How long will the Galaxy S7 & S7 Edge take to complete full charging?
The Galaxy S7 series have larger battery capacity than previous device Galaxy S6 and supports a feature which enables you to charge much faster than any other Samsung previous device.
Usually, Galaxy S7 flat with 3000mAh capacity battery takes 90 minutes to fully charge from 0% when using wired fast charger and takes 140 minutes when using the wireless charger.
Galaxy S7 Flat
And, Galaxy S7 edge with 3600mAh capacity battery takes 100 minutes to fully charge from 0% when using wired fast charger and takes 160 minutes when using the wireless charger.
Galaxy S7 edge
But the actual charging time may vary depending on the charging conditions and the device state. To achieve optimum performance, it must be charged by dedicated Samsung Charger.