| Processor | PRIME M | PRIME M II | PRIME M II |
| Exposure Modes | Auto (green), Scene, HyP, Sv, Av, Tv, TAv, M, B | Auto Picture, Scene, Advanced HDR, P, Sv, Av, Tv, TAv, M, B, User(2) | Auto (green), Scene, HyP, Sv, Av, Tv, TAv, HyM, B, User(3) |
| Program Modes | Normal | Normal | Normal |
| Scene Modes | 19: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum | 20: Standard, Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum | 20: Standard, Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum |
| Restrictions | Exposure modes with M and K lenses are restricted to Av (with aperture always wide open) and M (with stop-down metering) | Exposure modes with M and K lenses are restricted to Av (with aperture always wide open) and M (with stop-down metering) | Exposure modes with M and K lenses are restricted to Av (with aperture always wide open) and M (with stop-down metering) |
| Shutter Speeds (Auto) | 30s - 1/6000s (stepless) | 30s - 1/6000s (stepless) | 30s - 1/6000s (stepless) |
| Shutter Speeds (Manual) | B, 30s - 1/6000s. Up to 300s in Astrotracer mode | B, 30s - 1/6000s, up to 300s in Astrotracer mode | B, 30s - 1/6000s, Up to 20 minutes in Timed Bulb mode. Up to 300s in Astrotracer mode |
| High ISO NR | Off, Auto, Low/Medium/High, Custom by ISO | Off, Auto, Low/Medium/High, Custom by ISO | Off, Auto, Low/Medium/High, Custom by ISO |
| Slow Shutter NR | Off, Auto, On | Off, Auto, On | Off, Auto, On |
| Shutter Life | Not Specified | Not Specified | Not Specified |
| Maximum FPS | 6 | 5.4 | 6 |
| Continuous Shooting | Hi: 6 fps up to 30 frames (JPG), 8 frames (RAW) Lo: 3 fps until card is full (JPG), 10 frames (RAW) | Hi: 5.4 fps up to 20 frames (JPG), 5 frames (RAW), Lo: 3 fps up to 100 frames (JPG), 8 frames (RAW) | Hi: 6 fps up to 40 frames (JPG), 10 frames (RAW), Lo: 3 fps up to 100 frames (JPEG), 16 frames (RAW) |
| Exposure Compensation | +/-5 EV (+/-2 EV in movie mode) | +/-5 EV (+/-2 EV in movie mode) | +/-5 EV (+/-2 EV in movie mode) |
| Auto Bracketing | Exposure (3 frames), one-push EV bracketing | Exposure (3 frames), one-push EV bracketing | Exposure (2, 3 or 5 frames), one-push EV bracketing, AA filter (3 frames) |
| Expanded Dynamic Range | Highlight (auto, on, off),
Shadow (auto, high, medium, low, off) | Highlight (auto, on, off),
Shadow (auto, high, medium, low, off) | Highlight (auto, on, off),
Shadow (auto, high, medium, low, off) |
| Metering Sensor | 77-Segment | 77-Segment | 77-Segment |
| Meter Range | 0 to 22 EV | 0 to 22 EV | 0 to 22 EV |
| Meter Pattern | Multi-Segment,Center Weighted,Spot | Multi-Segment,Center Weighted,Spot | Multi-Segment,Center Weighted,Spot |
| Exposure Lock | Yes | Yes | Yes |
| Self Timer | 2 s with mirror lock-up, 12 s | 2 s with mirror lock-up, 12 s | 2 s with mirror lock-up, 12 s |
| Interval Shooting | Up to 999 frames, up to 24 hours between frames | Up to 2000 frames, 2 sec to 24 hours interval | Up to 2000 frames, 2 sec to 24 hours interval |
| Mirror Lock-up | Yes | Yes | Yes |
| HDR Mode | Yes | Yes | Yes |
| Multiple Exposures | Yes, average and additive, 2 to 9 shots | Yes, average, additive and bright, 2 to 2000 shots | Yes, average, additive and bright, 2 to 2000 shots |
| Pixel Mapping | Yes | Yes | Yes |
