Piper M350 vs Piper M600 Sls

The Piper M350 and Piper M600 SLS sit in different rungs of Piper’s pressurized, single‑engine turboprop lineup. The M350 is a pressurized piston single, optimized for efficient personal and business travel at lower operating cost, while the M600 SLS is a higher‑performance turboprop aimed at faster, longer missions with greater climb and cruise capability. On range, the M350 is typically suited to medium-length trips, generally around the 1,300‑nautical‑mile class depending on power settings, payload, and winds. The M600 SLS is built for longer legs, commonly around the 1,600‑nautical‑mile class under similar real‑world variables, giving more flexibility for nonstop city pairs. For passenger capacity, both are commonly configured for one pilot plus up to five passengers, with typical seating for six occupants total. In practice, the M600 SLS tends to preserve better speed and climb performance when loaded, whereas the M350 emphasizes economy and familiar piston operations while still offering pressurization and a comfortable cabin for its class.