
Originally Posted by
BgMc31
IMO, the smith machine is a total bastardization of legit lifting. But I'm a strength athlete so I'm a bit biased. From what I understand, the smith puts much more sheering forces on the knees because of the rigid complete linear motion. Since I believe the squat is a full body lift, the smith takes a lot of that away (as you mentioned above). Therefore you can get the same amount of work done and same muscles using the leg press and/or hack squat as you do using the smith.