Bell 525 Relentless vs Cessna Citation Xls vs Piper M600 Sls
The Bell 525 Relentless is a fly-by-wire, twin‑engine helicopter aimed at offshore, corporate, and utility missions where vertical lift and point‑to‑point access matter more than speed. It typically carries around 16 passengers in a high-density configuration (fewer in executive layouts) and offers a range on the order of roughly 500–600 nautical miles, depending on payload and reserves. The Cessna Citation XLS+ is a light business jet optimized for fast, efficient city-pair travel between airports. It generally seats 8–9 passengers in a typical executive cabin (with optional additional seating depending on configuration) and has an approximate range around 2,000–2,100 nautical miles, making it suited to longer nonstop trips than the other two. The Piper M600 SLS is a single‑engine turboprop positioned as a high-performance personal and owner‑operator aircraft. It usually accommodates up to 6 occupants and offers a range roughly in the 1,200–1,500 nautical mile class, balancing efficiency and runway flexibility but without the jet’s speed or the helicopter’s access.
| Spec | Bell 525 Relentless | Cessna Citation XLS+ | Piper M600 SLS |
|---|---|---|---|
| Summary | |||
| Cockpit | 2 | 2 | 2 |
| Min Crew | 2 | 2 | 1 |
| Total Seats | 18 | 10 | 6 |
| Flight Rules | IFR | — | IFR |
| Manufacturer | Bell | Cessna Citation | Piper |
| Aircraft Name | 525 Relentless | XLS+ | M600 |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 580 | 1906 | 1406 |
| Max Cabin Seats | 16 | 9 | — |
| OEM Verification | VERIFIED | VERIFIED | VERIFIED |
| Useful Load (lbs) | 6675 | 7540 | 2200 |
| Standard Cabin Seats | 16 | 8 | 4 |
| Flight Deck (Base Spec) | Garmin G5000H | Rockwell Collins Pro Line 21 | Garmin G3000 |
| Max Cruise Speed (ktas) | 160 | 430 | 274 |
| Base Aircraft Price (USD) | $15,000,000 | $15,500,000 | $3,081,400 |
| DOC / nm | — | $ 5.34 | $ 2.19 |
| DOC / nm / Seat | — | $ 0.67 | $ 0.55 |
| Direct Operating Cost | — | $ 2,303 | $ 603 |
| Cabin | |||
| Cockpit | 2 | 2 | 2 |
| Min Crew | 2 | 2 | 1 |
| Total Seats | 18 | 10 | 5 |
| Max Cabin Seats | 16 | 9 | — |
| Standard Cabin Seats | 16 | 8 | 4 |
| Lavatory | — | 1 Enclosed Belted Flushing | No |
| Crew Rest | — | No | — |
| Jump Seat | — | No | — |
| Galley Location | — | FWD | MID |
| Lavatory Location | — | AFT | — |
| Cabin Pressure (psi) | — | 9.3 | 5.6 |
| Galley / Refreshment | — | Galley | Refreshment Centre |
| SL Cabin Altitude (ft) | — | 25230 | 12600 |
| Max Cabin Altitude (ft) | — | — | 8644 |
| Engine | |||
| FADEC | Dual-Channel | Yes | No |
| Model | CT7-2F1 | PW545C | PT6A-42A |
| Fuel Type | JetFuel | — | — |
| TBO (hrs) | 4000 | 5000 | 3600 |
| Horsepower | 1800 | — | 600 |
| No. of Engines | 2 | 2 | 1 |
| Fuel Capacity (gal) | 641 | — | 260 |
| Flat Rating | — | ISA + 10 | ISA + 55 |
| Thrust (lbs) | — | 4119 | — |
| Dimensions | |||
| Width (ft) | 25.77 | — | — |
| Length (ft) | 61.58 | 52.5 | 29.7 |
| Cabin Width (ft) | 7.58 | 5.5 | 4.1 |
| Cabin Height (ft) | 4.5 | 5.7 | 4 |
| Cabin Length (ft) | 15.5 | 18.5 | 12.3 |
| Overall Height (ft) | 18.18 | 17.2 | 11.3 |
| Rotor Diameter (ft) | 54.5 | — | — |
| Baggage Volume Ext. (cu. ft) | 128 | 80 | — |
| Wingspan (ft) | — | 56.3 | 43.2 |
| Aisle Step (ft) | — | 0.7 | — |
| Cabin Width - Floor (ft) | — | 3.9 | — |
| Cabin Length - Seating (ft) | — | 14.3 | — |
| Baggage Volume Int. (cu. ft) | — | 10 | 20 |
| Cabin Volume (cu. ft) | — | — | 165 |