NordicTrack MTN 740: A stepper that is loaded with features. Likes: Solid feel. Two-speed, adjustable fan cools face and chest. Bar offers several hand positions and safe upright posture.

As for stair-stepper influence, alternative motion machines allow you to engage in short up-and-down strides for an intense quad-burning workout. And the NordicTrack and Precor models have moving ...