Capacity
battery capacity in mAh. This indicates the physical capability of your battery to store charge in it. If we don't take into account software optimisation, and a few other factors, the with capacity the bigger the better.
Removable
if it can be taken out without expert help. Removable batteries which used to be a standard a few years ago has now become rare. The ability to remove the battery provides the unique opportunity to keep two batteries and keep them both charged which make sure that you are never out of battery.
Fast charging available
Availability of high wattage charging for high intensity charging. This type of charging facilitated faster charging times and lesser time plugged to the wall.
Wireless charging available
Available of wireless charging technology.Wireless charging provides a very convenient way of charging the smartphone without connecting any wires
Wireless charging type
Wireless charging standard supported. The wireless charging standards range from Qi charging to more induction based wireless charging standards. Wireless charging provides a very convenient way of charging the smartphone without connecting any wires.
Type
battery technology
Talk time
18.60 hours
the average is 13 h (801 min)
the duration for which the battery will last on talking on the phone
Stand-by time
19.2 days (460 hours)
the average is 17 days (404 h)
the duration for which the battery will last on standby
Talk time (3G)
10.80 hours
the average is 15 h (906 min)
the duration for which the battery will last on talking on the phone at 3G standard
Stand-by time (3G)
19.2 days (460 hours)
the average is 24 days (579 h)
the duration for which the battery will last on standby with 3G data turned on
Video playback
the duration for which the battery will last on HD video playback
Music playback
the duration for which the battery will last on MP3 audio playback