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Home / Postmastery Deliverability Benchmark

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Postmastery Deliverability Benchmarks

Compare your email delivery performance with industry benchmarks based on billions of anonymised email transactions.

All the 2026 Email Deliverability Benchmarks

Q1 2026 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (January–March 2026), including the SMTP Message of the Quarter and email industry news.

Will be published shortly

All the 2025 Email Deliverability Benchmarks

Q1 2025 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (January–March 2025), including the SMTP Message of the Quarter and email industry news.

View Q1 2025 Benchmark

Q3 2025 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (July–September 2025), including the SMTP Message of the Quarter and email industry news.

View Q3 2025 Benchmark

Q2 2025 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (April–June 2025), including the SMTP Message of the Quarter and email industry news.

View Q2 2025 Benchmark

Q4 2025 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (October–December 2025), including the SMTP Message of the Quarter and email industry news.

View Q4 2025 Benchmark

All the 2024 Email Deliverability Benchmarks

Q1 2024 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (January–March 2024), including the SMTP Message of the Quarter and email industry news.

Will be re-published shortly

Q3 2024 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (July–September 2024), including the SMTP Message of the Quarter and email industry news.

Will be re-published shortly

Q2 2024 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (April–June 2024), including the SMTP Message of the Quarter and email industry news.

View Q2 2024 Benchmark

Q4 2024 Delivery Benchmark

Quarterly report comparing email delivery performance across major mailbox providers (October–December 2024), including the SMTP Message of the Quarter and email industry news.

Will be re-published shortly

Contact us if you would like greater insights to stay ahead of delivery issues.

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Marketing Marketing

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