Compare Enstrom Helicopter 280FX Shark vs Enstrom Helicopter 480B-G vs Enstrom Helicopter F-28F vs Robinson Helicopters R44 Cadet vs Robinson Helicopters R44 Raven I vs Robinson Helicopters R66
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| Manufacturer | Enstrom Helicopter | Enstrom Helicopter | Enstrom Helicopter | Robinson Helicopters | Robinson Helicopters | Robinson Helicopters |
| Aircraft Type | 280FX Shark | 480B-G | F-28F | R44 Cadet | R44 Raven I | R66 |
| Base Aircraft Price (USD) | $ 560,000 | $ 1,425,000 | $ 550,000 | $344,000 | $ 412,000 | $ 920,000 |
| Direct Operating Cost | $ 198 | $ 326 | $ 198 | $ 238 | $ 248 | $ 384 |
| DOC / nm | $ 1.98 | $ 2.83 | $ 2.08 | $ 2.22 | $ 2.30 | $ 3.49 |
| DOC / nm / Seat | $ 0.66 | $ 0.71 | $ 0.69 | $ 1.11 | $ 0.57 | $ 0.70 |
| Max Cruise Speed (ktas) | 100 | 115 | 95 | 107 | 108 | 110 |
| Max Range (nm) | 229 | 370 | 229 | 300 | 300 | 350 |
| Useful Load (lbs) | 930 | 1180 | 960 | 763 | 950 | 1355 |
| Total Seats | 3 | 4 | 3 | 2 | 4 | 5 |
| Cockpit | - | 2 | - | - | - | 2 |
| Standard Cabin Seats | - | 2 | - | - | - | 3 |
| Max Cabin Seats | - | 3 | - | - | - | - |
| Min Crew | - | 1 | - | - | - | 1 |
| Flight Deck (Base Spec) | Gyro / Analog | Garmin G1000H | Gyro / Analog | Gyro / Analog | Gyro / Analog | Gyro / Analog |
| Flight Rules | VFR | VFR | VFR | VFR | VFR | VFR |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA |
| OEM Verification | Un-Verified | Un-Verified | Un-Verified | Un-Verified | Un-Verified | Un-Verified |
| Weights | ||||||
| MTOW (lbs) | 2600 | 3000 | 2600 | 2200 | 2400 | 2700 |
| BEW (lbs) | 1670 | 1820 | 1640 | 1437 | 1450 | 1345 |
| Useful Load (lbs) | 930 | 1180 | 960 | 763 | 950 | 1355 |
| Fuel Capacity (lbs) | 238 | 540 | 238 | 279 | 279 | 493 |
| Useful Load Max Fuel (lbs) | 692 | 640 | 722 | 484 | 671 | 862 |
| Dimensions | ||||||
| Rotor Diameter (ft) | 32 | 32 | 32 | 33 | 33 | 33 |
| Overall Height (ft) | 9 | 9.6 | 9 | 10.8 | 10.8 | 11.4 |
| Length (ft) | 29.3 | 29.9 | 28.1 | 38.3 | 38.3 | 38.3 |
| Cabin Volume (cu. ft) | - | - | - | - | - | 50 |
| Baggage Volume Int. (cu. ft) | - | - | - | 2.5 | 2.5 | - |
| Baggage Volume Ext. (cu. ft) | 6 | 22 | 6 | - | - | 18 |
| Engine | ||||||
| No. of Engines | 1 | 1 | 1 | 1 | 1 | 1 |
| Manufacturer | Enstrom Helicopter | Enstrom Helicopter | Enstrom Helicopter | Robinson Helicopters | Robinson Helicopters | Robinson Helicopters |
| Model | HI0-360-F1AD | 250-C20W | HI0-360-F1AD | O-540 | O-540 | RR300 |
| Horsepower | 225 | 305 | 225 | 210 | 225 | 300 |
| FADEC | No | No | No | No | No | No |
| TBO (hrs) | 1500 | 2000 | 1500 | 2200 | 2200 | 2000 |
| TBO (yrs) | 12 | - | 12 | 12 | 12 | - |
| Fuel Type | AvGas | JetFuel | AvGas | AvGas | AvGas | JetFuel |
| Fuel Delivery | Fuel Injected | - | - | Carbureted | Carbureted | - |
| Fuel Capacity (gal) | 40 | 90 | 40 | 29.5 | 29.5 | 73.6 |
| Avionics | ||||||
| Flight Deck | Gyro / Analog | Garmin G1000H | Gyro / Analog | Gyro / Analog | Gyro / Analog | Gyro / Analog |
| Flight Rules | VFR | VFR | VFR | VFR | VFR | VFR |
| PFD | - | 1 | - | - | - | - |
| MFD | - | 1 | - | - | - | - |
| GPS | - | 1 | - | - | - | - |
| Transponder | 1 | 1 | 1 | 1 | 1 | 1 |
| VHF Com | 1 | 1 | 1 | 1 | 1 | 1 |
| VHF NAV | - | 1 | - | - | - | 1 |
| Cabin | ||||||
| Total Seats | 3 | 4 | 3 | 2 | 4 | 5 |
| Cockpit | - | 2 | - | - | - | 2 |
| Standard Cabin Seats | - | 2 | - | - | - | 3 |
| Max Cabin Seats | - | 3 | - | - | - | - |
| Min Crew | - | 1 | - | - | - | 1 |
| Other | ||||||
| Gear Type | Skids | High-Skids | Skids | Skids | Skids | Low Skids |
| Rotorhead | 3-Blade Articulated | 3-Blade Articulated | 3-Blade Articulated | 2-Blade Teetoring | 2-Blade Teetoring | 2-Blade Teetoring |
| Tail Rotor | 2-Blade | 2-Blade | 2-Blade | 2-Blade | 2-Blade | 2-Blade |
| Performance | ||||||
| Max Cruise Speed (ktas) | 100 | 115 | 95 | 107 | 108 | 110 |
| Long Range Cruise (ktas) | 90 | 109 | 90 | 100 | 100 | 110 |
| Max Speed (Vne) | 102 | 125 | 97 | 130 | 130 | 130 |
| Max Range (nm) | 229 | 370 | 229 | 300 | 300 | 350 |
| Range Seats Full (nm) | 207 | 209 | 209 | 257 | 258 | 341 |
| Endurance (hrs) | - | 4.5 | - | - | - | - |
| Max Climb Rate (fpm) | 1150 | 1600 | 1150 | 1000 | 1000 | 1000 |
| Service Ceiling (ft) | 12000 | 13000 | 12000 | 14000 | 14000 | 14000 |
| Hover IGE (ft) | 7700 | 12300 | 7700 | 8750 | 6400 | 10000 |
| Hover OGE (ft) | - | 5400 | - | 5250 | - | 10000 |