A Standout Treadmill: Bowflex Treadmill 10 The Bowflex Treadmill 10 ($1,699, originally $2,799) has everything a serious runner could hope for in a machine. Plus, it's compatible with streaming services, so you can watch Netflix while you run or walk! Image Source: amazon.com Bowflex Treadmill 10 $1,699 from amazon.com Buy Now