B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Current

1.1%

1.1% -- email bounce rate for US and UK B2B cold email prospects receiving value-first hook with vertical-specific proof (2026)

Name: Email Bounce Rate Statistics
Creator: Lighthouse Intelligence
Published: 2026-09-06

2026 · n=15,000 · Unkoa

Bounce rates dropped to 1.1% across 15,000 prospects in the US and UK receiving a value-first hook with vertical-specific proof in a B2B cold email campaign.

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Attribution: Unkoa View source

Lighthouse Research Team

Last verified: 2026-09-06 · How we verify data →

Source verified Evidence graded

Value

1.1%

Unit

Percentage

Data Vintage

2026

Entity

US and UK B2B cold email prospects receiving value-first hook with vertical-specific proof

Sample Size

15,000

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

Unkoa Primary Tier C

https://ascendlymarketing.com/cold-email-template-b-2-b/ ↗

Confidence: 48/100 Vintage: 2026 Channel: Common Crawl

Source Article

7 Cold Email Template B2B Examples for 2026

Original Research

Unkoa · Original study ↗

Methodology

Same Unkoa campaign across 15,000 prospects in US and UK

Methodology documented

Segmentation

Industrymarketing

Cite this stat

Plain Text

US and UK B2B cold email prospects receiving value-first hook with vertical-specific proof: 1.1% email bounce rate. Source: Unkoa (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/unkoa-b2b-cold-email-bounce-rate

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<blockquote cite="https://lighthousedata.io/data/unkoa-b2b-cold-email-bounce-rate" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1.1%</strong> -- email bounce rate for US and UK B2B cold email prospects receiving value-first hook with vertical-specific proof<br><small>Source: Unkoa (2026) · <a href="https://lighthousedata.io/data/unkoa-b2b-cold-email-bounce-rate" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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