The Keiser M3i is a high-quality magnetic resistance exercise bike. It is sturdy, will fit any size user and has a smooth performance.
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Pro Easily adjustable to any size user
Seat and handlebars can be moved up, down, or horizontally to adjust them for your needs. Users from 4’0’’ to 6’5’’ have reported that they have no problem adjusting the bike for their comfort, with room to spare for taller or shorter people.
Pro Very quiet
The sound of heavy breathing during your workout will be louder than any noise that this bike makes.
Pro Great build quality
This bike is rust-resistant and made out of stainless steel. The flywheel is mounted on the rear to protect it from drops of sweat.
Pro High variety of resistance levels
The magnetic resistance on this bike offers 24 gears, giving you a lot of options for customizing the intensity of your workout.
Pro Requires very little maintenance
There’s no wear and tear on the magnets inside the flywheel and according to Keiser, the belt-drive requires no maintenance at all. You might have to tighten up a bolt or screw from time to time, but other than that, this bike doesn’t require any maintenance.
Pro The bike is very stable
The Keiser M3i weighs 140 lbs, which makes it stable. There won't be any wobbling while you are doing your exercise.
Pro Smooth performance
This bike uses magnetic resistance, which means there’s no friction between moving parts. This gives the bike a very smooth performance.
Con Not all assembly tools are included
To assemble this bike you’ll need a torque wrench, crowfoot, regular wrenches, and a screwdriver. If you do not own these tools, you’ll need to buy them or borrow from a friend.
Con No preset programs
The bike doesn't come with any preset workouts.
Con Does not integrate with most workout apps
The only app that works with the built-in Bluetooth is GoInd, which has been rated as a very poor app. If syncing your workout data with popular apps (such as Strava, HealthKit, etc) this is probably not the best option for you.