Duty cycle is the real distinction

A studio machine might run forty hours a week. A home machine might run five. Every wear component — bearings, ropes, upholstery, springs — is specified against that expected load, and that is the honest difference between the categories.

For a single home user, a studio-rated machine is over-specified rather than better. It will last a very long time either way, and you are paying for a duty cycle you will never use.

Adjustment speed you will not miss at home

Studio machines invest heavily in fast, tool-free adjustment because a teacher changes settings dozens of times an hour for different bodies. At home, with one or two users, you set the ropes once and rarely touch them.

This is a large part of the price difference and close to worthless in a single-user setting.

Where home machines genuinely fall short

Two places. First, weight rating: home machines are often rated lower, sometimes materially so. Second, parts availability: home-market machines are more likely to be discontinued without a parts program, which caps their life.

Both are checkable before you buy, and both matter more than the home/studio label itself.