Core Web Vitals Calculator — calculate core web vitals for tech projects. Formula, specs, and practical notes.
CVR improvement estimate = Load time reduction (seconds) × CVR impact per second (2–7%)
Revenue uplift = Monthly sessions × CVR improvement × AOV
Worked example: 80,000 monthly sessions. Current load time 4.2 seconds. Target 2.5 seconds. Reduction 1.7 seconds. Estimated CVR improvement at 3% per second: 5.1%. Current CVR 2.5%. Improved CVR 2.6275%. Revenue uplift = 80,000 × 0.001275 × 65 = 6,630/month additional revenue from speed improvement alone.