| Mount | KAF2 (no aperture coupler) | KAF2 (no aperture coupler) | KAF2 (no aperture coupler) |
| Composition Adjustment | No | No | No |
| Supported Lenses | All Pentax K-mount lenses except for lenses with the KAF4 mount variant. Manual focus only with K-, M-, and A-series lenses. Stop down metering only with K- and M-series lenses. M42, Pentax 645 and Pentax 6x7 lenses with the appropriate adapters (stop down metering and manual focus only). | All Pentax K-mount lenses. Support for lenses with the KAF4 mount variant requires a firmware update. Manual focus only with K-, M-, and A-series lenses. Stop down metering only with K- and M-series lenses. M42, Pentax 645 and Pentax 6x7 lenses with the appropriate adapters (stop down metering and manual focus only). | All Pentax K-mount lenses. Manual focus only with K-, M-, and A-series lenses. Stop down metering only with K- and M-series lenses). M42, Pentax 645 and Pentax 6x7 lenses with the appropriate adapters: green button stop down metering and manual focus only. |
| Stabilization | Yes (sensor-shift SR) | Yes (sensor-shift SR) | Yes (sensor-shift SR) |
| Autofocus (viewfinder) | Yes (SAFOX IXi+, 11 focus points (9 cross type), diffraction lens, wavelength sensor) | Yes (SAFOX X, 11 focus points (9 cross type)) | Yes (SAFOX X, 11 focus points (9 cross type)) |
| AF Points | 11 | 11 | 11 |
| Autofocus Sensitivity | -1 to 18 EV | -3 to 18 EV | -3 to 18 EV |
| Autofocus With SDM | Yes | Yes | Yes |
| Autofocus Assist | Dedicated LED | Dedicated LED | Dedicated LED |
| Autofocus Modes | AF.A (auto) AF.S (single, w focus lock, focus/shutter priority selectable) AF.C (continuous, w focus/FPS priority selectable) Manual | Viewfinder: AF.S, AF.C, AF.A.
Live view: Face detection, Tracking, Multiple AF points, Select, Spot | Viewfinder: AF.S, AF.C, AF.A.
Live view: Face detection, Tracking, Multiple AF points, Select, Spot |
| Front/Back Focus Corr | Yes (adjustments for up to 20 lenses) | Yes (adjustments for up to 20 lenses) | Yes (adjustments for up to 20 lenses) |
| Power Zoom | Not supported | Not supported | Not supported |
| Lens Correction | Distortion,Lateral Chromatic Aberration | Distortion,Lateral Chromatic Aberration,Vignetting,Diffraction | Distortion,Lateral Chromatic Aberration,Vignetting,Diffraction |
| Video/Movie Mode | 1920x1080 (16:9 Full HD) at 30, 25, and 24 fps,
1280x720 (16:9) at 60, 50, 30, 25, and 24 fps,
640x480 (4:3) at 30, 25, and 24 fps,
MPEG4 AVC/H.264,
Interval movie | 1920x1080 (16:9 Full HD) at 30p, 25p, 24p
1280x720 (16:9) at 60p, 50p
MPEG4 AVC/H.264
Interval Movie
Star Stream | 1920x1080 (16:9 Full HD) at 60i, 50i, 30p, 25p and 24p,
1280x720 (16:9) at 60p, 50p
MPEG4 AVC/H.264
Interval Movie (4K, Full HD, HD)
Star Stream |
| Video Stabilization | Electronic | Electronic | Electronic |
| Exposure Modes | P, Av and M exposure control | P, Av, TAv, M | P, Av, TAv, Tv, M |
| Movie Mode Restrictions | In Av and M mode: Aperture must be set prior to shooting (unless using a lens with manual aperture setting) | | Clips up to 4GB or 25 minutes |
| AF During Recording | No | No | Continuous (with compatible lenses) and On-demand |
| Sound In Movie Mode | Mono Adjustable sound level | Stereo (external mic), Stereo (built-in mic). Adjustable sound level | Stereo (external mic), Stereo (built-in mic). Adjustable sound level |
