Beechcraft King Air C90GTx vs Piper M600

Full Specs Comparison

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Spec / Model Beechcraft King Air C90GTx Piper M600
Beechcraft King Air C90GTx
View 13 listings →
Median $3,295,000
Piper M600
View 32 listings →
Median $2,939,000
Price Range $2,899,500 – $3,595,000 $2,179,000 – $4,414,112
Category Multi Engine Turboprop Single Engine Turboprop
Model Specifications
Seats 10 6
Horsepower 550 HP
Cruise Speed 260 kts (482 km/h) 260 kts (482 km/h)
Range 1,150 nm (2,130 km) 1,484 nm (2,748 km)
Service Ceiling 30,000 ft (9,144 m) 30,000 ft (9,144 m)
Max Gross Weight 10,100 lbs (4,581 kg) 6,000 lbs (2,722 kg)
Useful Load 1,822 lbs (826 kg)
Fuel Capacity 260.0 gal (984 L)
Fuel Burn 68.0 GPH (257 L/h) 40.0 GPH (151 L/h)
TBO 3,500 hrs 3,500 hrs
Overhaul Cost $360,000 $350,000
Annual Fixed $160,000 $120,000
Hourly Variable $850 $750
Engines 2 x Turboprop 1 x Turboprop

Cost of Ownership

Estimate

Beechcraft King Air C90GTx

Fuel$374/hr
Variable$850/hr
Annual Fixed$160,000/yr
Total (200 hrs/yr) $330,000/yr

Piper M600

Fuel$220/hr
Variable$750/hr
Annual Fixed$120,000/yr
Total (200 hrs/yr) $270,000/yr

Which Should You Buy: Beechcraft King Air C90GTx or Piper M600?

Pick the King Air C90GTx if…

  • More seats — 10 vs 6.

Pick the M600 if…

  • Budget matters — from $2,179,000 vs $2,899,500, you save ~$720,500.
  • Lower operating cost — ~$750/hr vs $850/hr.
  • Longer range — 1484 nm vs 1150 nm.
  • Newer design — production from 2016 vs 2009.
  • More inventory — 32 listings vs 13.

Auto-generated from current market data and published specs. Confirm with a pre-buy inspection and professional appraisal.

Frequently Asked Questions

Which is better, Beechcraft King Air C90GTx or Piper M600?
It depends on your mission and budget. The King Air C90GTx cruises at 260 kts with 1,150 nm range. The M600 cruises at 260 kts with 1,484 nm range. Review the specs table above to find which fits your flying profile.
How do prices compare?
Piper M600: from $3,250,000. Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Beechcraft King Air C90GTx and Piper M600?
Seats: 10 vs 6. Cruise: 260 vs 260 kts. Range: 1150 vs 1484 nm.
Which is cheaper to operate per hour?
King Air C90GTx: about $850/hr variable cost. M600: about $750/hr variable cost. Variable cost includes fuel, reserves and overhaul accruals. Annual fixed costs (hangar, insurance, annual inspection) add to the total.
Which has more seats and useful load?
King Air C90GTx: 10 seats. M600: 6 seats / 1,822 lb useful load. Useful load = max gross weight minus empty weight; it determines how much fuel plus payload you can carry.
How does maintenance compare — TBO and overhaul cost?
King Air C90GTx: 3,500-hour TBO, overhaul ~$360,000. M600: 3,500-hour TBO, overhaul ~$350,000. Reaching the time-between-overhaul (TBO) triggers a mandatory engine/airframe rebuild that affects resale value.
Disclaimer: All prices and cost estimates are from third-party sources for informational purposes only. Always obtain professional appraisal and inspection before purchase.
Prices updated daily · Data: FAA Registry, NTSB · About our data