How effective is the Russian T-90 Tank ?

T-90 tank is an upgraded version of the T-72 Platform

The T-90 tank is an upgraded version of the T-72 platform, featuring new systems and features. It is manufactured in several variants, and all powered by a 12-cylinder turbocharged engine, but with varying power outputs. The T-90 has a V-84MS diesel engine that generates up to 840 horsepower, the T-90A is equipped with a V-92 four-stroke engine that provides 1000 horsepower, and the T-90MS features a V-96 diesel engine delivering around 1250 horsepower. These engines enable the tank to reach speeds of 37 mph on roads and 28 mph off-roads.
 
Credit to : Military TV