Bell 525 Relentless vs Cessna Citation Xls vs Gulfstream G700 vs Piper M600 Sls
The Bell 525 Relentless is a fly-by-wire, twin‑engine helicopter aimed at offshore and corporate transport. It typically carries around a dozen-plus occupants in high-density layouts and offers a practical range on the order of roughly 500–600 nautical miles, optimized for point-to-point flexibility rather than long nonstop trips. The Cessna Citation XLS+ is a midsize business jet suited to regional missions. It commonly seats about 8–9 passengers in executive configuration and can fly roughly 2,000–2,100 nautical miles, balancing runway flexibility with efficient short-to-medium range travel. The Gulfstream G700 is an ultra-long-range, large-cabin flagship business jet designed for intercontinental flying. It generally accommodates around 13–19 passengers depending on layout and delivers approximately 7,500 nautical miles of range, prioritizing nonstop global city pairs and maximum cabin space. The Piper M600 SLS is a single‑engine turboprop, positioned as a high-performance personal/business aircraft. It typically carries 4–6 passengers plus a pilot and has a range around 1,400–1,600 nautical miles, offering lower operating complexity than jets while remaining faster and longer-legged than most piston aircraft.
| Spec | Bell 525 Relentless | Cessna Citation XLS+ | Gulfstream G700 | Piper M600 SLS |
|---|---|---|---|---|
| Summary | ||||
| Cockpit | 2 | 2 | 3 | 2 |
| Min Crew | 2 | 2 | 4 | 1 |
| Total Seats | 18 | 10 | 16 | 6 |
| Flight Rules | IFR | — | — | IFR |
| Manufacturer | Bell | Cessna Citation | Gulfstream | Piper |
| Aircraft Name | 525 Relentless | XLS+ | G700 | M600 |
| Certification | FAA / EASA | FAA / EASA | In Development | FAA / EASA |
| Max Range (nm) | 580 | 1906 | 7500 | 1406 |
| Max Cabin Seats | 16 | 9 | 19 | — |
| OEM Verification | VERIFIED | VERIFIED | Un-Verified | VERIFIED |
| Useful Load (lbs) | 6675 | 7540 | — | 2200 |
| Standard Cabin Seats | 16 | 8 | 12 | 4 |
| Flight Deck (Base Spec) | Garmin G5000H | Rockwell Collins Pro Line 21 | Gulfstream Symmetry Flight Deck | Garmin G3000 |
| Max Cruise Speed (ktas) | 160 | 430 | 516 | 274 |
| Base Aircraft Price (USD) | $15,000,000 | $15,500,000 | $78,000,000 | $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 | 2 |
| Min Crew | 2 | 2 | 4 | 1 |
| Total Seats | 18 | 10 | 16 | 5 |
| Max Cabin Seats | 16 | 9 | 19 | — |
| Standard Cabin Seats | 16 | 8 | 12 | 4 |
| Lavatory | — | 1 Enclosed Belted Flushing | — | No |
| Crew Rest | — | No | Optional | — |
| Jump Seat | — | No | Yes | — |
| Galley Location | — | FWD | FWD | MID |
| Lavatory Location | — | AFT | FWD / 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 | Pearl 700 | PT6A-42A |
| Fuel Type | JetFuel | — | — | — |
| TBO (hrs) | 4000 | 5000 | On Condition | 3600 |
| Horsepower | 1800 | — | — | 600 |
| No. of Engines | 2 | 2 | 2 | 1 |
| Fuel Capacity (gal) | 641 | — | — | 260 |
| Flat Rating | — | ISA + 10 | — | ISA + 55 |
| Thrust (lbs) | — | 4119 | 18250 | — |
| Dimensions | ||||
| Width (ft) | 25.77 | — | — | — |
| Length (ft) | 61.58 | 52.5 | 109.9 | 29.7 |
| Cabin Width (ft) | 7.58 | 5.5 | 8.2 | 4.1 |
| Cabin Height (ft) | 4.5 | 5.7 | 6.25 | 4 |
| Cabin Length (ft) | 15.5 | 18.5 | 56.9 | 12.3 |
| Overall Height (ft) | 18.18 | 17.2 | 25.4 | 11.3 |
| Rotor Diameter (ft) | 54.5 | — | — | — |
| Baggage Volume Ext. (cu. ft) | 128 | 80 | — | — |
| Wingspan (ft) | — | 56.3 | 103 | 43.2 |
| Aisle Step (ft) | — | 0.7 | Flat Floor | — |
| Cabin Width - Floor (ft) | — | 3.9 | — | — |
| Cabin Length - Seating (ft) | — | 14.3 | — | — |
| Baggage Volume Int. (cu. ft) | — | 10 | 195 | 20 |
| Cabin Volume (cu. ft) | — | — | — | 165 |