Compare Airbus Helicopters H135 vs Airbus Helicopters H145 vs Airbus Helicopters H160 vs Bell 525 Relentless
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| Manufacturer | Airbus Helicopters | Airbus Helicopters | Airbus Helicopters | Bell |
| Aircraft Type | H135 | H145 | H160 | 525 Relentless |
| Base Aircraft Price (USD) | $6,150,000 | $10,200,000 | $14,000,000 | $15,000,000 |
| Direct Operating Cost | $ 861 | $ 1,210 | - | - |
| DOC / nm | $ 6.33 | $ 9.31 | - | - |
| DOC / nm / Seat | $ 0.79 | $ 0.93 | - | - |
| Max Cruise Speed (ktas) | 136 | 130 | 155 | 160 |
| Max Range (nm) | 342 | 352 | 460 | 580 |
| Useful Load (lbs) | 3124 | 4200 | 3992 | 6675 |
| Total Seats | 9 | 10 | 14 | 18 |
| Cockpit | 2 | 2 | 2 | 2 |
| Standard Cabin Seats | 7 | 8 | 12 | 16 |
| Max Cabin Seats | 7 | 9 | 12 | 16 |
| Min Crew | 1 | 1 | 2 | 2 |
| Flight Deck (Base Spec) | Helionix | EFIS | EFIS | Garmin G5000H |
| Flight Rules | IFR | IFR | IFR | IFR |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA |
| OEM Verification | Un-Verified | Un-Verified | Un-Verified | VERIFIED |
| Weights | ||||
| MTOW (lbs) | 6570 | 8378 | 12500 | 20500 |
| MTOW External Load (lbs) | 6570 | 8378 | 12500 | 21500 |
| Max External Load (lbs) | 2646 | 3527 | 3527 | 7000 |
| BEW (lbs) | 3446 | 4231 | 9348 | 13825 |
| Useful Load (lbs) | 3124 | 4200 | 3992 | 6675 |
| Fuel Capacity (lbs) | 1110 | 1434 | - | 4294.7 |
| Useful Load Max Fuel (lbs) | 2014 | 2492 | - | 2380 |
| Dimensions | ||||
| Rotor Diameter (ft) | 34 | 36.1 | 45.2 | 54.5 |
| Width (ft) | - | - | - | 25.77 |
| Overall Height (ft) | 12.6 | 13 | 13.1 | 18.18 |
| Length (ft) | 33.5 | 44.8 | 39.4 | 61.58 |
| Cabin Height (ft) | - | - | - | 4.5 |
| Cabin Width (ft) | - | - | - | 7.58 |
| Cabin Length (ft) | - | - | - | 15.5 |
| Cabin Volume (cu. ft) | 173 | 166 | - | - |
| Baggage Volume Ext. (cu. ft) | - | 46.8 | - | 128 |
| Engine | ||||
| No. of Engines | 2 | 2 | 2 | 2 |
| Manufacturer | Airbus Helicopters | Airbus Helicopters | Airbus Helicopters | Bell |
| Model | Arrius 2B2+ | Arriel 2E | HE Arrano | CT7-2F1 |
| Horsepower | 660 | 894 | - | 1800 |
| FADEC | Yes | Yes | Yes | Dual-Channel |
| TBO (hrs) | 4000 | 4000 | 4000 | 4000 |
| Fuel Type | JetFuel | JetFuel | JetFuel | JetFuel |
| Fuel Capacity (gal) | - | - | - | 641 |
| Avionics | ||||
| Flight Deck | Helionix | EFIS | EFIS | Garmin G5000H |
| Flight Rules | IFR | IFR | IFR | IFR |
| Standby Instrument | Digital | Digital | Digital | - |
| FMS | - | - | 1 | 2 |
| Autopilot | 3-Axis | 4-Axis | 4-Axis | 1 x 4-Axis |
| PFD | 2 | 2 | 2 | 2 |
| MFD | - | - | - | 2 |
| GPS | 1 | 1 | 1 | 2 |
| AHRS | 1 | 3 | 2 | 3 |
| Flight Director | - | - | - | 3 |
| ADC | - | - | 1 | 3 |
| Transponder | 1 | 1 | 1 | 2 |
| VHF Com | 1 | 1 | 1 | 2 |
| VHF NAV | 1 | 1 | 1 | 2 |
| Cabin | ||||
| Total Seats | 9 | 10 | 14 | 18 |
| Cockpit | 2 | 2 | 2 | 2 |
| Standard Cabin Seats | 7 | 8 | 12 | 16 |
| Max Cabin Seats | 7 | 9 | 12 | 16 |
| Min Crew | 1 | 1 | 2 | 2 |
| Configuration | Green Interior | Green Interior | Green Interior | - |
| Other | ||||
| Gear Type | High Skids | Retractable Wheels | Retractable Wheels | Retractable Wheel |
| Rotorhead | 4-Blade Articulated | 4-Blade Articulated | 5-Blade Articulated | 5-Blade Articulated |
| Tail Rotor | Enclosed Fenestron | Enclosed Fenestron | Enclosed Fenestron | 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 | 130 | 155 | 160 |
| Long Range Cruise (ktas) | 130 | 127 | 155 | 145 |
| Max Speed (Vne) | 140 | 143 | 175 | 175 |
| Max Range (nm) | 342 | 352 | 460 | 580 |
| Range Seats Full (nm) | 342 | 352 | 460 | 560 |
| Endurance (hrs) | 3.6 | 3.6 | - | - |
| Max Climb Rate (fpm) | 1560 | 925 | 1750 | - |
| Service Ceiling (ft) | - | - | 19357 | 12000 |
| Hover IGE (ft) | 13250 | 12550 | 9200 | 10700 |
| Hover OGE (ft) | 7200 | 8750 | 6500 | 8100 |