some info on the Proform XP 110, we bought it at Sears

Adjustable Stride Length: Adjust your elliptical stride from 14" to 17.5" to better fit your natural stride.
SMRTM Silent Magnetic Resistance: Choose from multiple intensity levels smoothly with out interrupting your workout.
Six Workout Programs: Four workouts adjust incline and resistance to focus on key exercise goals including weight loss and performance. Two pulse-driven workouts help you stay within your target heart rate zone.
Target TrainerTM: Simple to read display lets you know when you are going too fast or too slow, helping to maintain...