Beechcraft Baron G58 vs Piper M350 vs Piper M500 vs Piper M600 Sls vs Piper Seminole vs Piper Seneca
The Beechcraft Baron G58 is a classic piston twin aimed at owners who want redundancy and solid cross-country performance; it typically carries about five to six people and offers mid-range capability (roughly 800–1,300 nm depending on power settings and reserves). The Piper M350 is a pressurized piston single for higher-altitude, all-weather travel with four to five seats in comfort (up to six in some configurations) and generally similar or slightly better range than the Baron, often around 1,000–1,300 nm. The Piper M500 and M600 SLS are pressurized turboprop singles focused on faster, higher, longer missions; both commonly seat five to six, with ranges typically around 1,000–1,500+ nm, with the M600 SLS generally the most capable and easiest to manage thanks to advanced automation. The Piper Arrow is a simpler, unpressurized retractable-gear piston single for training and personal travel; it usually seats four with shorter range, often roughly 500–900 nm. The Piper Seneca is a piston twin positioned for family/business IFR travel and training; it commonly seats six and delivers mid-range performance broadly comparable to the Baron, sometimes stretching toward ~1,200 nm.
| Spec | Beechcraft Baron G58 | Piper M350 | Piper M500 | Piper M600 SLS | Piper Arrow | Piper Seneca |
|---|---|---|---|---|---|---|
| Summary | ||||||
| Cockpit | 2 | 2 | 2 | 2 | 2 | 2 |
| DOC / nm | $ 1.72 | $ 1.34 | $ 3.11 | $ 2.19 | $ 1.36 | $ 1.69 |
| Total Seats | 6 | 6 | 6 | 6 | 6 | 6 |
| Flight Rules | IFR | VFR | IFR | IFR | IFR | IFR |
| Manufacturer | Beechcraft | Piper | Piper | Piper | Piper | Piper |
| Aircraft Name | Baron G58 | M350 | M500 | M600 | Arrow | Seneca |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 1480 | 1343 | 1000 | 1406 | 700 | 828 |
| DOC / nm / Seat | $ 0.29 | $ 0.22 | $ 0.78 | $ 0.55 | $ 0.23 | $ 0.28 |
| OEM Verification | Un-Verified | Un-Verified | VERIFIED | VERIFIED | Un-Verified | Un-Verified |
| Useful Load (lbs) | 1450 | 1308 | 1698 | 2200 | 1191 | 1331 |
| Standard Cabin Seats | 4 | 4 | 4 | 4 | 4 | 4 |
| Direct Operating Cost | $ 347 | $ 285 | $ 579 | $ 603 | $ 221 | $ 337 |
| Flight Deck (Base Spec) | Garmin G1000 NXi | Garmin G1000 NXi | Garmin G1000 NXi | Garmin G3000 | Garmin G1000 NXi | Garmin G1000 NXi |
| Max Cruise Speed (ktas) | 202 | 213 | 260 | 274 | 162 | 200 |
| Base Aircraft Price (USD) | $1,495,000 | $1,195,000 | $2,122,600 | $3,081,400 | $765,000 | $1,095,000 |
| Min Crew | — | — | 1 | 1 | — | — |
| Cabin | ||||||
| Cockpit | 2 | 2 | 2 | 2 | 2 | 2 |
| Total Seats | 6 | 6 | 5 | 5 | 6 | 6 |
| Standard Cabin Seats | 4 | 4 | 4 | 4 | 4 | 4 |
| Cabin Pressure (psi) | — | 5.6 | 5.5 | 5.6 | — | — |
| Lavatory | — | — | No | No | — | — |
| Min Crew | — | — | 1 | 1 | — | — |
| Galley Location | — | — | MID | MID | — | — |
| Galley / Refreshment | — | — | Refreshment Centre | Refreshment Centre | — | — |
| SL Cabin Altitude (ft) | — | — | 12600 | 12600 | — | — |
| Max Cabin Altitude (ft) | — | — | 8244 | 8644 | — | — |
| Engine | ||||||
| FADEC | No | No | No | No | No | No |
| Model | IO-550-C | TIO-540-AE2A | PT6A-42A | PT6A-42A | O-360-AIH6 | TSIO-360-RB |
| Fuel Type | AvGas | AvGas | — | — | AvGas | AvGas |
| TBO (hrs) | 1700 | 2000 | 3600 | 3600 | 2000 | 1800 |
| TBO (yrs) | 12 | 12 | — | — | 12 | — |
| Horsepower | 300 | 350 | 500 | 600 | 180 | 220 |
| Fuel Delivery | Fuel Injected | Fuel Injected | — | — | Carbureted | Fuel Injected |
| No. of Engines | 2 | 1 | 1 | 1 | 2 | 2 |
| Fuel Capacity (gal) | 194 | 120 | 170 | 260 | 108 | 122 |
| Flat Rating | — | — | ISA + 55 | ISA + 55 | — | — |
| Dimensions | ||||||
| Length (ft) | 29.9 | 29 | 29.6 | 29.7 | 27.6 | 28.6 |
| Wingspan (ft) | 37.9 | 43 | 43.2 | 43.2 | 38.6 | 39 |
| Cabin Width (ft) | 3.5 | 4.1 | 4.1 | 4.1 | — | — |
| Cabin Height (ft) | 4.2 | 4 | 4 | 4 | — | — |
| Cabin Length (ft) | 12.6 | 12.3 | 12.3 | 12.3 | — | — |
| Overall Height (ft) | 9.8 | 11.4 | 11.3 | 11.3 | 8.5 | 10 |
| Cabin Volume (cu. ft) | 150 | 165 | 165 | 165 | — | — |
| Baggage Volume Int. (cu. ft) | 46 | 20 | 20 | 20 | — | — |
| Baggage Volume Ext. (cu. ft) | — | 13 | — | — | — | — |