| Summary |
| Cockpit | 2 | 2 | 2 | 2 |
| DOC / nm | $ 4.20 | — | $ 11.69 | — |
| Min Crew | 1 | 2 | 2 | 1 |
| Total Seats | 10 | 18 | 17 | 8 |
| Flight Rules | IFR | IFR | IFR | IFR |
| Manufacturer | Beechcraft | Bell | Leonardo | Piaggio |
| Aircraft Name | KingAir 350i | 525 Relentless | AW139 | Avanti EVO |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 1560 | 580 | 573 | 1530 |
| DOC / nm / Seat | $ 0.53 | — | $ 0.69 | — |
| Max Cabin Seats | 9 | 16 | 15 | 7 |
| OEM Verification | VERIFIED | VERIFIED | Un-Verified | Un-Verified |
| Useful Load (lbs) | 5145 | 6675 | 4701 | 3775 |
| Standard Cabin Seats | 8 | 16 | 15 | 6 |
| Direct Operating Cost | $ 1,311 | — | $ 1,929 | — |
| Flight Deck (Base Spec) | Rockwell Collins Pro Line Fusion | Garmin G5000H | EFIS | Rockwell Collins Pro Line 21 |
| Max Cruise Speed (ktas) | 312 | 160 | 165 | 400 |
| Base Aircraft Price (USD) | $7,650,000 | $15,000,000 | $15,900,000 | $ 7,695,000 |
| Cabin |
| Cockpit | 2 | 2 | 2 | 2 |
| Lavatory | Optional | — | — | No |
| Min Crew | 1 | 2 | 2 | 1 |
| Total Seats | 10 | 18 | 17 | 8 |
| Galley Location | FWD | — | — | — |
| Max Cabin Seats | 9 | 16 | 15 | 7 |
| Lavatory Location | AFT | — | — | — |
| Cabin Pressure (psi) | 6.5 | — | — | 9 |
| Galley / Refreshment | Optional | — | — | No |
| Standard Cabin Seats | 8 | 16 | 15 | 6 |
| SL Cabin Altitude (ft) | — | — | — | 24000 |
| Max Cabin Altitude (ft) | — | — | — | 6600 |
| Engine |
| FADEC | Yes | Dual-Channel | Yes | Yes |
| Model | PT6A-60A | CT7-2F1 | PT6C-67C | PT6A–66B |
| TBO (hrs) | 3600 | 4000 | 5000 | 3600 |
| Horsepower | 1050 | 1800 | 1679 | 850 |
| Flat Rating | ISA + 10 | — | — | ISA + 28 |
| No. of Engines | 1 | 2 | 2 | 2 |
| Fuel Capacity (gal) | 539 | 641 | 414 | — |
| Fuel Type | — | JetFuel | JetFuel | — |
| Fuel Burn (gph) | — | — | — | 100 |
| Dimensions |
| Length (ft) | 46.7 | 61.58 | 54.7 | 47.3 |
| Wingspan (ft) | 57.9 | — | — | 47.1 |
| Cabin Width (ft) | 4.5 | 7.58 | — | 6.1 |
| Cabin Height (ft) | 4.8 | 4.5 | — | 5.8 |
| Cabin Length (ft) | 19.5 | 15.5 | — | 14.9 |
| Overall Height (ft) | 14.4 | 18.18 | 16.4 | 13.1 |
| Cabin Width - Floor (ft) | 4.1 | — | — | 3.5 |
| Cabin Length - Seating (ft) | 19.5 | — | — | — |
| Baggage Volume Int. (cu. ft) | 71 | — | — | 35.2 |
| Width (ft) | — | 25.77 | — | — |
| Rotor Diameter (ft) | — | 54.5 | 54.7 | — |
| Baggage Volume Ext. (cu. ft) | — | 128 | 120 | — |
| Cabin Volume (cu. ft) | — | — | 282 | — |
