| Summary |
| Cockpit | 2 | 2 | 2 | 2 |
| DOC / nm | $ 4.37 | $ 4.37 | $ 4.30 | $ 4.20 |
| Min Crew | 1 | 1 | 1 | 1 |
| Total Seats | 10 | 9 | 8 | 10 |
| Flight Rules | IFR | — | IFR | IFR |
| Manufacturer | Beechcraft | Cessna Citation | Beechcraft | Beechcraft |
| Aircraft Name | KingAir 350ER | CJ4 | KingAir 250 | KingAir 350i |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 2338 | 2170 | 1420 | 1560 |
| DOC / nm / Seat | $ 0.55 | $ 0.62 | $ 0.72 | $ 0.53 |
| Max Cabin Seats | 9 | 8 | 8 | 9 |
| OEM Verification | VERIFIED | VERIFIED | VERIFIED | VERIFIED |
| Useful Load (lbs) | 6585 | 6914 | 3760 | 5145 |
| Standard Cabin Seats | 8 | 7 | 6 | 8 |
| Direct Operating Cost | $ 1,324 | $ 1,970 | $ 1,333 | $ 1,311 |
| Flight Deck (Base Spec) | Rockwell Collins Pro Line Fusion | Rockwell Collins Pro Line 21 | Rockwell Collins Pro Line Fusion | Rockwell Collins Pro Line Fusion |
| Max Cruise Speed (ktas) | 303 | 440 | 310 | 312 |
| Base Aircraft Price (USD) | $8,750,000 | $11,290,000 | $6,450,000 | $7,650,000 |
| Cabin |
| Cockpit | 2 | 2 | 2 | 2 |
| Lavatory | Yes (Belted Optional) | 1 Enclosed Belted Flushing | 1 Flushing | Optional |
| Min Crew | 1 | 1 | 1 | 1 |
| Cargo Door | Optional | — | — | — |
| Total Seats | 10 | 9 | 8 | 10 |
| Galley Location | FWD | FWD | — | FWD |
| Max Cabin Seats | 9 | 8 | 8 | 9 |
| Lavatory Location | AFT | AFT | AFT | AFT |
| Cabin Pressure (psi) | 6.5 | 9 | 6.5 | 6.5 |
| Galley / Refreshment | Refreshment Center | Galley | No | Optional |
| Standard Cabin Seats | 8 | 7 | 6 | 8 |
| Crew Rest | — | No | — | — |
| Jump Seat | — | No | — | — |
| SL Cabin Altitude (ft) | — | 24005 | 15293 | — |
| Engine |
| FADEC | Yes | Yes | Yes | Yes |
| Model | PT6A-60A | FJ44-4A | PT6A-52 | PT6A-60A |
| TBO (hrs) | 3600 | 5000 | 3600 | 3600 |
| Horsepower | 1050 | — | 850 | 1050 |
| Flat Rating | ISA + 10 | ISA + 11 | ISA + 37 | ISA + 10 |
| No. of Engines | 1 | 2 | 1 | 1 |
| Fuel Capacity (gal) | 775 | 870 | 544 | 539 |
| Thrust (lbs) | — | 3621 | — | — |
| Fuel Burn (lbph) | — | 757 | — | — |
| Dimensions |
| Length (ft) | 46.7 | 53.4 | 43.8 | 46.7 |
| Wingspan (ft) | 57.9 | 50 | 57.9 | 57.9 |
| Cabin Width (ft) | 4.5 | 4.8 | 4.5 | 4.5 |
| Cabin Height (ft) | 4.8 | 4.8 | 4.8 | 4.8 |
| Cabin Length (ft) | 19.5 | 17.2 | 16.7 | 19.5 |
| Overall Height (ft) | 14.4 | 15.5 | 14.8 | 14.4 |
| Cabin Width - Floor (ft) | 4.1 | 3.1 | 4.1 | 4.1 |
| Cabin Length - Seating (ft) | 19.5 | 14.8 | 16.7 | 19.5 |
| Baggage Volume Int. (cu. ft) | 71 | 7 | 55 | 71 |
| Aisle Step (ft) | — | 0.4 | — | — |
| Baggage Volume Ext. (cu. ft) | — | 70 | — | — |