Lot of wi-fi (only 10 min of 3G), auto brightness, Powe Saving Mode on, Greenify (with Xposed module), lot of TapaTalk, lot of browsing, some Whatsapp, no calls, no games, no YouTube, airplain mode on night.
I "take care" of battery, I try to don't get it too hot (<32/33° C) and under 20% or...