Royal Enfield Price in BD | Royal Enfield. Royal Enfield Price in Bangladesh. Royal Enfield Roadster 650 Bullet Bike Price in Bangladesh. The Royal Enfield Roadster 650 is powered by the same 648cc parallel-twin air-cooled engine with an oil cooler as the Interceptor 650 and the Continental GT 650. Expect the same output figures in the cruiser, 47.6PS and 52Nm. Its Price in India is RS- 2.75 lakh.