Autogyro Calidus 912 vs Robinson R44 Astro
Full Specs Comparison
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| Spec / Model | Autogyro Calidus 912 | Robinson R44 Astro |
|---|---|---|
|
|
|
| Price Range | $64,042 | $23,288 – $139,000 |
| Category | Piston Helicopters | Piston Helicopters |
| Model Specifications | ||
| Seats | — | 4 |
| Horsepower | — | 225 HP |
| Cruise Speed | — | 110 kts (204 km/h) |
| Range | — | 300 nm (556 km) |
| Service Ceiling | — | 14,000 ft (4,267 m) |
| Max Gross Weight | — | 2,400 lbs (1,089 kg) |
| Useful Load | — | 882 lbs (400 kg) |
| Fuel Capacity | — | 31.0 gal (117 L) |
| Fuel Burn | — | 15.0 GPH (57 L/h) |
| TBO | — | 2,200 hrs |
| Overhaul Cost | — | $150,000 |
| Annual Fixed | — | $25,000 |
| Hourly Variable | — | $180 |
| Engines | — | 1 x Piston |
Cost of Ownership
EstimateAutogyro Calidus 912
Robinson R44 Astro
Fuel$82/hr
Variable$180/hr
Annual Fixed$25,000/yr
Total (200 hrs/yr)
$61,000/yr
Frequently Asked Questions
Which is better, Autogyro Calidus 912 or Robinson R44 Astro?
It depends on your mission and budget.
The R44 Astro cruises at 110 kts with 300 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Autogyro Calidus 912: from $64,042.
Robinson R44 Astro: from $139,000.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Autogyro Calidus 912 and Robinson R44 Astro?
R44 Astro engine: Lycoming O-540-F1B5 (225 hp).
Which is cheaper to operate per hour?
R44 Astro: about $180/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 Astro: 4 seats / 882 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 Astro: 2,200-hour TBO, overhaul ~$150,000.
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