The True Cost of a Slow Site
Every extra second of loading reduces conversion by 7% (Google). An e-commerce making 50k€/month with 5s load time could be losing 10-15k€/month just from speed. With optimization (CDN, caching, images, code), you can reduce load time to 1-2s and recover that revenue.
- Identify real loss from speed
- Calculate optimization ROI
- Improve conversion up to 20-30%
- Reduce bounce rate significantly
- Improve SEO and Google ranking
- Typical investment recovered in 1-3 months
Your e-commerce monthly revenue
Number of unique monthly visitors
Average load time of your current site
Load time after optimization (typical 1-2s)
% of conversion lost per extra second (typical 7%)
Your Speed Loss
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Disclaimer: Important Legal Notice
This calculator uses industry average data (Google/Amazon studies). Real results vary by sector, product, devices, and multiple factors. Speed optimization doesn't guarantee conversions but is a proven critical factor. Consult web performance experts before investments.