The Pentax K-S2 stores its shutter count in PEF RAW files — readable via ExifTool. Learn what actuation counts mean for this weather-sealed 20 MP DSLR with articulating screen and 5-axis IBIS, and what to inspect before buying used.
Check Shutter Count →The Pentax K-S2 (2015) is a mid-range APS-C DSLR notable for punching above its class: it carries 102 weather seals with -10°C cold-weather operation, a fully articulating 3-inch LCD (the first in a Pentax consumer DSLR), built-in Wi-Fi and NFC, and the same 20 MP CMOS sensor as the flagship K-3 Mark II. Pentax does not publish an official shutter rating; the estimated life is ~100,000 actuations.
Pentax embeds the shutter count in PEF MakerNote metadata — ExifTool can extract it reliably. PEF files are not yet supported in the shuttercount.app browser tool; use ExifTool on desktop or check via the camera menu.
| Model | Release | Sensor | Est. Shutter Life | RAW Format |
|---|---|---|---|---|
| Pentax K-S2 | 2015 | 20 MP APS-C CMOS | ~100,000 | PEF / DNG |
| Pentax K-70 (contemporary) | 2016 | 24.24 MP APS-C CMOS | ~100,000 | PEF / DNG |
| Pentax KP (compact enthusiast) | 2017 | 24.35 MP APS-C CMOS | ~100,000 | PEF / DNG |
| Pentax K-3 Mark II (flagship APS-C) | 2015 | 24.35 MP APS-C CMOS | ~200,000 | PEF / DNG |
exiftool -ShutterCount yourfile.PEF
exiftool -ShutterCount yourfile.PEF in a terminal. ExifTool reads the ShutterCount tag from the Pentax MakerNote in PEF files reliably across all K-S2 firmware versions.exiftool -ShutterCount yourfile.DNGThe K-S2 was released in 2015, so used bodies are a decade old. Assess shutter count alongside the overall condition of the weather sealing, articulating LCD hinge, and IBIS function.
| Actuation Count | % of Est. Life | Assessment |
|---|---|---|
| 0 – 5,000 | 0 – 5 % | Very low use — near new |
| 5,000 – 30,000 | 5 – 30 % | Light to moderate use |
| 30,000 – 65,000 | 30 – 65 % | Moderate to heavy — normal for regular shooters |
| 65,000 – 90,000 | 65 – 90 % | High use — negotiate price |
| 90,000 + | 90 %+ | Near or past estimated life |
The K-S2 (2015) is a substantial upgrade over the K-S1 (2014): it adds 102 weather seals (the K-S1 was not weather-sealed), a fully articulating LCD (the K-S1 had a fixed screen), a newer 5-axis SR (Shake Reduction) system, built-in Wi-Fi and NFC (the K-S1 lacked Wi-Fi), and uses a 20 MP sensor (vs 20 MP in K-S1 but a different sensor revision). The weather sealing and articulating screen are the most practically significant additions.
No. Pixel Shift Resolution was introduced with the Pentax K-3 II and requires the higher-end SAFOX X AF system and specific sensor circuitry. The K-S2 uses SAFOX X AF but does not implement Pixel Shift Resolution. This means all shots use a single mechanical actuation.
The K-S2 is fully compatible with all Pentax K-mount lenses, including older K-mount film-era glass for which in-body IBIS provides stabilisation (stabilising unstabilised legacy lenses is a Pentax strength). DA and DA* lenses (APS-C optimised) are fully supported. FA lenses (full-frame film era) work with slight vignetting wide-open on some focal lengths.
Inspect the articulating LCD hinge (the pivot mechanism is the most common mechanical wear point), confirm the weather sealing around the card slot and battery door, test the IBIS (shoot a static scene at 1/4s with stabilisation on and off), verify Wi-Fi pairing works, and check the optical viewfinder for fungus in the pentamirror. Run ExifTool on a PEF sample file to confirm the actual shutter count.