B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
55%
55% -- mobile share of email opens for email opens globally (2025)
Over 55% of emails are opened on mobile devices.
- Secondhand citation from Litmus State of Email 2025
- Source states 'over 55%'
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
55%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Litmus
Primary
Tier C
https://alpacarelay.com/checklists/saas-and-software-email-checklist ↗
Source Article
Email Email Checklist (2026) | AlpacaRelay
- Checklists
- Email Email
Pre-Send Checklist
Email Email Checklist: Pre-Send Quality Assurance
28 checks across the 8-Dimension Email Quality Framework — each with a revenue impact estimate. Skipping these checks costs the average sender ~$2,000-4,000/month in lost revenue. Run through this before …
Original Research
Litmus
· Original study ↗
Methodology
Cited to Litmus State of Email 2025; source states 'over 55% of emails open on mobile devices'. Value cited secondhand by vendor blog.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
email opens globally: 55% mobile share of email opens. Source: Litmus (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/mobile-email-open-share-litmus-2025
HTML Embed
<blockquote cite="https://lighthousedata.io/data/mobile-email-open-share-litmus-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>55%</strong> -- mobile share of email opens for email opens globally<br><small>Source: Litmus (2025) · <a href="https://lighthousedata.io/data/mobile-email-open-share-litmus-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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