Cessna Conquest II vs Beechcraft King Air 350

Full Specs Comparison

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Spec / Model Cessna Conquest II Beechcraft King Air 350
Cessna Conquest II
View 10 listings →
Median $1,225,222
Beechcraft King Air 350
View 75 listings →
Median $3,200,000
Price Range $773,539 – $1,890,000 $1,850,000 – $7,100,000
Category Multi Engine Turboprop Multi Engine Turboprop
Model Specifications
Seats 11 11
Cruise Speed 272 kts (504 km/h) 295 kts (546 km/h)
Range 1,650 nm (3,056 km) 1,806 nm (3,345 km)
Service Ceiling 35,000 ft (10,668 m) 35,000 ft (10,668 m)
Max Gross Weight 9,850 lbs (4,468 kg) 15,000 lbs (6,804 kg)
Useful Load 3,100 lbs (1,406 kg) 5,400 lbs (2,449 kg)
Fuel Capacity 475.0 gal (1798 L) 544.0 gal (2059 L)
Fuel Burn 70.0 GPH (265 L/h) 85.0 GPH (322 L/h)
TBO 3,600 hrs
Overhaul Cost $450,000
Annual Fixed $220,000
Hourly Variable $1,100
Engines 2 x Turboprop 2 x Turboprop

Cost of Ownership

Estimate

Cessna Conquest II

Fuel$385/hr

Beechcraft King Air 350

Fuel$468/hr
Variable$1,100/hr
Annual Fixed$220,000/yr
Total (200 hrs/yr) $440,000/yr

Which Should You Buy: Cessna Conquest II or Beechcraft King Air 350?

Pick the Conquest II if…

  • Budget matters — from $773,539 vs $1,850,000, you save ~$1,076,461.

Pick the King Air 350 if…

  • Faster cruise — 295 kts vs 272 kts.
  • Longer range — 1806 nm vs 1650 nm.
  • Newer design — production from 1990 vs 1977.
  • More inventory — 75 listings vs 10.

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

Frequently Asked Questions

Which is better, Cessna Conquest II or Beechcraft King Air 350?
It depends on your mission and budget. The Conquest II cruises at 272 kts with 1,650 nm range. The King Air 350 cruises at 295 kts with 1,806 nm range. Review the specs table above to find which fits your flying profile.
How do prices compare?
Cessna Conquest II: from $1,795,000. Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Cessna Conquest II and Beechcraft King Air 350?
Cruise: 272 vs 295 kts. Range: 1650 vs 1806 nm.
Which is cheaper to operate per hour?
King Air 350: about $1100/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?
Conquest II: 11 seats / 3,100 lb useful load. King Air 350: 11 seats / 5,400 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 350: 3,600-hour TBO, overhaul ~$450,000. 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