Because this is a manual friction bike, the flywheel is relatively light compared to a $1,000 Peloton. This means there is less "momentum." When you stop pedaling hard, the wheel slows down fast. This is actually great for interval training (HIIT) because you feel every second of rest. However, it does not simulate the "road feel" of a heavy studio bike. You have to pedal smoothly; mashing the pedals creates a jerky motion.
: Use a mat beneath the bike to protect floors from the "black dust" that can occasionally shed from the drive belt over time. Bionix Prime Fit Exercise Bike Manual
Even the best equipment encounters issues. Here are fixes from the official Bionix Prime Fit manual. Because this is a manual friction bike, the
: Connect the sensor wires coming from the frame to the wires on the back of the console before bolting it to the handlebar mast. 2. Console Functions & Modes However, it does not simulate the "road feel"