Should you buy Sonalika GT 20 or Captain 250 DI 4WD? Find out the best tractor for your requirements based on price, engine power, transmission, features and other specifications. The Sonalika GT 20 is a 20 HP tractor, whereas Captain 250 DI 4WD is a 25 HP tractor. The Sonalika GT 20 price is INR 360,000 , whereas the Captain 250 DI 4WD price is INR 450,000.