The K-01 is Pentax's first mirrorless camera, and uses a K mount.
- Sensor: 16.3mp CMOS sensor, 23.7x15.7 (1.5x crop), Bayer color filtration, AA filter, sensor shift IS
 - Mount: Pentax K
 - Images: 4928 x 3264 JPEG or DNG raw, 6 fps max
 - Video: 1080P/24/25/30, 720P/24/25/30/50/60, 480P/24/25/30, MPEG-4/H.264 with stereo sound
 - Shutter: mechanical 30 sec to 1/4,000 sec, bulb
 - Exposure: matrix, center-weighted, spot metering, -3 to +3EV exposure compensation, 9 white balance settings (plus Auto, Kelvin, and Custom), ISO 100-12,800, plus 25600 extended
 - Focus: 81-point contrast detect, single area, multi-area, continuous, face detection, manual focus override with focus peaking
 - Display: 3" 921k dot fixed LCD
 - Flash: pop-up GN 12 (m@100 ISO) flash, ? flash sync, red-eye reduction, slow sync, rear sync
 - Remote: optional IR
 - Other Notable Features: bracketing, HDR mode (JPEG only), timelapse
 - Cards: SD, SDHC, SDXC
 - Battery: D-LI109
 - Size: 4.8x3.1x2.3" (122x79x58mm) wide, tall, deep
 - Weight: 19 ounces (561g)
 - Colors: Black, Yellow, White
 - Price: US$750 body only
 - Announced: February 2, 2012, Discontinued 2013
 
