Piston | Screw | Vane | |
Relative Cost | Can be low | High | Low |
Air Quality | Low | High | High |
Tank Required | Always | Not necessarily | Not necessarily |
Relative Size | Big | Medium | Compact |
Complexity | Complex | Complex | Simple |
Vibration/Speed | Intrinsic noise | Noisy (>2.000 rpm) | Silent |
Continuous Work | With intervals | Yes | Yes |
Volumetric Efficiency | Poor and worsens with wear | Worsens with wear | Increases its time – machine |
Reconditioning | 500 – 8000 hours | 36.000 – 40.000 hours | 100.000 hours |
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