Beechcraft Baron G58 vs Beechcraft Bonanza G36 vs Piper Seneca
The Beechcraft Baron G58 and Bonanza G36 are both high-end piston Beechcraft singles/twins, while the Piper Seneca is a piston light twin commonly used for personal travel and training. In category, the Bonanza G36 is a single‑engine, six-seat cross‑country aircraft, valued for simplicity and lower operating complexity than twins. The Baron G58 is a twin‑engine, typically six-seat aircraft aimed at owners who want twin redundancy and strong cruise performance. The Seneca is also a twin‑engine aircraft, generally positioned as a practical, systems‑oriented light twin with a focus on utility and training as well as personal transport. For range, the Bonanza G36 and Baron G58 are often similar in real-world mission capability, with the Bonanza frequently matching or exceeding the twins on endurance due to single‑engine efficiency, while the Baron tends to trade some range for higher fuel burn and twin capability. The Seneca’s range is broadly comparable but varies notably by model and fuel/avionics configuration, often landing in the same general cross‑country band as the Beechcraft options. For passenger capacity, all three are commonly configured for up to six occupants, though useful load and comfort with six aboard depend heavily on fuel and baggage requirements.
| Spec | Beechcraft Baron G58 | Beechcraft Bonanza G36 | Piper Seneca |
|---|---|---|---|
| Summary | |||
| Cockpit | 2 | 2 | 2 |
| DOC / nm | $ 1.72 | $ 1.16 | $ 1.69 |
| Total Seats | 6 | 6 | 6 |
| Flight Rules | IFR | VFR | IFR |
| Manufacturer | Beechcraft | Beechcraft | Piper |
| Aircraft Name | Baron G58 | Bonanza G36 | Seneca |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA |
| Max Range (nm) | 1480 | 920 | 828 |
| DOC / nm / Seat | $ 0.29 | $ 0.19 | $ 0.28 |
| OEM Verification | Un-Verified | Un-Verified | Un-Verified |
| Useful Load (lbs) | 1450 | 1050 | 1331 |
| Standard Cabin Seats | 4 | 4 | 4 |
| Direct Operating Cost | $ 347 | $ 204 | $ 337 |
| Flight Deck (Base Spec) | Garmin G1000 NXi | Garmin G1000 NXi | Garmin G1000 NXi |
| Max Cruise Speed (ktas) | 202 | 176 | 200 |
| Base Aircraft Price (USD) | $1,495,000 | $925,000 | $1,095,000 |
| Cabin | |||
| Cockpit | 2 | 2 | 2 |
| Total Seats | 6 | 6 | 6 |
| Standard Cabin Seats | 4 | 4 | 4 |
| Engine | |||
| FADEC | No | No | No |
| Model | IO-550-C | IO-550-B | TSIO-360-RB |
| Fuel Type | AvGas | AvGas | AvGas |
| TBO (hrs) | 1700 | 1700 | 1800 |
| TBO (yrs) | 12 | 12 | — |
| Horsepower | 300 | 300 | 220 |
| Fuel Delivery | Fuel Injected | Fuel Injected | Fuel Injected |
| No. of Engines | 2 | 1 | 2 |
| Fuel Capacity (gal) | 194 | 74 | 122 |
| Dimensions | |||
| Length (ft) | 29.9 | 27.5 | 28.6 |
| Wingspan (ft) | 37.9 | 33.5 | 39 |
| Cabin Width (ft) | 3.5 | 3.5 | — |
| Cabin Height (ft) | 4.2 | 4.2 | — |
| Cabin Length (ft) | 12.6 | 12.6 | — |
| Overall Height (ft) | 9.8 | 8.6 | 10 |
| Cabin Volume (cu. ft) | 150 | 100 | — |
| Baggage Volume Int. (cu. ft) | 46 | 10 | — |