Beechcraft King Air 360 Er vs Bell 525 Relentless vs Dassault Falcon 8x vs Piper M600 Sls
The Beechcraft King Air 360ER is a twin‑turboprop aircraft in the utility/corporate category, optimized for short and unimproved runways. It typically carries about 6 to 9 passengers and, with its extended‑range configuration, offers roughly 2,000 to 2,500 nautical miles of range depending on payload and reserves. The Bell 525 Relentless is a super‑medium helicopter, aimed at offshore and executive missions where vertical lift matters more than cruise efficiency. It generally seats around 12 to 16 passengers (configuration dependent) and has an approximate range on the order of 500 to 700 nautical miles. The Dassault Falcon 8X is a long‑range, large‑cabin business jet designed for intercontinental travel. It commonly accommodates about 12 to 16 passengers in executive layouts and offers roughly 6,450 nautical miles of range. The Piper M600 SLS is a single‑engine turboprop in the owner‑pilot/light business category. It typically seats 4 to 6 passengers and has an approximate range around 1,400 to 1,600 nautical miles.
| Spec | Bell 525 Relentless | Dassault Falcon 8X | Piper M600 SLS |
|---|---|---|---|
| Summary | |||
| Cockpit | 2 | 2 | 2 |
| Min Crew | 2 | 2 | 1 |
| Total Seats | 18 | 17 | 6 |
| Flight Rules | IFR | — | IFR |
| Manufacturer | Bell | Dassault Falcon | Piper |
| Aircraft Name | 525 Relentless | 8X | M600 |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 580 | 6450 | 1406 |
| Max Cabin Seats | 16 | 16 | — |
| OEM Verification | VERIFIED | VERIFIED | VERIFIED |
| Useful Load (lbs) | 6675 | 36900 | 2200 |
| Standard Cabin Seats | 16 | 14 | 4 |
| Flight Deck (Base Spec) | Garmin G5000H | Honeywell Primus EASy II | Garmin G3000 |
| Max Cruise Speed (ktas) | 160 | 516 | 274 |
| Base Aircraft Price (USD) | $15,000,000 | $ 62,500,000 | $3,081,400 |
| DOC / nm | — | $ 7.66 | $ 2.19 |
| DOC / nm / Seat | — | $ 0.64 | $ 0.55 |
| Direct Operating Cost | — | $ 3,805 | $ 603 |
| Cabin | |||
| Cockpit | 2 | 3 | 2 |
| Min Crew | 2 | 2 | 1 |
| Total Seats | 18 | 17 | 5 |
| Max Cabin Seats | 16 | 16 | — |
| Standard Cabin Seats | 16 | 14 | 4 |
| Lavatory | — | 2 Enclosed Flushing | No |
| Crew Rest | — | No | — |
| Jump Seat | — | Yes | — |
| Galley Location | — | FWD | MID |
| Lavatory Location | — | FWD / AFT | — |
| Cabin Pressure (psi) | — | 10.2 | 5.6 |
| Galley / Refreshment | — | Galley | Refreshment Centre |
| SL Cabin Altitude (ft) | — | 29200 | 12600 |
| Max Cabin Altitude (ft) | — | 3900 | 8644 |
| Engine | |||
| FADEC | Dual-Channel | Yes | No |
| Model | CT7-2F1 | PW307D | PT6A-42A |
| Fuel Type | JetFuel | — | — |
| TBO (hrs) | 4000 | On-Condition | 3600 |
| Horsepower | 1800 | — | 600 |
| No. of Engines | 2 | 3 | 1 |
| Fuel Capacity (gal) | 641 | — | 260 |
| Flat Rating | — | ISA + 17 | ISA + 55 |
| Thrust (lbs) | — | 6722 | — |
| Dimensions | |||
| Width (ft) | 25.77 | — | — |
| Length (ft) | 61.58 | 80.2 | 29.7 |
| Cabin Width (ft) | 7.58 | 7.7 | 4.1 |
| Cabin Height (ft) | 4.5 | 6.2 | 4 |
| Cabin Length (ft) | 15.5 | 42.7 | 12.3 |
| Overall Height (ft) | 18.18 | 26.1 | 11.3 |
| Rotor Diameter (ft) | 54.5 | — | — |
| Baggage Volume Ext. (cu. ft) | 128 | — | — |
| Wingspan (ft) | — | 86.3 | 43.2 |
| Cabin Volume (cu. ft) | — | 1695 | 165 |
| Cabin Width - Floor (ft) | — | 6.3 | — |
| Cabin Length - Seating (ft) | — | 29.2 | — |
| Baggage Volume Int. (cu. ft) | — | 140 | 20 |