Compare Airbus Helicopters H125 vs Bell 525 Relentless vs Leonardo AW139 vs Sikorsky S-76D
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| Manufacturer | Airbus Helicopters | Bell | Leonardo | Sikorsky |
| Aircraft Type | H125 | 525 Relentless | AW139 | S-76D |
| Base Aircraft Price (USD) | $3,200,000 | $15,000,000 | $15,900,000 | $14,900,000 |
| Direct Operating Cost | $ 627 | - | $ 1,929 | $ 1,781 |
| DOC / nm | $ 4.61 | - | $ 11.69 | $ 11.49 |
| DOC / nm / Seat | $ 0.77 | - | $ 0.69 | $ 0.96 |
| Max Cruise Speed (ktas) | 136 | 160 | 165 | 155 |
| Max Range (nm) | 341 | 580 | 573 | 441 |
| Useful Load (lbs) | 2189 | 6675 | 4701 | - |
| Total Seats | 6 | 18 | 17 | 12 |
| Cockpit | 2 | 2 | 2 | 2 |
| Standard Cabin Seats | 4 | 16 | 15 | 10 |
| Max Cabin Seats | 5 | 16 | 15 | 10 |
| Min Crew | 1 | 2 | 2 | 2 |
| Flight Deck (Base Spec) | Garmin G500H | Garmin G5000H | EFIS | Thales TopDeck |
| Flight Rules | VFR | IFR | IFR | IFR |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA |
| OEM Verification | VERIFIED | VERIFIED | Un-Verified | Un-Verified |
| Weights | ||||
| MTOW (lbs) | 4960 | 20500 | 15430 | 11700 |
| MTOW External Load (lbs) | 6172 | 21500 | - | - |
| Max External Load (lbs) | 3086 | 7000 | - | - |
| BOW (lbs) | - | - | 9409 | - |
| BEW (lbs) | 2816 | 13825 | 7985 | - |
| Useful Load (lbs) | 2189 | 6675 | 4701 | - |
| Fuel Capacity (lbs) | 858 | 4294.7 | 3276 | 296 |
| Useful Load Max Fuel (lbs) | 1551 | 2380 | 1937 | - |
| Dimensions | ||||
| Rotor Diameter (ft) | 36.1 | 54.5 | 54.7 | 44 |
| Width (ft) | - | 25.77 | - | - |
| Overall Height (ft) | 10 | 18.18 | 16.4 | 14.5 |
| Length (ft) | 42.5 | 61.58 | 54.7 | 52.5 |
| Cabin Height (ft) | - | 4.5 | - | - |
| Cabin Width (ft) | - | 7.58 | - | - |
| Cabin Length (ft) | - | 15.5 | - | - |
| Cabin Volume (cu. ft) | - | - | 282 | - |
| Baggage Volume Ext. (cu. ft) | - | 128 | 120 | - |
| Engine | ||||
| No. of Engines | 1 | 2 | 2 | 1 |
| Manufacturer | Airbus Helicopters | Bell | Leonardo | Sikorsky |
| Model | Arriel 2D | CT7-2F1 | PT6C-67C | PW210S |
| Horsepower | 847 | 1800 | 1679 | 1077 |
| FADEC | Yes | Dual-Channel | Yes | Yes |
| TBO (hrs) | 5000 | 4000 | 5000 | 4000 |
| Fuel Type | JetFuel | JetFuel | JetFuel | JetFuel |
| Fuel Capacity (gal) | 143 | 641 | 414 | 296 |
| Avionics | ||||
| Flight Deck | Garmin G500H | Garmin G5000H | EFIS | Thales TopDeck |
| Flight Rules | VFR | IFR | IFR | IFR |
| Standby Instrument | Gyro / Analog | - | - | - |
| FMS | - | 2 | 2 | 1 |
| Autopilot | - | 1 x 4-Axis | 2 | 1 |
| PFD | - | 2 | - | 2 |
| MFD | - | 2 | - | 2 |
| GPS | - | 2 | 1 | 1 |
| AHRS | - | 3 | - | - |
| Flight Director | - | 3 | - | - |
| ADC | - | 3 | - | - |
| Transponder | 1 | 2 | 1 | 1 |
| VHF Com | 1 | 2 | 1 | 1 |
| VHF NAV | 1 | 2 | 1 | 1 |
| Cabin | ||||
| Total Seats | 6 | 18 | 17 | 12 |
| Cockpit | 2 | 2 | 2 | 2 |
| Standard Cabin Seats | 4 | 16 | 15 | 10 |
| Max Cabin Seats | 5 | 16 | 15 | 10 |
| Min Crew | 1 | 2 | 2 | 2 |
| Other | ||||
| Gear Type | High Skids | Retractable Wheel | Retractable Wheels | High Skids |
| Rotorhead | 3-Blade Articulated | 5-Blade Articulated | 5-Blade Articulated | 4-Blade Articulated |
| Tail Rotor | 2-Blade | 4-Blade | 4-Blade | 4-Blade |
| Warranty | ||||
| Pilot Training Credits | - | 1 | - | - |
| MTX Training Credits | - | 1 | - | - |
| Airframe (Yrs) | - | 3 | - | - |
| Airframe (Hrs) | - | 1000 | - | - |
| Engine (Hrs) | - | 1000 | - | - |
| Performance | ||||
| Max Cruise Speed (ktas) | 136 | 160 | 165 | 155 |
| Long Range Cruise (ktas) | 130 | 145 | 140 | 155 |
| Max Speed (Vne) | 155 | 175 | 167 | - |
| Max Range (nm) | 341 | 580 | 573 | 441 |
| Range Seats Full (nm) | 336 | 560 | 302 | 441 |
| Endurance (hrs) | 4.5 | - | - | - |
| Max Climb Rate (fpm) | 1773 | - | 2140 | - |
| Service Ceiling (ft) | - | 12000 | 20000 | - |
| Hover IGE (ft) | 13250 | 10700 | 15360 | - |
| Hover OGE (ft) | 11150 | 8100 | 8130 | - |