B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
65%
65% -- unverified email share for Apollo contact database (2026)
Roughly 65% of contacts in Apollo's database have unverified email addresses per 2026 independent reviews.
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
65%
Unit
Percentage
Data Vintage
2026
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
Independent reviews (cited by Bavlio)
Primary
Tier C
https://bavlio.com/blog/instantly-vs-apollo-2026 ↗
Source Article
Instantly vs Apollo (2026): Cold Email vs Sales Engagement Compared | Bavlio Blog
Primary-source 2026 comparison of Instantly (cold email + warmup network) and Apollo (sales engagement + 275M+ contact database). Apollo's March 2026 AI Assistant launch repositioned the platform as 'first AI-native all-in-one GTM platform,' which makes the choice harder than it used to be. Walks cu…
Original Research
Independent reviews (cited by Bavlio)
· Original study ↗
Methodology
Independent review finding cited by vendor blog
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Apollo contact database: 65% unverified email share. Source: Independent reviews (cited by Bavlio) (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/apollo-unverified-email-65pct-2026
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<blockquote cite="https://lighthousedata.io/data/apollo-unverified-email-65pct-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>65%</strong> -- unverified email share for Apollo contact database<br><small>Source: Independent reviews (cited by Bavlio) (2026) · <a href="https://lighthousedata.io/data/apollo-unverified-email-65pct-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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