Bell 525 Relentless vs Cessna Citation Xls vs Gulfstream G700 vs Piaggio Avanti Evo
The Bell 525 Relentless is a super‑medium helicopter, optimized for vertical access and point‑to‑point missions rather than long cruise legs. It typically carries around 12–16 passengers depending on layout, with range generally in the high‑400 to mid‑500 nautical mile class, making it well suited to offshore, remote-site, or downtown-to-downtown travel where runways aren’t available. The Cessna Citation XLS+ is a midsize business jet aimed at efficient regional and transcontinental segments, seating about 7–9 passengers in typical executive configurations, with roughly a 2,000‑nautical‑mile range class. The Gulfstream G700 is an ultra‑long‑range large‑cabin business jet, designed for global nonstop travel and maximum cabin volume. It commonly seats 12–19 passengers (higher with dense layouts) and offers approximately 7,000+ nautical miles of range, enabling many intercontinental city pairs. The Piaggio Avanti EVO is a high‑speed turboprop, positioned between light jets and traditional turboprops for speed and operating economics. It typically seats 6–9 passengers and offers about 1,400–1,800 nautical miles of range, depending on reserves and mission profile.
| Spec | Bell 525 Relentless | Cessna Citation XLS+ | Gulfstream G700 | Piaggio Avanti EVO |
|---|---|---|---|---|
| Summary | ||||
| Cockpit | 2 | 2 | 3 | 2 |
| Min Crew | 2 | 2 | 4 | 1 |
| Total Seats | 18 | 10 | 16 | 8 |
| Flight Rules | IFR | — | — | IFR |
| Manufacturer | Bell | Cessna Citation | Gulfstream | Piaggio |
| Aircraft Name | 525 Relentless | XLS+ | G700 | Avanti EVO |
| Certification | FAA / EASA | FAA / EASA | In Development | FAA / EASA |
| Max Range (nm) | 580 | 1906 | 7500 | 1530 |
| Max Cabin Seats | 16 | 9 | 19 | 7 |
| OEM Verification | VERIFIED | VERIFIED | Un-Verified | Un-Verified |
| Useful Load (lbs) | 6675 | 7540 | — | 3775 |
| Standard Cabin Seats | 16 | 8 | 12 | 6 |
| Flight Deck (Base Spec) | Garmin G5000H | Rockwell Collins Pro Line 21 | Gulfstream Symmetry Flight Deck | Rockwell Collins Pro Line 21 |
| Max Cruise Speed (ktas) | 160 | 430 | 516 | 400 |
| Base Aircraft Price (USD) | $15,000,000 | $15,500,000 | $78,000,000 | $ 7,695,000 |
| DOC / nm | — | $ 5.34 | — | — |
| DOC / nm / Seat | — | $ 0.67 | — | — |
| Direct Operating Cost | — | $ 2,303 | — | — |
| Cabin | ||||
| Cockpit | 2 | 2 | 2 | 2 |
| Min Crew | 2 | 2 | 4 | 1 |
| Total Seats | 18 | 10 | 16 | 8 |
| Max Cabin Seats | 16 | 9 | 19 | 7 |
| Standard Cabin Seats | 16 | 8 | 12 | 6 |
| Lavatory | — | 1 Enclosed Belted Flushing | — | No |
| Crew Rest | — | No | Optional | — |
| Jump Seat | — | No | Yes | — |
| Galley Location | — | FWD | FWD | — |
| Lavatory Location | — | AFT | FWD / AFT | — |
| Cabin Pressure (psi) | — | 9.3 | — | 9 |
| Galley / Refreshment | — | Galley | — | No |
| SL Cabin Altitude (ft) | — | 25230 | — | 24000 |
| Max Cabin Altitude (ft) | — | — | — | 6600 |
| Engine | ||||
| FADEC | Dual-Channel | Yes | — | Yes |
| Model | CT7-2F1 | PW545C | Pearl 700 | PT6A–66B |
| Fuel Type | JetFuel | — | — | — |
| TBO (hrs) | 4000 | 5000 | On Condition | 3600 |
| Horsepower | 1800 | — | — | 850 |
| No. of Engines | 2 | 2 | 2 | 2 |
| Fuel Capacity (gal) | 641 | — | — | — |
| Flat Rating | — | ISA + 10 | — | ISA + 28 |
| Thrust (lbs) | — | 4119 | 18250 | — |
| Fuel Burn (gph) | — | — | — | 100 |
| Dimensions | ||||
| Width (ft) | 25.77 | — | — | — |
| Length (ft) | 61.58 | 52.5 | 109.9 | 47.3 |
| Cabin Width (ft) | 7.58 | 5.5 | 8.2 | 6.1 |
| Cabin Height (ft) | 4.5 | 5.7 | 6.25 | 5.8 |
| Cabin Length (ft) | 15.5 | 18.5 | 56.9 | 14.9 |
| Overall Height (ft) | 18.18 | 17.2 | 25.4 | 13.1 |
| Rotor Diameter (ft) | 54.5 | — | — | — |
| Baggage Volume Ext. (cu. ft) | 128 | 80 | — | — |
| Wingspan (ft) | — | 56.3 | 103 | 47.1 |
| Aisle Step (ft) | — | 0.7 | Flat Floor | — |
| Cabin Width - Floor (ft) | — | 3.9 | — | 3.5 |
| Cabin Length - Seating (ft) | — | 14.3 | — | — |
| Baggage Volume Int. (cu. ft) | — | 10 | 195 | 35.2 |