Here is a comparative table between Hover Camera Passport from Zero Zero Robotics and X4 Air FPV (H501S) from Hubsan. Hover Camera Passport reaches a maximum speed lower than that of X4 Air FPV (H501S). X4 Air FPV (H501S) has a maximum autonomy time higher than that of Hover Camera Passport. Hover Camera Passport is priced higher than X4 Air FPV (H501S). The Hover Camera Passport battery has a capacity lower than that of X4 Air FPV (H501S). The volume of the second product (X4 Air FPV (H501S)) is greater than that of the first. X4 Air FPV (H501S) is heavier than Hover Camera Passport. Below we find more information on various aspects between Hover Camera Passport and X4 Air FPV (H501S). Published data is always indicative and may contain errors or be subject to change. Always check official sources.