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Purchase price is only one part of the decision. Figures are indicative estimates at the typical market year for each model.

Decision factorCessna 310RView aircraft profileCessna 337G SkymasterView aircraft profilePiper PA-23-250 Aztec FView aircraft profile
Typical market year197519731978
Estimated purchase€188k€190k€190k
Annual cash cost at 80 h€169k€174k€168k
Five-year cash outlay€1.03m€1.06m€1.03m
Cruise speed195 kt170 kt175 kt
Advertised range1000 nm850 nm1000 nm
Seats666
Realistic payload484 kg455 kg494 kg
Runway need670 m550 m600 m
Data confidenceNormalized for direct comparisonPreliminary — verify source data before decidingPreliminary — verify source data before deciding
Main trade-offFast and attractive with good baggage space, but fuel, gear and two-engine reserves make ownership demanding.Centerline thrust simplifies engine-out handling, but cooling, rear-engine access and two-engine reserves remain complex.Excellent load-carrying and rough-field utility, but speed, fuel burn and ageing-system maintenance are demanding.
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