I recently bought a Panasonic 1 ton 5 star(they havea 1.5 for the same) from amazon for my room (13 x 11) and that uses around 3-4 kWH at 22° for 7-9 hrs everyday...
Im from Hyderabad and temps have gone around 40-43 in the last few weeks...
https://amzn.in/d/5irv93e
