Which gym equipment should you replace?
Most replacement advice gives you two numbers: cardio lasts seven to ten years, and don't spend more than half a machine's replacement value on a repair. Both are useful and both ignore the question that decides whether a replacement pays back: how much is the machine actually used, by whom, and when? Here's a method that puts usage first.
Replace first what is heavily used at peak and unreliable — that's where downtime costs members. Remove, don't replace, what is barely used after you've tried moving it. Repair what is moderately used and cheap to fix. Age alone is not a reason; a ten-year-old machine that runs all evening is earning its floor space.
Replace, repair or retire: a usage-first matrix
| Peak-hour utilization | Reliability | Decision | Why |
|---|---|---|---|
| High (queue forms) | Failing / repeated downtime | Replace now, consider adding a unit | Each outage hits the most members at the worst time |
| High | Fine | Keep; schedule maintenance by hours of use, not calendar | Earning its keep; protect it |
| Medium | Repair under 50% of replacement value | Repair | Cheap uptime |
| Medium | Repair over 50% of replacement value | Replace with same category | The 50% rule (FitnessEMS) |
| Low (idle most hours) | Any | Move it, sign it, program it — then retire if still idle | Low use is often placement or education, not the machine (Skelcore) |
| Low | Broken | Retire; reclaim the floor space | Space has a rent cost; an unused machine never pays it |
The two numbers everyone quotes
Commercial cardio is generally expected to last seven to ten years with maintenance, strength equipment ten or more. The widely used repair threshold is the 50% rule: if a repair costs more than half the machine's current replacement value, replace it. Research cited by FitnessEMS has 38% of members naming equipment quality as a factor in whether they stay. All of this is fine as far as it goes. None of it tells you which treadmill to replace first when the budget covers two of six.
The number that actually decides it
Peak-hour utilization. A machine that is occupied 80% of 5–8pm and breaks monthly is costing you members every time it's down; a machine that is occupied 10% of the week and breaks monthly is costing you a repair bill and nothing else. Skelcore's own buying guides reach the same conclusion from the other direction: usage by time of day is the most valuable metric in an equipment report, and "underused equipment is not always a failure" — it may be badly placed or unexplained. You can't act on either without measuring.
How to get the utilization number
- Two-week clipboard audit during peak hours only. Free, rough, enough to rank your cardio line.
- Sensors on the specific machines you're deciding between. Precise, costs per unit.
- Camera analytics across the whole floor, so the comparison includes benches, racks and the functional zone you might reclaim. The Gym Floor Data platform measures what actually happens on a gym floor: which machines are in use, for how long, at what hours, where people wait and where nobody goes. It works from camera footage — purpose-placed measurement cameras for full coverage, with a gym's existing security cameras used where their angles allow — and turns it into utilization by machine and hour, dead-zone and bottleneck maps, and a plain-language report. The first step is free: send screenshots from your current cameras and we tell you what can be measured from them before anything is installed. Pricing is sized to the gym — floor area, the stations and zones to measure, and how many cameras need adding — so a 2,000 sq ft studio and a 20,000 sq ft club are quoted on their own floors, not on a tier.
Our comparison of all four measurement methods covers cost and blind spots.
Three replacement mistakes usage data prevents
- Replacing like with like. Gymetrix studies cited by EGYM show member time shifting from cardio to strength over a decade. If your treadmill row is 40% occupied at peak and the squat racks have a queue, the "replacement" budget should buy racks.
- Retiring a machine that's just hidden. Low use in a dead corner is a layout problem. Move it first; measure again.
- Calendar-based replacement across locations. Multi-site operators replacing by age replace the wrong machines at half their sites. Usage per site is the fix.
A worked example
Six treadmills, budget for two. Audit shows units 1–3 near the entrance at 85% peak occupancy with a queue; units 4–6 behind a pillar at 25%. Service log: unit 2 has had three belt repairs this year. Decision: replace unit 2 (high use, unreliable), move unit 5 to the front row to add peak capacity, and do not replace unit 6 at all — the space becomes a stretching zone members have been asking for. One replacement instead of two, more peak capacity, and a new zone, because the decision was made on usage rather than age.
Frequently asked
How long does commercial gym equipment last?
Commonly cited: cardio seven to ten years with maintenance, strength ten or more. Heavily used machines wear faster; schedule service by hours of use.
What is the 50% rule for gym equipment?
If a single repair costs more than 50% of the machine's current replacement value, replace rather than repair.
Should I replace equipment nobody uses?
Usually not — remove it or move it. Low use is often placement, visibility or member education. Measure again after moving before you buy anything.
How do I know which machines are used most?
Measure: a peak-hour clipboard audit for a rough ranking, sensors for specific machines, or camera analytics for the whole floor. The first step is a free review of your camera coverage.