| Summary |
| Cockpit | 2 | 2 | 2 | 2 |
| DOC / nm | $ 4.37 | $ 20.87 | — | — |
| Min Crew | 1 | 2 | 1 | 2 |
| Total Seats | 10 | 21 | 8 | 18 |
| Flight Rules | IFR | IFR | IFR | IFR |
| Manufacturer | Beechcraft | Airbus Helicopters | Piaggio | Bell |
| Aircraft Name | KingAir 350ER | H225 | Avanti EVO | 525 Relentless |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 2338 | 454 | 1530 | 580 |
| DOC / nm / Seat | $ 0.55 | $ 0.99 | — | — |
| Max Cabin Seats | 9 | 28 | 7 | 16 |
| OEM Verification | VERIFIED | Un-Verified | Un-Verified | VERIFIED |
| Useful Load (lbs) | 6585 | 11929 | 3775 | 6675 |
| Standard Cabin Seats | 8 | 19 | 6 | 16 |
| Direct Operating Cost | $ 1,324 | $ 2,963 | — | — |
| Flight Deck (Base Spec) | Rockwell Collins Pro Line Fusion | EFIS | Rockwell Collins Pro Line 21 | Garmin G5000H |
| Max Cruise Speed (ktas) | 303 | 142 | 400 | 160 |
| Base Aircraft Price (USD) | $8,750,000 | $ 29,500,000 | $ 7,695,000 | $15,000,000 |
| Cabin |
| Cockpit | 2 | 2 | 2 | 2 |
| Lavatory | Yes (Belted Optional) | — | No | — |
| Min Crew | 1 | 2 | 1 | 2 |
| Cargo Door | Optional | — | — | — |
| Total Seats | 10 | 21 | 8 | 18 |
| Galley Location | FWD | — | — | — |
| Max Cabin Seats | 9 | 28 | 7 | 16 |
| Lavatory Location | AFT | — | — | — |
| Cabin Pressure (psi) | 6.5 | — | 9 | — |
| Galley / Refreshment | Refreshment Center | — | No | — |
| Standard Cabin Seats | 8 | 19 | 6 | 16 |
| SL Cabin Altitude (ft) | — | — | 24000 | — |
| Max Cabin Altitude (ft) | — | — | 6600 | — |
| Engine |
| FADEC | Yes | Yes | Yes | Dual-Channel |
| Model | PT6A-60A | Makila 2A1 | PT6A–66B | CT7-2F1 |
| TBO (hrs) | 3600 | 3500 | 3600 | 4000 |
| Horsepower | 1050 | 2100 | 850 | 1800 |
| Flat Rating | ISA + 10 | — | ISA + 28 | — |
| No. of Engines | 1 | 2 | 2 | 2 |
| Fuel Capacity (gal) | 775 | 684 | — | 641 |
| Fuel Type | — | JetFuel | — | JetFuel |
| Fuel Burn (gph) | — | — | 100 | — |
| Dimensions |
| Length (ft) | 46.7 | 63.4 | 47.3 | 61.58 |
| Wingspan (ft) | 57.9 | — | 47.1 | — |
| Cabin Width (ft) | 4.5 | — | 6.1 | 7.58 |
| Cabin Height (ft) | 4.8 | — | 5.8 | 4.5 |
| Cabin Length (ft) | 19.5 | — | 14.9 | 15.5 |
| Overall Height (ft) | 14.4 | 16.3 | 13.1 | 18.18 |
| Cabin Width - Floor (ft) | 4.1 | — | 3.5 | — |
| Cabin Length - Seating (ft) | 19.5 | — | — | — |
| Baggage Volume Int. (cu. ft) | 71 | — | 35.2 | — |
| Rotor Diameter (ft) | — | 53.2 | — | 54.5 |
| Cabin Volume (cu. ft) | — | 547 | — | — |
| Width (ft) | — | — | — | 25.77 |
| Baggage Volume Ext. (cu. ft) | — | — | — | 128 |
