MyStride™ technology automatically adjusts stride length 0" to 32". They function as steppers in Zero Stride mode. The EV 7.18 has Touch HR and two custom programs.

Nautilus EV7.16 & EV7.18 Light Institutional Ellipticals:
Dimensions: 79"L x 341?2"W x 62"H
Electrical: 110 Volts
Heart Monitoring: Wireless
Programs: 8 preset, 2 HR, 3 MyStride™
Display: EV716: LED; EV718: high res. LCD
Workout Levels: 20
Weight Capacity: 350 lbs.