| Weather Resistant | No | Yes | Yes |
| GPS | Via Accessory | Via Accessory | Via Accessory |
| Control Wheels | 2 | 2 | 2 |
| Camera Controls | 2 control wheels Several dedicated buttons Control panel Two user mode settings | 2 control wheels. Most functions accessed through control panel or menus | 2 control wheels. Most functions accessed through control panel or menus. Customizable control panel. Three user mode settings. |
| Dust Removal | Yes, Sensor Shake DR | Yes, Sensor Shake DR | Yes, Sensor Shake DR |
| Dust Alert | No | No | No |
| File Format | DNG (RAW),JPG,MOV | PEF (RAW),DNG (RAW),JPG,MOV | PEF (RAW),DNG (RAW),JPG,MOV |
| Card Slots | 1 | 1 | 1 |
| Memory Card Type | SD, SDHC, SDXC, Eye-Fi | SD, SDHC, SDXC (UHS-I Compatible) | SD, SDHC, SDXC (UHS-I Compatible) |
| Tethering | None | Via built-in Wi-Fi | Via built-in Wi-Fi |
| Battery | D-LI109 lithium-ion rechargeable or 4 x AA batteries with battery holder D-BH109 | D-LI109 lithium-ion rechargeable
| D-LI109 lithium-ion rechargeable
|
| Battery Grip |
No
|
No
|
No
|
| Battery Life | 480 images with Li-Ion battery (no flash use), 1250 images with AA lithium (no flash use) | 480 images with Li-Ion battery (no flash use) 410 images with Li-Ion battery (50% flash use) | 480 frames (without flash) |
| Size (W X H X D) | 129 x 96.5 x 70 mm (5.1 x 3.8 x 2.8 in.) | 122 x 91 x 72.5 mm 4.8 x 3.6 x 2.85 in. | 125.5 x 93 x 74 mm (4.9 x 3.7 x 2.9 in.) |
| Weight | 650 g (23 oz) | 618 g (678 g / 23.9 oz with battery and SD card) | 628 g (688 g with battery and SD card) |
| Connectivity | USB 2.0, AV out, cable release | USB 2.0, HDMI out, Stereo mic, Wi-Fi and NFC | USB 2.0, HDMI out, Stereo mic, Wi-Fi |
| Latest Firmware | Link to Download Page | Link to Download Page | Link to Download Page |
| Notes | In USA sold with battery holder for 4 x AA batteries.
In Europe sold with Li-ion rechargeable battery and charger.
Astrotracer compatible,
Embed copyright information in EXIF,
High ISO NR can be customized for each major ISO value,
In-camera RAW development,
Image plane indicator,
Multilayer digital filters,
Save last JPG as RAW,
The RAW button is customizable and can perform a variety of functions, hereunder exposure bracketing | Astrotracer compatible,
Clarity enhancement,
Electronic level,
Embed copyright information in EXIF,
High ISO NR can be customized for each major ISO value,
In-camera RAW development,
Image plane indicator,
Moiré suppression via SR mechanism,
Moiré suppresion bracketing,
Prime MII image engine,
RAW button is customizable and can perform a variety of functions, hereunder exposure bracketing,
Save last JPG as RAW,
Save JPG from movie,
Wi-Fi button doubles as 2nd shutter button for selfies. | Astrotracer compatible,
Electronic Aperture Control,
Electronic Level,
Embed copyright information in EXIF,
High ISO NR can be customized for each major ISO value,
Image plane indicator,
In-camera RAW development,
Moiré suppression via SR mechanism,
Moiré suppression bracketing,
Multilayer digital filters,
Night vision LCD display,
Save last JPG as RAW,
The RAW button is customizable and can perform a variety of functions, hereunder exposure bracketing |
| Colors / Special Editions | | |
Black, Silver
|
