As this is the second highest price category the features are much more refined and sturdy as in the other price ranges. The equipment on this level has lots of programs and settings for resistance. Additionally the pulse measuring starts to be standard and the displays are bigger and better to read, with much more features like calories burned, pulse, distance etc.
Some of these machines have longer strides and suits better for taller users, which is also a reason, why you can find them in gyms across the country. They are sturdy enough for high strain, and are also good value for money.