they ran a bettery test for 1 hour and extrapolated the result which gave: the X2 should last about 5 hours and 20 minutes on a charge and one important thing

they ran a bettery test for 1 hour and extrapolated the result which gave: the X2 should last about 5 hours and 20 minutes on a charge and one important thing in the next line: and 5:39 for the average smartphone. So it's pretty much in line with what the parent posted...