Where are you primarily going to use the scooter. Typically indoors a 3 wheel is better, outside a 4 wheel is better

Battery size. Larger batteries means more capacity. Using outdoors or a theme park needs more battery power

Battery Type. Conventional Agm batteries are heavier and have a shorter life span. Lithium last longer and are lighter

Scooter Type. Fit your activities to the type of scooter. Options are Folding, Travel, Mid Size and Full Size

Warranty/ Parts availability. Choose a scooter from a well known brand. Inexpensive scooters seem like a good idea until parts and service is necessary. Most times, the parts for inexpensive scooters are hard to find if at all