Bell 525 Relentless vs Boeing Bbj Max 9 vs Robinson R66
The Bell 525 Relentless is a twin‑engine civilian helicopter aimed at offshore, corporate, and SAR-style missions. It typically carries around 16 passengers in a high-density cabin (fewer in VIP layouts) and offers medium helicopter range, roughly in the 500–600 nautical mile class depending on payload and reserves. The Robinson R66 is a smaller single‑engine turbine helicopter primarily used for personal, training, utility, and light charter work. It generally seats 4–5 people including the pilot and has shorter range, commonly around 300–350 nautical miles. The Boeing BBJ MAX 9 is a long‑range business jet variant of the 737 MAX 9 airliner, operating in an entirely different category from the helicopters. In executive configurations it can carry on the order of 25–50 passengers (and far more in airline seating), and it delivers intercontinental range, roughly about 3,200–3,600 nautical miles depending on configuration. In practical terms, the BBJ MAX 9 is for fast, high-altitude, long-distance travel; the Bell 525 bridges vertical-lift access with moderate range and cabin volume; and the R66 prioritizes simplicity and lower operating scale for short hops.
| Spec | Bell 525 Relentless | Boeing BBJ MAX 9 |
|---|---|---|
| Summary | ||
| Cockpit | 2 | 2 |
| Min Crew | 2 | 4 |
| Total Seats | 18 | 12 |
| Flight Rules | IFR | — |
| Manufacturer | Bell | Boeing |
| Aircraft Name | 525 Relentless | BBJ MAX 9 |
| Certification | FAA / EASA | FAA / EASA |
| Max Range (nm) | 580 | 6376 |
| Max Cabin Seats | 16 | 35 |
| OEM Verification | VERIFIED | VERIFIED |
| Useful Load (lbs) | 6675 | 77120 |
| Standard Cabin Seats | 16 | 8 |
| Flight Deck (Base Spec) | Garmin G5000H | Honeywell |
| Max Cruise Speed (ktas) | 160 | 470 |
| Base Aircraft Price (USD) | $15,000,000 | $107,700,000 |
| DOC / nm | — | $ 15.74 |
| DOC / nm / Seat | — | $ 1.97 |
| Direct Operating Cost | — | $ 7,396 |
| Cabin | ||
| Cockpit | 2 | 2 |
| Min Crew | 2 | 4 |
| Total Seats | 18 | 10 |
| Max Cabin Seats | 16 | 35 |
| Standard Cabin Seats | 16 | 8 |
| Configuration | — | Green Interior |
| Cabin Pressure (psi) | — | 9 |
| SL Cabin Altitude (ft) | — | 24000 |
| Engine | ||
| FADEC | Dual-Channel | Yes |
| Model | CT7-2F1 | LEAP-1B |
| Fuel Type | JetFuel | — |
| TBO (hrs) | 4000 | On-Condition |
| Horsepower | 1800 | — |
| No. of Engines | 2 | 2 |
| Fuel Capacity (gal) | 641 | — |
| Flat Rating | — | ISA + 15 |
| Thrust (lbs) | — | 28000 |
| Dimensions | ||
| Width (ft) | 25.77 | — |
| Length (ft) | 61.58 | 138.4 |
| Cabin Width (ft) | 7.58 | 11.6 |
| Cabin Height (ft) | 4.5 | 7.1 |
| Cabin Length (ft) | 15.5 | 107.2 |
| Overall Height (ft) | 18.18 | 40.3 |
| Rotor Diameter (ft) | 54.5 | — |
| Baggage Volume Ext. (cu. ft) | 128 | 1485 |
| Wingspan (ft) | — | 117.9 |
| Aisle Step (ft) | — | Flat Floor |
| Cabin Width - Floor (ft) | — | 10.7 |
| Cabin Length - Seating (ft) | — | 100.6 |