Beechcraft Baron G58 vs Beechcraft Kingair Denali vs Cessna Skycourier vs Piper M600 Sls vs Piper Seneca
The Beechcraft Baron G58 and Piper Seneca are piston twins best suited to owner-pilot and light business travel; each typically carries about five to six people, with the G58 generally offering moderate range (roughly 800–1,300 nm depending on power/reserves) and the Seneca often similar to slightly higher in many configurations. The Piper M600 SLS is a single‑engine turboprop positioned as a faster, more capable step up from pistons; it commonly seats five to six and typically reaches about 1,000–1,500 nm. The Beechcraft King Air Denali is a modern single‑engine turboprop aimed at business and utility missions; it’s expected to seat around six to nine in typical layouts with range broadly in the 1,000–1,600 nm class (final figures vary by configuration and reserves). The Cessna SkyCourier is a purpose-built utility twin turboprop optimized for cargo/commuter work; passenger versions seat about 19, with range generally around 900–1,200 nm depending on payload and mission.
| Spec | Beechcraft Baron G58 | Beechcraft KingAir Denali | Cessna SkyCourier | Piper M600 SLS | Piper Seneca |
|---|---|---|---|---|---|
| Summary | |||||
| Cockpit | 2 | 2 | 2 | 2 | 2 |
| DOC / nm | $ 1.72 | $ 4.08 | — | $ 2.19 | $ 1.69 |
| Total Seats | 6 | 11 | 21 | 6 | 6 |
| Flight Rules | IFR | IFR | IFR | IFR | IFR |
| Manufacturer | Beechcraft | GE® Aerospace | Cessna | Piper | Piper |
| Aircraft Name | Baron G58 | KingAir Denali | SkyCourier | M600 | Seneca |
| Certification | FAA / EASA | FAA / EASA | In Development | FAA / EASA | FAA / EASA |
| Max Range (nm) | 1480 | 1600 | 900 | 1406 | 828 |
| DOC / nm / Seat | $ 0.29 | $ 0.68 | — | $ 0.55 | $ 0.28 |
| OEM Verification | Un-Verified | VERIFIED | Un-Verified | VERIFIED | Un-Verified |
| Useful Load (lbs) | 1450 | 3280 | — | 2200 | 1331 |
| Standard Cabin Seats | 4 | 7 | 19 | 4 | 4 |
| Direct Operating Cost | $ 347 | $ 1,111 | — | $ 603 | $ 337 |
| Flight Deck (Base Spec) | Garmin G1000 NXi | Rockwell Collins Pro Line Fusion | Gyro / Analog | Garmin G3000 | Garmin G1000 NXi |
| Max Cruise Speed (ktas) | 202 | 285 | 200 | 274 | 200 |
| Base Aircraft Price (USD) | $1,495,000 | $4,150,000 | $7,375,000 | $3,081,400 | $1,095,000 |
| Min Crew | — | 1 | 2 | 1 | — |
| Max Cabin Seats | — | 9 | 19 | — | — |
| Cabin | |||||
| Cockpit | 2 | 2 | 2 | 2 | 2 |
| Total Seats | 6 | 11 | 21 | 5 | 6 |
| Standard Cabin Seats | 4 | 7 | 19 | 4 | 4 |
| Lavatory | — | 1 Flushing | No | No | — |
| Min Crew | — | 1 | 2 | 1 | — |
| Max Cabin Seats | — | 9 | 19 | — | — |
| Lavatory Location | — | AFT | — | — | — |
| Cabin Pressure (psi) | — | 5 | Un-Pressurized | 5.6 | — |
| Galley / Refreshment | — | No | No | Refreshment Centre | — |
| SL Cabin Altitude (ft) | — | 11065 | — | 12600 | — |
| Cargo Door | — | — | Yes | — | — |
| Galley Location | — | — | — | MID | — |
| Max Cabin Altitude (ft) | — | — | — | 8644 | — |
| Engine | |||||
| FADEC | No | — | Yes | No | No |
| Model | IO-550-C | Catalyst™ | PT6A-65SC | PT6A-42A | TSIO-360-RB |
| Fuel Type | AvGas | — | — | — | AvGas |
| TBO (hrs) | 1700 | — | 6000 | 3600 | 1800 |
| TBO (yrs) | 12 | — | — | — | — |
| Horsepower | 300 | — | 1100 | 600 | 220 |
| Fuel Delivery | Fuel Injected | — | — | — | Fuel Injected |
| No. of Engines | 2 | 1 | 1 | 1 | 2 |
| Fuel Capacity (gal) | 194 | — | — | 260 | 122 |
| Flat Rating | — | — | — | ISA + 55 | — |
| Dimensions | |||||
| Length (ft) | 29.9 | 14.86 | 54.9 | 29.7 | 28.6 |
| Wingspan (ft) | 37.9 | 54.3 | 72 | 43.2 | 39 |
| Cabin Width (ft) | 3.5 | 4.5 | — | 4.1 | — |
| Cabin Height (ft) | 4.2 | 4.8 | — | 4 | — |
| Cabin Length (ft) | 12.6 | 12.6 | — | 12.3 | — |
| Overall Height (ft) | 9.8 | 4.65 | 19.8 | 11.3 | 10 |
| Cabin Volume (cu. ft) | 150 | — | — | 165 | — |
| Baggage Volume Int. (cu. ft) | 46 | 48 | — | 20 | — |
| Cabin Width - Floor (ft) | — | 4.1 | — | — | — |
| Cabin Length - Seating (ft) | — | 12.6 | — | — | — |