    Journey, drip, and workflow automation depth.

    Customer.io

    Customer.io leads on automation (8/10 vs 9/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.

    Brevo8/10
    Customer.io9/10

  • Templates

    Email template quality and starting points.

    Tie

    Brevo and Customer.io are close on templates (7/10 vs 7/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.

    BrevoTie
    Customer.ioTie

  • Segmentation

    Audience, behavior, and list segmentation depth.

    Customer.io

    Customer.io leads on segmentation (7/10 vs 8/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.

    Brevo7/10
    Customer.io8/10

  • Landing pages

    Native landing-page or form builders.

    Brevo

    Stronger landing pages availability

    BrevoStronger
    Customer.ioWeaker

  • Analytics

    Campaign, conversation, or workforce reporting depth.

    Tie

    Brevo and Customer.io are close on analytics (7/10 vs 7/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.

    Brevo7/10
    Customer.io7/10

  • Integrations

    Important third-party integrations.

    Customer.io

    Customer.io leads on integrations (7/10 vs 8/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.

    Brevo7/10
    Customer.io8/10

  • AI features

    Useful AI for the primary job — not marketing fluff.

    Tie

    Brevo and Customer.io are close on ai features (7/10 vs 7/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.

    Brevo7/10
    Customer.io7/10

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Affiliate disclosure: some links may be affiliate links. We may earn a commission at no extra cost to you. Rankings and scores are never based on commission. Full disclosure

Methodology disclosure: scores and recommendations follow SoftwareGlimpse evaluation criteria (version 1.0.0). Affiliate relationships do not determine rankings.

How we recommend: product claims are tied to recorded research where available.

AI-assisted disclosure: drafts may be AI-assisted from approved facts and assessments. Humans approve publishable editorial judgments. AI does not invent live prices or claim hands-on testing.