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Technology Advantages

PistonScrewVane
Relative CostCan be lowHighLow
Air QualityLowHighHigh
Tank RequiredAlwaysNot necessarilyNot necessarily
Relative SizeBigMediumCompact
ComplexityComplexComplexSimple
Vibration/SpeedIntrinsic noiseNoisy (>2.000 rpm)Silent
Continuous WorkWith intervalsYesYes
Volumetric EfficiencyPoor and worsens with wearWorsens with wearIncreases its time – machine
Reconditioning500 – 8000 hours36.000 – 40.000 hours100.000 hours