| Summary |
| Cockpit | 2 | 2 | 2 | 2 |
| DOC / nm | $ 4.30 | $ 4.20 | — | $ 2.19 |
| Min Crew | 1 | 1 | 2 | 1 |
| Total Seats | 8 | 10 | 21 | 6 |
| Flight Rules | IFR | IFR | IFR | IFR |
| Manufacturer | Beechcraft | Beechcraft | Cessna | Piper |
| Aircraft Name | KingAir 250 | KingAir 350i | SkyCourier | M600 |
| Certification | FAA / EASA | FAA / EASA | In Development | FAA / EASA |
| Max Range (nm) | 1420 | 1560 | 900 | 1406 |
| DOC / nm / Seat | $ 0.72 | $ 0.53 | — | $ 0.55 |
| Max Cabin Seats | 8 | 9 | 19 | — |
| OEM Verification | VERIFIED | VERIFIED | Un-Verified | VERIFIED |
| Useful Load (lbs) | 3760 | 5145 | — | 2200 |
| Standard Cabin Seats | 6 | 8 | 19 | 4 |
| Direct Operating Cost | $ 1,333 | $ 1,311 | — | $ 603 |
| Flight Deck (Base Spec) | Rockwell Collins Pro Line Fusion | Rockwell Collins Pro Line Fusion | Gyro / Analog | Garmin G3000 |
| Max Cruise Speed (ktas) | 310 | 312 | 200 | 274 |
| Base Aircraft Price (USD) | $6,450,000 | $7,650,000 | $7,375,000 | $3,081,400 |
| Cabin |
| Cockpit | 2 | 2 | 2 | 2 |
| Lavatory | 1 Flushing | Optional | No | No |
| Min Crew | 1 | 1 | 2 | 1 |
| Total Seats | 8 | 10 | 21 | 5 |
| Max Cabin Seats | 8 | 9 | 19 | — |
| Lavatory Location | AFT | AFT | — | — |
| Cabin Pressure (psi) | 6.5 | 6.5 | Un-Pressurized | 5.6 |
| Galley / Refreshment | No | Optional | No | Refreshment Centre |
| Standard Cabin Seats | 6 | 8 | 19 | 4 |
| SL Cabin Altitude (ft) | 15293 | — | — | 12600 |
| Galley Location | — | FWD | — | MID |
| Cargo Door | — | — | Yes | — |
| Max Cabin Altitude (ft) | — | — | — | 8644 |
| Engine |
| FADEC | Yes | Yes | Yes | No |
| Model | PT6A-52 | PT6A-60A | PT6A-65SC | PT6A-42A |
| TBO (hrs) | 3600 | 3600 | 6000 | 3600 |
| Horsepower | 850 | 1050 | 1100 | 600 |
| Flat Rating | ISA + 37 | ISA + 10 | — | ISA + 55 |
| No. of Engines | 1 | 1 | 1 | 1 |
| Fuel Capacity (gal) | 544 | 539 | — | 260 |
| Dimensions |
| Length (ft) | 43.8 | 46.7 | 54.9 | 29.7 |
| Wingspan (ft) | 57.9 | 57.9 | 72 | 43.2 |
| Cabin Width (ft) | 4.5 | 4.5 | — | 4.1 |
| Cabin Height (ft) | 4.8 | 4.8 | — | 4 |
| Cabin Length (ft) | 16.7 | 19.5 | — | 12.3 |
| Overall Height (ft) | 14.8 | 14.4 | 19.8 | 11.3 |
| Cabin Width - Floor (ft) | 4.1 | 4.1 | — | — |
| Cabin Length - Seating (ft) | 16.7 | 19.5 | — | — |
| Baggage Volume Int. (cu. ft) | 55 | 71 | — | 20 |
| Cabin Volume (cu. ft) | — | — | — | 165 |
