Email Deliverability
Benchmark
Comprehensive global inbox placement data across major ISPs and industries. Understand how your deliverability compares to industry averages.
Global Inbox Rate
Spam Rate
Block Rate
Inbox Placement by Provider
Average inbox placement rates vary significantly across ISPs. Understanding these differences helps optimize your sending strategy.
| ISP | Inbox Rate | Spam Rate | Block Rate |
|---|---|---|---|
| Gmail | 92.1% | 5.3% | 2.6% |
| Outlook | 85.7% | 9.1% | 5.2% |
| Yahoo | 90.4% | 6.2% | 3.4% |
| ProtonMail | 94.8% | 3.5% | 1.7% |
| Comcast | 83.2% | 10.8% | 6.0% |
| Apple iCloud | 91.6% | 5.7% | 2.7% |
Average Inbox Rates by Industry
Deliverability rates vary significantly across industries due to differing sending patterns and engagement profiles.
| Industry | Average Inbox Rate |
|---|---|
| E-commerce | 86.1% |
| Finance | 91.3% |
| Media | 83.7% |
| SaaS | 89.5% |
| Healthcare | 92.1% |
Improve Your Deliverability
Follow these proven practices to maximize your inbox placement rates.
Authentication First
Ensure SPF, DKIM, and DMARC are properly configured for all sending domains. DMARC p=quarantine or p=reject policies improve deliverability by up to 15%.
Maintain Sender Reputation
Monitor bounce rates, spam complaints, and engagement metrics. Keep bounce rates below 3% and complaint rates below 0.1% to maintain healthy ISP relationships.
Warm Up New IPs
Gradually increase sending volume on new IP addresses. Start with 500-1,000 emails per day and double every 2-3 days to establish positive reputation with ISPs.
Monitor ISP Feedback Loops
Set up FBLs with major ISPs to receive real-time complaint data. Use this feedback to remove inactive subscribers and improve list hygiene.
Download the Full Report
Get the complete deliverability benchmark report with detailed breakdowns by region, industry segment, and email type. Includes historical trends and actionable recommendations.