Bell 525 Relentless vs Cessna 208b Grand Caravan Ex vs Piaggio Avanti Evo
The Bell 525 Relentless is a fly-by-wire, twin‑engine helicopter aimed at offshore, corporate, and emergency-mission roles. It typically carries about 16 passengers (depending on interior/mission fit) and offers roughly a 500–600 nautical mile range, trading speed and runway independence for shorter legs than most fixed‑wing aircraft. The Cessna 208B Grand Caravan EX is a single‑engine turboprop utility airplane optimized for rugged, short-field operations, freight, and regional passenger service. It commonly seats up to 14 passengers and delivers about 900–1,000 nautical miles of range, prioritizing simplicity, payload flexibility, and low operating cost over high cruise speed. The Piaggio P.180 Avanti EVO is a twin‑engine turboprop business aircraft focused on fast, efficient executive travel. It generally seats 6–9 passengers in typical corporate layouts and offers about 1,400–1,700 nautical miles of range, providing the longest legs and highest cruise speeds of the three, but requiring runways and emphasizing comfort and time savings over utility versatility.
| Spec | Bell 525 Relentless | Piaggio Avanti EVO |
|---|---|---|
| Summary | ||
| Cockpit | 2 | 2 |
| Min Crew | 2 | 1 |
| Total Seats | 18 | 8 |
| Flight Rules | IFR | IFR |
| Manufacturer | Bell | Piaggio |
| Aircraft Name | 525 Relentless | Avanti EVO |
| Certification | FAA / EASA | FAA / EASA |
| Max Range (nm) | 580 | 1530 |
| Max Cabin Seats | 16 | 7 |
| OEM Verification | VERIFIED | Un-Verified |
| Useful Load (lbs) | 6675 | 3775 |
| Standard Cabin Seats | 16 | 6 |
| Flight Deck (Base Spec) | Garmin G5000H | Rockwell Collins Pro Line 21 |
| Max Cruise Speed (ktas) | 160 | 400 |
| Base Aircraft Price (USD) | $15,000,000 | $ 7,695,000 |
| Cabin | ||
| Cockpit | 2 | 2 |
| Min Crew | 2 | 1 |
| Total Seats | 18 | 8 |
| Max Cabin Seats | 16 | 7 |
| Standard Cabin Seats | 16 | 6 |
| Lavatory | — | No |
| Cabin Pressure (psi) | — | 9 |
| Galley / Refreshment | — | No |
| SL Cabin Altitude (ft) | — | 24000 |
| Max Cabin Altitude (ft) | — | 6600 |
| Engine | ||
| FADEC | Dual-Channel | Yes |
| Model | CT7-2F1 | PT6A–66B |
| Fuel Type | JetFuel | — |
| TBO (hrs) | 4000 | 3600 |
| Horsepower | 1800 | 850 |
| No. of Engines | 2 | 2 |
| Fuel Capacity (gal) | 641 | — |
| Flat Rating | — | ISA + 28 |
| Fuel Burn (gph) | — | 100 |
| Dimensions | ||
| Width (ft) | 25.77 | — |
| Length (ft) | 61.58 | 47.3 |
| Cabin Width (ft) | 7.58 | 6.1 |
| Cabin Height (ft) | 4.5 | 5.8 |
| Cabin Length (ft) | 15.5 | 14.9 |
| Overall Height (ft) | 18.18 | 13.1 |
| Rotor Diameter (ft) | 54.5 | — |
| Baggage Volume Ext. (cu. ft) | 128 | — |
| Wingspan (ft) | — | 47.1 |
| Cabin Width - Floor (ft) | — | 3.5 |
| Baggage Volume Int. (cu. ft) | — | 35.2 |