Phone Charging Time Calculator
⚡ Phone Charging Time Calculator
Estimate how long your phone will take to charge — from its battery size, your charger’s wattage, and the charge levels you pick.
Please make sure the target charge is higher than the current charge.
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Estimated time
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To reach 80%
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Energy added
💡 Good to know
Estimates only — not lab measurements. Real charging time varies with your phone model, cable quality, temperature and background usage. The estimate assumes typical charging behaviour: full speed up to about 80%, then a slower “taper” phase to protect the battery.
🔧 More free tools: Battery Life & SOT Estimator · Storage Space Calculator