02/06/2022 · Here are the best treadmills: Best overall: ProForm Pro 2000 Treadmill, 1, from Amazon. The ProForm Pro 2000 Treadmill is a racetrainers dream that's versatile enough for the casual runner, too. Best smart: NordicTrack Commercial 2950, 2,499 from Amazon. NordicTrack's Commercial 2950 is a highly versatile treadmill that offers ...