Bell 525 Relentless vs Cessna 208b Grand Caravan Ex vs Cessna Citation Xls vs Piper M600 Sls
The Bell 525 Relentless is a twin‑engine helicopter aimed at offshore, corporate, and utility missions. It typically carries about 12–16 passengers depending on configuration and has a range on the order of roughly 500–600 nautical miles, trading speed and flexibility for runway independence. The Cessna 208B Grand Caravan EX is a single‑engine turboprop utility airplane optimized for short, unimproved strips and high payload. It commonly seats 9–14 passengers (often 9 in commuter service) and offers roughly 900–1,000 nautical miles of range, making it a workhorse for regional and remote operations. The Cessna Citation XLS+ is a light business jet focused on fast point‑to‑point travel. Typical seating is about 8–9 passengers (up to around 12 in some layouts) with a range around 1,900–2,100 nautical miles, prioritizing speed, cabin comfort, and higher-altitude weather avoidance. The Piper M600 SLS is a single‑engine turboprop personal/corporate aircraft. It usually seats 4–6 passengers and delivers about 1,400 nautical miles of range, balancing efficiency and owner‑pilot capability with pressurized comfort.
| 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 |