In 2024 Gravton Motors Gravton Quanta or Kinetic Green Flex choose which bike is best for you - compare the two electric bikes & scooters on the basis of their price, driving range, battery capacity, charging time, colours and other features. Gravton Motors Gravton Quanta Price starts at Rs. 99,000 (ex-showroom price) whereas the Kinetic Green Flex Price starts at Rs. 1.1 Lakhs (ex-showroom price). The range of Gravton Quanta up to 160-320 km/charge and the Flex has a range of up to 120 km/charge. Gravton Motors offers the Gravton Quanta in 2 colours. Gravton Quanta vs Flex Comparison