Bell 525 Relentless vs Daher Tbm 960 vs Md Helicopters (mcdonnell Douglas) 902 Explorer vs Piper M600 Sls
The Bell 525 Relentless and the MD Helicopters (McDonnell Douglas) 902 Explorer are rotorcraft, while the Daher TBM 960 and Piper M600 SLS are single‑engine turboprop airplanes. In category terms, the Bell 525 is a larger, modern “super‑medium” twin‑engine helicopter aimed at offshore, corporate, and utility missions, whereas the 902 Explorer is a lighter twin‑engine helicopter commonly used for law enforcement, EMS support, and passenger/utility work. The TBM 960 and M600 SLS are pressurized, high‑performance personal/business transports; the TBM is generally positioned as the faster, longer‑legged executive single, while the M600 SLS emphasizes owner‑pilot simplicity and automation. On range, the TBM 960 typically offers the longest reach, followed by the Piper M600 SLS; both generally exceed the practical point‑to‑point range of the helicopters. Between the helicopters, the Bell 525 usually has greater range than the 902 Explorer. For passenger capacity, the Bell 525 typically carries the most (often up to around 16–20 seats depending on configuration). The 902 Explorer is commonly configured for roughly 6–8 passengers. The TBM 960 and M600 SLS usually seat about 5–6 passengers plus a pilot, depending on layout.
| Spec | Bell 525 Relentless | Daher TBM 960 | Piper M600 SLS |
|---|---|---|---|
| Summary | |||
| Cockpit | 2 | 2 | 2 |
| Min Crew | 2 | 1 | 1 |
| Total Seats | 18 | 6 | 6 |
| Flight Rules | IFR | IFR | IFR |
| Manufacturer | Bell | Daher TBM | Piper |
| Aircraft Name | 525 Relentless | TBM 960 | M600 |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 580 | 1730 | 1406 |
| Max Cabin Seats | 16 | — | — |
| OEM Verification | VERIFIED | Un-Verified | VERIFIED |
| Useful Load (lbs) | 6675 | 2908 | 2200 |
| Standard Cabin Seats | 16 | 4 | 4 |
| Flight Deck (Base Spec) | Garmin G5000H | Garmin G3000 | Garmin G3000 |
| Max Cruise Speed (ktas) | 160 | 330 | 274 |
| Base Aircraft Price (USD) | $15,000,000 | $4,450,000 | $3,081,400 |
| DOC / nm | — | $ 2.25 | $ 2.19 |
| Aircraft Type | — | Turbo Prop | — |
| DOC / nm / Seat | — | $ 0.56 | $ 0.55 |
| Direct Operating Cost | — | $ 744 | $ 603 |
| Cabin | |||
| Cockpit | 2 | 2 | 2 |
| Min Crew | 2 | 1 | 1 |
| Total Seats | 18 | 6 | 5 |
| Max Cabin Seats | 16 | — | — |
| Standard Cabin Seats | 16 | 4 | 4 |
| Lavatory | — | No | No |
| Galley Location | — | MID | MID |
| Cabin Pressure (psi) | — | 6.2 | 5.6 |
| SL Cabin Altitude (ft) | — | 14390 | 12600 |
| Galley / Refreshment | — | — | Refreshment Centre |
| Max Cabin Altitude (ft) | — | — | 8644 |
| Engine | |||
| FADEC | Dual-Channel | Yes | No |
| Model | CT7-2F1 | TBM 960 | PT6A-42A |
| Fuel Type | JetFuel | — | — |
| TBO (hrs) | 4000 | 3500 | 3600 |
| Horsepower | 1800 | 850 | 600 |
| No. of Engines | 2 | — | 1 |
| Fuel Capacity (gal) | 641 | — | 260 |
| Flat Rating | — | ISA + 49 | ISA + 55 |
| Dimensions | |||
| Width (ft) | 25.77 | — | — |
| Length (ft) | 61.58 | 35.3 | 29.7 |
| Cabin Width (ft) | 7.58 | 4 | 4.1 |
| Cabin Height (ft) | 4.5 | 4.1 | 4 |
| Cabin Length (ft) | 15.5 | 13.4 | 12.3 |
| Overall Height (ft) | 18.18 | — | 11.3 |
| Rotor Diameter (ft) | 54.5 | — | — |
| Baggage Volume Ext. (cu. ft) | 128 | — | — |
| Wingspan (ft) | — | 42.1 | 43.2 |
| Cabin Volume (cu. ft) | — | 123 | 165 |
| Baggage Volume Int. (cu. ft) | — | — | 20 |