Beechcraft Baron G58 vs Beechcraft King Air 360 vs Beechcraft King Air 360er
The Beechcraft Baron G58 is a piston‑powered light twin typically used for personal and small business travel. It seats about five to six people and is best suited to regional trips, with a typical range on the order of roughly 1,000–1,500 nautical miles depending on payload, reserves, and operating conditions. The Beechcraft King Air 360 is a pressurized twin‑turboprop in the light business aircraft category. It generally carries about six to nine passengers in executive layouts and supports longer missions than the Baron, with typical range around roughly 1,500–1,800 nautical miles depending on configuration and conditions, plus higher cruise speeds and better high‑altitude capability. The Beechcraft King Air 360ER is a special‑mission, extended‑range variant of the 360. Passenger seating varies widely because it’s often configured for surveillance, ISR, medevac, or utility roles, but when arranged for passengers it is broadly similar in capacity to the 360. Its distinguishing feature is significantly greater endurance and range than the standard 360, commonly quoted around roughly 2,000+ nautical miles (mission dependent).
| Spec | Beechcraft Baron G58 | Beechcraft King Air 360 | Beechcraft King Air 360ER |
|---|---|---|---|
| Summary | |||
| Cockpit | 2 | 2 | 2 |
| DOC / nm | $ 1.72 | $ 4.20 | $ 4.37 |
| Total Seats | 6 | 10 | 10 |
| Flight Rules | IFR | IFR | IFR |
| Manufacturer | Beechcraft | Beechcraft | Beechcraft |
| Aircraft Name | Baron G58 | KingAir 350i | KingAir 350ER |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 1480 | 1560 | 2338 |
| DOC / nm / Seat | $ 0.29 | $ 0.53 | $ 0.55 |
| OEM Verification | Un-Verified | VERIFIED | VERIFIED |
| Useful Load (lbs) | 1450 | 5145 | 6585 |
| Standard Cabin Seats | 4 | 8 | 8 |
| Direct Operating Cost | $ 347 | $ 1,311 | $ 1,324 |
| Flight Deck (Base Spec) | Garmin G1000 NXi | Rockwell Collins Pro Line Fusion | Rockwell Collins Pro Line Fusion |
| Max Cruise Speed (ktas) | 202 | 312 | 303 |
| Base Aircraft Price (USD) | $1,495,000 | $7,650,000 | $8,750,000 |
| Min Crew | — | 1 | 1 |
| Max Cabin Seats | — | 9 | 9 |
| Cabin | |||
| Cockpit | 2 | 2 | 2 |
| Total Seats | 6 | 10 | 10 |
| Standard Cabin Seats | 4 | 8 | 8 |
| Lavatory | — | Optional | Yes (Belted Optional) |
| Min Crew | — | 1 | 1 |
| Galley Location | — | FWD | FWD |
| Max Cabin Seats | — | 9 | 9 |
| Lavatory Location | — | AFT | AFT |
| Cabin Pressure (psi) | — | 6.5 | 6.5 |
| Galley / Refreshment | — | Optional | Refreshment Center |
| Cargo Door | — | — | Optional |
| Engine | |||
| FADEC | No | Yes | Yes |
| Model | IO-550-C | PT6A-60A | PT6A-60A |
| Fuel Type | AvGas | — | — |
| TBO (hrs) | 1700 | 3600 | 3600 |
| TBO (yrs) | 12 | — | — |
| Horsepower | 300 | 1050 | 1050 |
| Fuel Delivery | Fuel Injected | — | — |
| No. of Engines | 2 | 1 | 1 |
| Fuel Capacity (gal) | 194 | 539 | 775 |
| Flat Rating | — | ISA + 10 | ISA + 10 |
| Dimensions | |||
| Length (ft) | 29.9 | 46.7 | 46.7 |
| Wingspan (ft) | 37.9 | 57.9 | 57.9 |
| Cabin Width (ft) | 3.5 | 4.5 | 4.5 |
| Cabin Height (ft) | 4.2 | 4.8 | 4.8 |
| Cabin Length (ft) | 12.6 | 19.5 | 19.5 |
| Overall Height (ft) | 9.8 | 14.4 | 14.4 |
| Cabin Volume (cu. ft) | 150 | — | — |
| Baggage Volume Int. (cu. ft) | 46 | 71 | 71 |
| Cabin Width - Floor (ft) | — | 4.1 | 4.1 |
| Cabin Length - Seating (ft) | — | 19.5 | 19.5 |