What is the differnece between the variants?

Magnus 60 variant has a motor power of 250 W, takes 8 - 10 Hours to get fully charged, has a top speed of 25kmph and offers a range of 45 - 50 km/Charge. Whereas Magnus EX variant has a motor power of 1200 W, takes 6-7 hours to get fully charged, has a top speed of 50 kmph and offers a range of 121 km/charge. On the other hand, Magnus Pro variant has a motor power of 1200 W, takes 5 - 6 Hours to get fully charged, has a top speed of 55 kmph and offers a range of 75±5 km/charge.