Robinson R44 Raven II vs Robinson R66 Marine
Live Market Snapshot
Current asking-price market, aggregated across multiple marketplaces · re-checked on a rolling daily cycle
Robinson R44 Raven II
- For sale now
- 278
- Median asking
- $375,000
- Range
- $128,800–$799,000
- Model years available
- 1993–2026
Robinson R66 Marine
- For sale now
- 5
- Model years available
- 2015–2026
Live data from AeroGurus, aggregated daily across the used-aircraft market. Figures are current asking prices, not appraisals — confirm with a pre-buy inspection.
Safety Record
Absolute counts scale with fleet size — the most-produced types log more events without being less safe. Compare the % fatal.
| NTSB (1982–now) | Robinson R44 Raven II | Robinson R66 Marine |
|---|---|---|
| All events | 3 | — |
| Serious | 0 | — |
| Fatal | 1 | — |
| Fatalities | 2 | — |
| % Fatal | 33% | — |
Full Specs Comparison
Swipe to see all specs
| Spec / Model | Robinson R44 Raven II | Robinson R66 Marine |
|---|---|---|
|
|
|
| Price Range | $128,800 – $799,000 | $701,500 – $1,427,710 |
| Category | Piston Helicopters | Single Turbine Helicopter |
| Model Specifications | ||
| Seats | 4 | 5 |
| Horsepower | 245 HP | 270 HP |
| Cruise Speed | 113 kts (209 km/h) | 110 kts (204 km/h) |
| Range | 300 nm (556 km) | 350 nm (648 km) |
| Service Ceiling | 14,000 ft (4,267 m) | 14,000 ft (4,267 m) |
| Max Gross Weight | 2,500 lbs (1,134 kg) | 2,700 lbs (1,225 kg) |
| Useful Load | 994 lbs (451 kg) | 900 lbs (408 kg) |
| Fuel Capacity | 46.0 gal (174 L) | 74.0 gal (280 L) |
| Fuel Burn | 16.0 GPH (61 L/h) | 23.0 GPH (87 L/h) |
| TBO | 2,200 hrs | 2,200 hrs |
| Overhaul Cost | $150,000 | $250,000 |
| Annual Fixed | $25,000 | $42,000 |
| Hourly Variable | $200 | $300 |
| Engines | 1 x Piston | 1 x Turboshaft |
Cost of Ownership
EstimateRobinson R44 Raven II
Fuel$88/hr
Variable$200/hr
Annual Fixed$25,000/yr
Total (200 hrs/yr)
$65,000/yr
Robinson R66 Marine
Fuel$126/hr
Variable$300/hr
Annual Fixed$42,000/yr
Total (200 hrs/yr)
$102,000/yr
Which Should You Buy: Robinson R44 Raven II or Robinson R66 Marine?
Pick the R44 Raven II if…
- Budget matters — from $128,800 vs $701,500, you save ~$572,700.
- Lower operating cost — ~$200/hr vs $300/hr.
- Faster cruise — 113 kts vs 110 kts.
- More inventory — 264 listings vs 5.
Pick the R66 Marine if…
- More seats — 5 vs 4.
- Longer range — 350 nm vs 300 nm.
- Newer design — production from 2014 vs 2002.
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 R44 Raven II or Robinson R66 Marine?
It depends on your mission and budget.
The R44 Raven II cruises at 113 kts with 300 nm range.
The R66 Marine cruises at 110 kts with 350 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Robinson R44 Raven II: from $420,000.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Robinson R44 Raven II and Robinson R66 Marine?
R44 Raven II engine: Lycoming IO-540-AE1A5 (245 hp).
R66 Marine engine: Rolls-Royce RR300 (270 hp).
Seats: 4 vs 5.
Cruise: 113 vs 110 kts.
Range: 300 vs 350 nm.
Which is cheaper to operate per hour?
R44 Raven II: about $200/hr variable cost.
R66 Marine: 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?
R44 Raven II: 4 seats / 994 lb useful load.
R66 Marine: 5 seats / 900 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?
R44 Raven II: 2,200-hour TBO, overhaul ~$150,000.
R66 Marine: 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 re-checked on a rolling cycle — most within a few days · Data: FAA Registry, NTSB · About our data