B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
7%
7% -- conversion loss per second load time for E-commerce sites (2025)
Every additional second of loading time potentially reduces conversions by 7% to 10% on e-commerce sites.
- Stated as potentially reducing conversions
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
7%
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.
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
50
Methodology
45
Freshness
95
Sources (2)
kat-artizo.com
Primary
Tier C
https://kat-artizo.com/ecommerce-conversion-rate-guide/ ↗
Source Article
E-commerce Conversion Rates in 2025: What's Good? [+ Tips] - Katartizo
Is my e-commerce conversion rate normal? Should it be higher? These questions keep e-commerce business owners and digital marketers awake at night, and for good reason. Your conversion rate for e-commerce sites directly reflects how well your website transforms casual browsers into paying customers,…
Also cited by
2026-09-20
Original Research
kat-artizo.com
· Original study ↗
Methodology
Range 7-10% reduction in conversions per additional second of load time; midpoint extracted
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
E-commerce sites: 7% conversion loss per second load time. Source: kat-artizo.com (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/load-speed-conversion-drop-7-10
HTML Embed
<blockquote cite="https://lighthousedata.io/data/load-speed-conversion-drop-7-10" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>7%</strong> -- conversion loss per second load time for E-commerce sites<br><small>Source: kat-artizo.com (2025) · <a href="https://lighthousedata.io/data/load-speed-conversion-drop-7-10" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.