Robinson R44 Raven Ii vs Robinson R66 vs Airbus Helicopters H125 vs Bell 407gxi vs Bell 429 vs Leonardo Aw139
Aircraft are often compared by category, which broadly indicates their typical mission and operating environment. Light general-aviation airplanes and turboprops are usually optimized for short hops, smaller airports, and lower operating costs, making them common for training, private travel, and regional links. Business jets sit higher on speed and comfort, typically offering longer nonstop capability and better high-altitude performance for time-sensitive point-to-point travel. Commercial airliners span narrow-body and wide-body types: narrow-bodies generally serve short to medium routes with moderate passenger loads, while wide-bodies are built for long-haul flying with higher capacity, greater cargo volume, and improved efficiency over long distances. Regional jets bridge the gap between turboprops and mainline narrow-bodies, serving thinner routes with fewer passengers but jet speeds. At the top end, very long-range wide-bodies are designed to connect distant city pairs nonstop, carrying large numbers of passengers and freight, whereas specialized freighters prioritize payload and volume over seating. In practice, range and capacity rise with category size, but mission needs, airport constraints, and economics often drive the best choice.
| Spec | AIRBUS H125 | Bell 407GXi | AGUSTA / LEONARDO AW139 |
|---|---|---|---|
| Summary | |||
| Cockpit | 2 | 2 | 2 |
| DOC / nm | $ 4.61 | $ 4.43 | $ 11.69 |
| Min Crew | 1 | 1 | 2 |
| Total Seats | 6 | 6 | 17 |
| Flight Rules | VFR | VFR | IFR |
| Manufacturer | Airbus Helicopters | Bell | Leonardo |
| Aircraft Name | H125 | 407GXi | AW139 |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 341 | 337 | 573 |
| DOC / nm / Seat | $ 0.77 | $ 0.74 | $ 0.69 |
| Max Cabin Seats | 5 | 5 | 15 |
| OEM Verification | VERIFIED | VERIFIED | Un-Verified |
| Useful Load (lbs) | 2189 | 2300 | 4701 |
| Standard Cabin Seats | 4 | 5 | 15 |
| Direct Operating Cost | $ 627 | $ 589 | $ 1,929 |
| Flight Deck (Base Spec) | Garmin G500H | Garmin G1000H NXI | EFIS |
| Max Cruise Speed (ktas) | 136 | 133 | 165 |
| Base Aircraft Price (USD) | $3,200,000 | $3,225,000 | $15,900,000 |
| Cabin | |||
| Cockpit | 2 | 2 | 2 |
| Min Crew | 1 | 1 | 2 |
| Total Seats | 6 | 6 | 17 |
| Max Cabin Seats | 5 | 5 | 15 |
| Standard Cabin Seats | 4 | 5 | 15 |
| Engine | |||
| FADEC | Yes | Yes | Yes |
| Model | Arriel 2D | M250-C47E/4 | PT6C-67C |
| Fuel Type | JetFuel | JetFuel | JetFuel |
| TBO (hrs) | 5000 | 3500 | 5000 |
| Horsepower | 847 | 862 | 1679 |
| No. of Engines | 1 | 1 | 2 |
| Fuel Capacity (gal) | 143 | 127.8 | 414 |
| Fuel Burn (gph) | — | 46 | — |
| Dimensions | |||
| Length (ft) | 42.5 | 41.4 | 54.7 |
| Overall Height (ft) | 10 | 10.2 | 16.4 |
| Rotor Diameter (ft) | 36.1 | 35 | 54.7 |
| Width (ft) | — | 25.4 | — |
| Cabin Width (ft) | — | 5 | — |
| Cabin Height (ft) | — | 3.9 | — |
| Cabin Volume (cu. ft) | — | 125 | 282 |
| Baggage Volume Ext. (cu. ft) | — | 16 | 120 |