Compare Enstrom Helicopter 280FX Shark vs Robinson Helicopters R44 Raven II
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| Manufacturer | Enstrom Helicopter | Robinson Helicopters |
| Aircraft Type | 280FX Shark | R44 Raven II |
| Base Aircraft Price (USD) | $ 560,000 | $ 490,000 |
| Direct Operating Cost | $ 198 | $ 257 |
| DOC / nm | $ 1.98 | $ 2.36 |
| DOC / nm / Seat | $ 0.66 | $ 0.59 |
| Max Cruise Speed (ktas) | 100 | 109 |
| Max Range (nm) | 229 | 300 |
| Useful Load (lbs) | 930 | 995 |
| Total Seats | 3 | 4 |
| Flight Deck (Base Spec) | Gyro / Analog | Gyro / Analog |
| Flight Rules | VFR | VFR |
| Certification | FAA / EASA | FAA / EASA |
| OEM Verification | Un-Verified | Un-Verified |
| Weights | ||
| MTOW (lbs) | 2600 | 2500 |
| BEW (lbs) | 1670 | 1505 |
| Useful Load (lbs) | 930 | 995 |
| Fuel Capacity (lbs) | 238 | 279 |
| Useful Load Max Fuel (lbs) | 692 | 716 |
| Dimensions | ||
| Rotor Diameter (ft) | 32 | 33 |
| Overall Height (ft) | 9 | 10.8 |
| Length (ft) | 29.3 | 38.3 |
| Baggage Volume Int. (cu. ft) | - | 2.5 |
| Baggage Volume Ext. (cu. ft) | 6 | - |
| Engine | ||
| No. of Engines | 1 | 1 |
| Manufacturer | Enstrom Helicopter | Robinson Helicopters |
| Model | HI0-360-F1AD | IO-540 |
| Horsepower | 225 | 245 |
| FADEC | No | No |
| TBO (hrs) | 1500 | 2200 |
| TBO (yrs) | 12 | 12 |
| Fuel Type | AvGas | AvGas |
| Fuel Delivery | Fuel Injected | Fuel Injected |
| Fuel Capacity (gal) | 40 | 29.5 |
| Avionics | ||
| Flight Deck | Gyro / Analog | Gyro / Analog |
| Flight Rules | VFR | VFR |
| Transponder | 1 | 1 |
| VHF Com | 1 | 1 |
| Cabin | ||
| Total Seats | 3 | 4 |
| Other | ||
| Gear Type | Skids | Skids |
| Rotorhead | 3-Blade Articulated | 2-Blade Teetoring |
| Tail Rotor | 2-Blade | 2-Blade |
| Performance | ||
| Max Cruise Speed (ktas) | 100 | 109 |
| Long Range Cruise (ktas) | 90 | 100 |
| Max Speed (Vne) | 102 | 130 |
| Max Range (nm) | 229 | 300 |
| Range Seats Full (nm) | 207 | 257 |
| Max Climb Rate (fpm) | 1150 | 1000 |
| Service Ceiling (ft) | 12000 | 14000 |
| Hover IGE (ft) | 7700 | 8950 |