Diamond Aircraft Da62 vs Piper M350 vs Piper M500 vs Piper M600 Sls

By category, the Diamond Aircraft DA62 is a modern twin‑engine piston aircraft aimed at efficient owner‑flown touring and redundancy through two engines. The Piper M350 is a pressurized, single‑engine piston aircraft positioned as a step up in comfort and weather capability for serious personal and business travel. The Piper M500 and M600 SLS are single‑engine turboprops, generally considered higher‑performance business/personal aircraft with faster cruise and greater high‑altitude capability than the piston options, with the M600 SLS being the more advanced, higher‑power flagship of the two. On range, the DA62 and M350 typically serve medium‑range missions, while the M500 extends practical trip length and speed with turboprop efficiency at altitude, and the M600 SLS generally offers the longest legs and most flexible high‑speed routing among this group. On passenger capacity, all can be configured for roughly five to six occupants, but real‑world comfort and usable seats for adults on longer trips tend to improve moving from DA62/M350 to M500, with the M600 SLS usually offering the most accommodating cabin and payload flexibility in this set.