Both the Dualtron Storm and the Dualtron Ultra II are high-end electric scooters manufactured by Minimotors, a leading Korean brand in the electric scooter industry. While they share some similarities, they also have some notable differences. Here's a breakdown of the key features and specifications of each scooter:

1. Motor and Speed: The Dualtron Storm is powered by dual 3,600W motors, while the Dualtron Ultra II has dual 3,000W motors. The Storm has a maximum speed of 62 mph, whereas the Ultra II has a top speed of 50 mph.

2. Battery: The Dualtron Storm has a massive 72V 31.5Ah battery, which provides a range of up to 80 miles on a single charge. The Dualtron Ultra II, on the other hand, has a 60V 35Ah battery that provides a range of up to 75 miles.

3. Weight and Portability: The Dualtron Storm weighs 97 lbs, which makes it heavier and less portable than the Ultra II, which weighs 77 lbs. Both scooters can be folded for easier storage and transportation.

4. Suspension and Tires: The Dualtron Storm has a more advanced suspension system, with front and rear adjustable hydraulic suspension, whereas the Ultra II has front and rear adjustable air suspension. The Storm also comes with larger 11-inch tires, compared to the Ultra II's 10-inch tires.

In summary, the Dualtron Storm is a more powerful and long-range electric scooter with advanced hydraulic suspension and larger tires, while the Dualtron Ultra II is slightly more portable and affordable, with a top speed of 50 mph and a range of up to 75 miles. The choice between the two ultimately depends on your specific needs and preferences.