What does it mean that the Blackbird has the 750 Watt Cassette Version?
A cassette is the type of gears installed on the motor. It is a bit more expensive but is a higher quality type of freewheeling mechanism and gearset.
What makes the suspension better?
Vastly superior air fork with adjustable compression, damping, travel, etc.
How do the brakes compare?
Many other ebikes on the market use a mechanical brake. We use a hydraulic brake setup with larger rotors and 4 pistons.
In short, this means you could stop the brake with a single finger - Imagine power brakes in a new car vs manual brakes in an older classic car, and less adjustment required.