Email Bounce Rate Calculator
Computes bounce rate from total sent and bounced counts. Flags whether you're in healthy territory (<2%), watch zone (2-3%), or sender-reputation-damage zone (>5%).
Total bounces ÷ total sent = bounce rate %. Compares to 2026 B2B benchmarks and shows the implications for sender reputation.
After every bulk send to verify list quality. When deliverability drops and bounces are suspected.
FAQ
What's a healthy B2B bounce rate?+
Under 1% excellent, 1-2% healthy, 2-3% watch, 3-5% problem, above 5% triggers reputation damage.
Hard vs soft bounce?+
Hard = permanent (invalid address); remove immediately. Soft = temporary (mailbox full); retried automatically.
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Articles, glossary entries, and other tools on the same topic.
You ran the math. Outsolvi makes it real.
Calculators tell you what the number should be. Outsolvi tells you what your number actually is — confidence-scored opens, real reply sentiment, live deal-level signal across Outlook and Gmail. From $7/user/mo yearly, 14-day free trial.
See it on your own inboxNate built Outsolvi after watching every email-tracking tool he had ever used lie to him about opens. Outsolvi runs Tier 1 to 5 confidence scoring on every open, native in Outlook and Gmail, so the number on the dashboard is one a rep can actually act on.
We update these pages when the underlying mechanics change — new mailbox-provider rules, new tracker behavior, new measurement gaps. The dates above are real revisions, not auto-touches.