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Horizon Fitness M4 exercise bike

This is an indoor cycle.


The Horizon Fitness M4 is part of the Exercise bike test program at Consumer Reports. In our lab tests, Exercise bike models like the M4 are rated on multiple criteria, such as those listed below.

Ergonomics: Assesses pedal design, configuration and adjustability of the seat and handlebars, and potential interference of riding positions and motion from the bike itself.

Exercise range: Evaluates the bike's ability to provide various workout intensity for users of different fitness levels.

Ease of use: Assesses display clarity, ease of console operation, function and adjustment of the resistance level.


Cup holder Cup holder The number of cup holders available.
Reading shelf Reading shelf Whether or not a shelf is provided to support reading materials.
Resistance type Resistance type The method of generating resistance to motion.
Exercise DVDs Exercise DVDs Whether or not exercise DVDs are included.
Warranty -- frame Warranty -- frame Duration of the manufacturer's stated warranty for coverage of frame.
10 yr
Warranty -- parts Warranty -- parts Duration of the manufacturer's stated warranty for coverage of parts.
1 yr
Warranty -- labor Warranty -- labor Duration for the manufacturer's stated warranty for providing repairs.
1 yr


Weight (lbs.) Weight The gross shipping weight of the bike including packaging materials.
Weight capacity (lbs.) Weight capacity Manufacturer specified maximum user weight.