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

42%

42% -- share deleting emails not mobile optimized for Mobile email recipients (2023)

Name: Share Deleting Emails Not Mobile Optimized Statistics
Creator: Lighthouse Intelligence
Published: 2026-09-14

2023 · Heyloyalty

Around 42% of recipients delete emails that are not optimized for mobile devices.

Approximation ('omkring')
Underlying primary source not specified

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Attribution: Heyloyalty View source

Lighthouse Research Team

Last verified: 2026-09-14 · How we verify data →

Source verified Evidence graded

Value

42%

Unit

Percentage

Data Vintage

2023

Entity

Mobile email recipients

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

Heyloyalty Primary Tier A

https://heyloyalty.com/5-raad-til-e-mailindhold-i-2023/ ↗

Confidence: 56/100 Vintage: 2023 Channel: Deep Crawl

Source Article

5 effektive råd til at få succes med dit e-mailindhold i 2023 - Heyloyalty

Skal 2023 være året, hvor dine e-mails når nye højder? Vi er vilde med e-mails – ikke bare hos Heyloyalty, men på verdensplan generelt. Vi er endda så glade for at modtage indhold, at næsten 58 % af os tjekker vores e-mails som det første, når vi vågner op. Der er altså ingen tvivl om, at e-mails er…

Original Research

Heyloyalty · Original study ↗

Methodology

Reported as 'omkring 42 %' (about 42%) deleting emails that are not optimized for mobile; approximate figure, underlying study not cited.

Methodology documented

Segmentation

Industrymarketing

Cite this stat

Plain Text

Mobile email recipients: 42% share deleting emails not mobile optimized. Source: Heyloyalty (2023). Via Lighthouse Intelligence -- https://lighthousedata.io/data/delete-non-mobile-optimized-emails-42-pct

HTML Embed

<blockquote cite="https://lighthousedata.io/data/delete-non-mobile-optimized-emails-42-pct" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>42%</strong> -- share deleting emails not mobile optimized for Mobile email recipients<br><small>Source: Heyloyalty (2023) · <a href="https://lighthousedata.io/data/delete-non-mobile-optimized-emails-42-pct" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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