Compare Piper M350 vs Piper M600 SLS vs Piper Seneca
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| Manufacturer | Piper | Piper | Piper |
| Aircraft Type | M350 | M600 | Seneca |
| Base Aircraft Price (USD) | $1,195,000 | $3,081,400 | $1,095,000 |
| Direct Operating Cost | $ 285 | $ 603 | $ 337 |
| DOC / nm | $ 1.34 | $ 2.19 | $ 1.69 |
| DOC / nm / Seat | $ 0.22 | $ 0.55 | $ 0.28 |
| Max Cruise Speed (ktas) | 213 | 274 | 200 |
| Max Range (nm) | 1343 | 1658 | 828 |
| Useful Load (lbs) | 1308 | 2350 | 1331 |
| Total Seats | 6 | 5 | 6 |
| Cockpit | 2 | 2 | 2 |
| Standard Cabin Seats | 4 | 4 | 4 |
| Min Crew | - | 1 | - |
| Flight Deck (Base Spec) | Garmin G1000 NXi | Garmin G3000 | Garmin G1000 NXi |
| Flight Rules | VFR (IFR Optional) | IFR | IFR |
| Certification | FAA / EASA | FAA / EASA | FAA / EASA |
| OEM Verification | Un-Verified | VERIFIED | Un-Verified |
| Weights | |||
| MRAMP (lbs) | 4358 | 6050 | - |
| MTOW (lbs) | 4340 | 6000 | 4750 |
| MLW (lbs) | 4123 | 5800 | - |
| MZFW (lbs) | 4123 | 4850 | - |
| BOW (lbs) | - | 3700 | - |
| BEW (lbs) | 3050 | 3650 | 3442 |
| Useful Load (lbs) | 1308 | 2350 | 1331 |
| Max Payload (lbs) | - | 2300 | - |
| Fuel Capacity (lbs) | 720 | 1642 | 732 |
| Useful Load Max Fuel (lbs) | 588 | 1692 | 599 |
| Payload Max Fuel (lbs) | - | 658 | - |
| Dimensions | |||
| Wingspan (ft) | 43 | 43.2 | 39 |
| Overall Height (ft) | 11.4 | 11.3 | 10 |
| Length (ft) | 29 | 29.7 | 28.6 |
| Cabin Height (ft) | 4 | 4 | - |
| Cabin Width (ft) | 4.1 | 4.1 | - |
| Cabin Length (ft) | 12.3 | 12.3 | - |
| Cabin Volume (cu. ft) | 165 | 165 | - |
| Baggage Volume Int. (cu. ft) | 20 | 20 | - |
| Baggage Volume Ext. (cu. ft) | 13 | - | - |
| Engine | |||
| No. of Engines | 1 | 1 | 2 |
| Manufacturer | Piper | Piper | Piper |
| Model | TIO-540-AE2A | PT6A-42A | TSIO-360-RB |
| Horsepower | 350 | 600 | 220 |
| Flat Rating | - | ISA + 55 | - |
| FADEC | No | No | No |
| TBO (hrs) | 2000 | 3600 | 1800 |
| TBO (yrs) | 12 | - | - |
| Fuel Type | AvGas | - | AvGas |
| Fuel Delivery | Fuel Injected | - | Fuel Injected |
| Fuel Capacity (gal) | 120 | 260 | 122 |
| Avionics | |||
| Flight Deck | Garmin G1000 NXi | Garmin G3000 | Garmin G1000 NXi |
| Flight Rules | VFR (IFR Optional) | IFR | IFR |
| Standby Instrument | Aspen Avionics EFD1000 | Aspen Avionics EFD1000 | Aspen Avionics EFD1000 |
| Autopilot | Garmin GFC 700 | 1 x Garmin GFC-700 | Garmin GFC 700 |
| PFD | 2 | 2 | 1 |
| MFD | 1 | 1 | 1 |
| GPS | 2 x Garmin GIA-64 WAAS | 2 x Garmin GIA64W | 1 |
| AHRS | 2 | 2 | - |
| Flight Director | 1 | - | 1 |
| ADC | 2 | 2 | - |
| Transponder | 1 x Garmin GTX335R (ADS-B OUT) | 1 x Garmin GTX-335R (ADS-B OUT) | 1 |
| VHF Com | 2 | 2 | 1 |
| VHF NAV | 2 | 2 | 1 |
| Cabin | |||
| Total Seats | 6 | 5 | 6 |
| Cockpit | 2 | 2 | 2 |
| Standard Cabin Seats | 4 | 4 | 4 |
| Min Crew | - | 1 | - |
| Lavatory | - | No | - |
| Galley / Refreshment | - | Refreshment Centre | - |
| Galley Location | - | MID | - |
| Max Cabin Altitude (ft) | - | 8644 | - |
| SL Cabin Altitude (ft) | - | 12600 | - |
| Cabin Pressure (psi) | 5.6 | 5.6 | - |
| Other | |||
| Prop Manufacturer | Hartzell | Hartzell | McCauley |
| Prop Description | 3-Blade Composite Constant | 4-Blade Constant Speed Reverse | 3-Blade Constant Feathering |
| Prop Diameter | 80 | - | - |
| Gear Type | Retractable | Retractable | Retractable |
| Warranty | |||
| Pilot Training Credits | 1 | 1 | - |
| Airframe (Yrs) | 2 | 5 | 2 |
| Airframe (Hrs) | - | 1500 | - |
| Engine (Yrs) | 2 | 7 | 3 |
| Engine (Hrs) | - | 2500 | - |
| Prop (Yrs) | 5 | 5 | 3 |
| Prop (Hrs) | 1500 | 1500 | - |
| Avionics (Yrs) | 2 | 5 | 2 |
| Performance | |||
| Max Cruise Speed (ktas) | 213 | 274 | 200 |
| Long Range Cruise (ktas) | 213 | 184 | 200 |
| Max Range (nm) | 1343 | 1658 | 828 |
| Range @ 75% | - | 1385 | - |
| Take-off Roll (ft) | 1087 | 2635 | 1143 |
| Take-Off >50ft Obst. (ft) | 2090 | - | 1707 |
| Take-Off (5000 / ISA + 10) | - | 3998 | - |
| Landing Roll (ft) | 1020 | - | 1400 |
| Landing >50ft Obst. (ft) | 1968 | 2659 | 2180 |
| Max Climb Rate (fpm) | - | 1556 | - |
| Service Ceiling (ft) | 25000 | 30000 | 25000 |