K-mount DSLRs

As of March 2018, 32 different models have been released. All K-series bodies (except the full-frame K-1) have APS-C 1.5x crop sensors and Pentax K lens mounts.

MZ series

Pentax MZ-D (2000) — prototype, did not reach production

*ist series

Pentax *ist D

Pentax *ist D (2003)

Pentax *ist DS (2004)

Pentax *ist DL (2005)

Pentax *ist DS2 (2004)

Pentax *ist DL2 (2005)

K series

Pentax K100D with 18-55 mm zoom lens

Pentax K-1 with D-BG6 battery grip

Pentax K100D (2006)

Pentax K110D (2006)

Pentax K10D (2006)

Pentax K100D Super (2007)

Pentax K200D (2008)

Pentax K20D (2008)

Pentax K-m (K2000) (2008)

Pentax K-7 (2009)

Pentax K-x (2010)

Pentax K-r (2010)

Pentax K-5 (2010)

Pentax K-30 (2012)

Pentax K-5 II (2012) — replacement for the enthusiast-level K-5

Pentax K-5 IIs (2012) — similar to the K-5 II, except that the sensor lacks an anti-aliasing filter

Pentax K-3 (2013) — high-end APS-C model above the K-5 series

Pentax K-50 (2013) — replacement for the mid-range K-30

Pentax K-500 (2013) — entry level

Pentax K-S1 (2014) — mid-level compact APS-C DSLR

Pentax K-S2 (2015) — mid-level compact APS-C DSLR

Pentax K-3 II (2015) — high-end APS-C model, enhanced K-3 (GPS, Astrotracer and Pixel Shift Resolution)

Pentax K-1 (2016) — brand's first full-frame model

Pentax K-70 (2016) — replacement for the mid-range K-50

Pentax KP (2017) — higher-end APS-C model

Pentax K-1 II (2018) — replacement for the K-1

Medium-format DSLRs

Pentax 645Z

Pentax 645D (2010)

Pentax 645D IR (2013) - IR-modified, only in Japan

Pentax 645Z (2014)

Pentax 645Z IR (2016) - IR-modified, only in Japan

Mirrorless interchangeable lens cameras

Pentax Q (2011)

Pentax Q10 (2012)

Pentax Q7 (2013), similar to Pentax Q10, but has larger sensor (1/1.7")

Pentax Q-S1 (2014), updated Q7

Pentax K-01 (2012)