Bell 525 Relentless vs Boeing Bbj Max 9 vs Gulfstream G700 vs Piaggio Avanti Evo
The Bell 525 Relentless is a fly-by-wire super‑medium helicopter aimed at offshore, corporate, and public-service missions; it trades speed and cabin volume for vertical access. Its range is roughly in the 500–600 nautical mile class, and typical passenger capacity is about 12–16 depending on layout. The Boeing BBJ MAX 9 is a long-range VIP airliner based on the 737 MAX 9, positioned for intercontinental corporate travel with an airliner-sized cabin. It offers the longest range of this group at roughly 3,200–3,500 nautical miles (configuration dependent) and can carry anywhere from a small VIP group to a high-density executive shuttle, commonly a few dozen passengers and potentially far more. The Gulfstream G700 is an ultra‑long‑range business jet optimized for nonstop global missions. It delivers about 7,000+ nautical miles of range and typically seats around 13–19 in a luxury cabin. The Piaggio Avanti EVO is a fast, efficient twin‑turboprop for short to mid-range business trips, generally around 1,200–1,700 nautical miles and about 6–9 passengers.
| Spec | Bell 525 Relentless | Boeing BBJ MAX 9 | Gulfstream G700 | Piaggio Avanti EVO |
|---|---|---|---|---|
| Summary | ||||
| Cockpit | 2 | 2 | 3 | 2 |
| Min Crew | 2 | 4 | 4 | 1 |
| Total Seats | 18 | 12 | 16 | 8 |
| Flight Rules | IFR | — | — | IFR |
| Manufacturer | Bell | Boeing | Gulfstream | Piaggio |
| Aircraft Name | 525 Relentless | BBJ MAX 9 | G700 | Avanti EVO |
| Certification | FAA / EASA | FAA / EASA | In Development | FAA / EASA |
| Max Range (nm) | 580 | 6376 | 7500 | 1530 |
| Max Cabin Seats | 16 | 35 | 19 | 7 |
| OEM Verification | VERIFIED | VERIFIED | Un-Verified | Un-Verified |
| Useful Load (lbs) | 6675 | 77120 | — | 3775 |
| Standard Cabin Seats | 16 | 8 | 12 | 6 |
| Flight Deck (Base Spec) | Garmin G5000H | Honeywell | Gulfstream Symmetry Flight Deck | Rockwell Collins Pro Line 21 |
| Max Cruise Speed (ktas) | 160 | 470 | 516 | 400 |
| Base Aircraft Price (USD) | $15,000,000 | $107,700,000 | $78,000,000 | $ 7,695,000 |
| DOC / nm | — | $ 15.74 | — | — |
| DOC / nm / Seat | — | $ 1.97 | — | — |
| Direct Operating Cost | — | $ 7,396 | — | — |
| Cabin | ||||
| Cockpit | 2 | 2 | 2 | 2 |
| Min Crew | 2 | 4 | 4 | 1 |
| Total Seats | 18 | 10 | 16 | 8 |
| Max Cabin Seats | 16 | 35 | 19 | 7 |
| Standard Cabin Seats | 16 | 8 | 12 | 6 |
| Configuration | — | Green Interior | — | — |
| Cabin Pressure (psi) | — | 9 | — | 9 |
| SL Cabin Altitude (ft) | — | 24000 | — | 24000 |
| Crew Rest | — | — | Optional | — |
| Jump Seat | — | — | Yes | — |
| Galley Location | — | — | FWD | — |
| Lavatory Location | — | — | FWD / AFT | — |
| Lavatory | — | — | — | No |
| Galley / Refreshment | — | — | — | No |
| Max Cabin Altitude (ft) | — | — | — | 6600 |
| Engine | ||||
| FADEC | Dual-Channel | Yes | — | Yes |
| Model | CT7-2F1 | LEAP-1B | Pearl 700 | PT6A–66B |
| Fuel Type | JetFuel | — | — | — |
| TBO (hrs) | 4000 | On-Condition | On Condition | 3600 |
| Horsepower | 1800 | — | — | 850 |
| No. of Engines | 2 | 2 | 2 | 2 |
| Fuel Capacity (gal) | 641 | — | — | — |
| Flat Rating | — | ISA + 15 | — | ISA + 28 |
| Thrust (lbs) | — | 28000 | 18250 | — |
| Fuel Burn (gph) | — | — | — | 100 |
| Dimensions | ||||
| Width (ft) | 25.77 | — | — | — |
| Length (ft) | 61.58 | 138.4 | 109.9 | 47.3 |
| Cabin Width (ft) | 7.58 | 11.6 | 8.2 | 6.1 |
| Cabin Height (ft) | 4.5 | 7.1 | 6.25 | 5.8 |
| Cabin Length (ft) | 15.5 | 107.2 | 56.9 | 14.9 |
| Overall Height (ft) | 18.18 | 40.3 | 25.4 | 13.1 |
| Rotor Diameter (ft) | 54.5 | — | — | — |
| Baggage Volume Ext. (cu. ft) | 128 | 1485 | — | — |
| Wingspan (ft) | — | 117.9 | 103 | 47.1 |
| Aisle Step (ft) | — | Flat Floor | Flat Floor | — |
| Cabin Width - Floor (ft) | — | 10.7 | — | 3.5 |
| Cabin Length - Seating (ft) | — | 100.6 | — | — |
| Baggage Volume Int. (cu. ft) | — | — | 195 | 35.2 |