A vehicle includes: a vehicle body frame; a drive unit provided on the vehicle body frame and movable on a floor surface; a seat disposed above the vehicle body frame to support buttocks of a user; a lift unit provided between the vehicle body frame and the seat to raise and lower the seat between a low position and a high position; and at least one support member extending downward from the seat and provided, at a lower portion thereof, with a footrest for supporting soles of the user. The support member is provided to be displaceable vertically relative to the seat, and the support member is displaced such that a distance between the seat and the footrest when the seat is in the high position is greater than a distance between the seat and the footrest when the seat is in the low position.