B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
71%
71% -- form completion rate for autofill users vs manual typers (2026)
Zuko Analytics tracked 215 forms and found that autofill users had a form completion rate of 71% compared to 59% for manual typers.
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Lighthouse Research Team
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Evidence graded
Value
71%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
215
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Zuko Analytics
Primary
Tier B
https://kirro.io/form-design ↗
Source Article
Form design: 9 rules backed by UX research (2026)
Good form design is the difference between a 25% conversion rate and a 5% one. That’s not a guess. HubSpot’s analysis of 40,000+ landing pages found that forms with three fields hit 25% conversion. Add a couple more? Sharp drop. And 81% of people have abandoned a web form at least once, with two-thi…
Original Research
Zuko Analytics
· Original study ↗
Methodology
Zuko Analytics form tracking
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
autofill users vs manual typers: 71% form completion rate. Source: Zuko Analytics (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/autofill-completion-71-vs-59
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<blockquote cite="https://lighthousedata.io/data/autofill-completion-71-vs-59" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>71%</strong> -- form completion rate for autofill users vs manual typers<br><small>Source: Zuko Analytics (2026) · <a href="https://lighthousedata.io/data/autofill-completion-71-vs-59" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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