Robinson R66 NxG vs Md Helicopters 520N

Full Specs Comparison

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Spec / Model Robinson R66 NxG MD Helicopters 520N
Robinson R66 NxG
View 9 listings →
Median $1,646,060
Md Helicopters 520N
View 2 listings →
Median $650,000
Price Range $1,504 – $1,921,420 $650,000
Category Single Turbine Helicopter Single Turbine Helicopter
Model Specifications
Seats 5 5
Horsepower 270 HP
Cruise Speed 110 kts (204 km/h) 125 kts (232 km/h)
Range 350 nm (648 km)
Service Ceiling 14,000 ft (4,267 m)
Max Gross Weight 2,700 lbs (1,225 kg)
Fuel Capacity 74.0 gal (280 L)
Fuel Burn 23.0 GPH (87 L/h)
TBO 2,200 hrs
Overhaul Cost $250,000
Annual Fixed $42,000
Hourly Variable $300
Engines 1 x Turbine

Cost of Ownership

Estimate

Robinson R66 NxG

Fuel$126/hr
Variable$300/hr
Annual Fixed$42,000/yr
Total (200 hrs/yr) $102,000/yr

MD Helicopters 520N

Which Should You Buy: Robinson R66 NxG or MD Helicopters 520N?

Pick the R66 NxG if…

  • Budget matters — from $1,504 vs $650,000, you save ~$648,496.
  • Newer design — production from 2023 vs 1982.
  • More inventory — 9 listings vs 2.

Pick the 520N if…

  • Faster cruise — 125 kts vs 110 kts.

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

Frequently Asked Questions

Which is better, Robinson R66 NxG or MD Helicopters 520N?
It depends on your mission and budget. The R66 NxG cruises at 110 kts with 350 nm range. The 520N cruises at 125 kts. Review the specs table above to find which fits your flying profile.
How do prices compare?
Robinson R66 NxG: from $1,508,400. Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Robinson R66 NxG and MD Helicopters 520N?
R66 NxG engine: Rolls-Royce RR300 (270 hp). Cruise: 110 vs 125 kts.
Which is cheaper to operate per hour?
R66 NxG: about $300/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?
R66 NxG: 5 seats. 520N: 5 seats. 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?
R66 NxG: 2,200-hour TBO, overhaul ~$250,000. 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