| Processor | PRIME III | PRIME M II | PRIME IV w/accelerator unit |
| Exposure Modes | Green, HyP, Sv, Av, Tv, TAv, HyM, X, B, User(3) | Auto (green), Scene, HyP, Sv, Av, Tv, TAv, HyM, B, User(3) | Auto (green), HyP, Sv, Tv, Av, TAv, M, B, User (5) |
| Program Modes | Auto, Normal, Action, Depth of field (deep/shallow), MTF | Normal | Auto, Normal, Action, Depth of Field (deep/shallow), MTF priority |
| Scene Modes | None | 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 | None. Auto (green) sets exposure based on scene analysis |
| 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 - 1/8000s (stepless) | 30s - 1/6000s (stepless) | 30s to 1/6,000s (mechanical), to 1/24,000s (electronic) |
| Shutter Speeds (Manual) | B, 30s - 1/8000s. Up to 300s in Astrotracer mode | B, 30s - 1/6000s, Up to 20 minutes in Timed Bulb mode. Up to 300s in Astrotracer mode | B, 30s to 1/6,000s (mechanical), to 1/24,000s (electronic). Up to 20 minutes in Timed Bulb. 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 | 200,000 | Not Specified | 100,000 |
| Maximum FPS | 8.3 | 6 | 7 |
| Continuous Shooting | Hi: 8.3 fps up to approx. 60 frames (JPG), up to approx. 23 frames (RAW), M: 4.5 fps up to approx 100 frames (JPG), 32 frames (RAW), Lo: 3 fps uup to approx. 200 frames (JPG), up to appox. 52 frames (RAW) | Hi: 6 fps up to 40 frames (JPG), 10 frames (RAW), Lo: 3 fps up to 100 frames (JPEG), 16 frames (RAW) | Hi: 7 fps up to approx. 28 frames (JPG), up to approx. 8 frames (RAW), M: 3 fps up to approx 70 frames (JPG), 15 frames (RAW), Lo: 0.8 fps up to approx. 100 frames (JPG), up to appox. 100 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 (2, 3 or 5 frames), one-push EV bracketing | Exposure (2, 3 or 5 frames), one-push EV bracketing, AA filter (3 frames) | Exposure (2, 3 or 5 frames), one-push EV bracketing, Depth of Field (3 frames), Motion (3 frames), AA filter (2 or 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 | 86K Pixel | 77-Segment | 86K Pixel |
| Meter Range | -3 to 20 EV | 0 to 22 EV | -3 to 20 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 2000 frames, 2 sec to 24 hours interval | 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, additive and bright, 2 to 2000 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 | Yes | No | Yes |
| Supported Lenses | 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 (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. | 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 II) |
| Autofocus (viewfinder) | Yes (SAFOX 11, 27 focus points (25 cross type)) | Yes (SAFOX X, 11 focus points (9 cross type)) | Yes (SAFOX 11, 27 focus points (25 cross type)) |
| AF Points | 27 | 11 | 27 |
| Autofocus Sensitivity | -3 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 | Single Shot, Continuous, Auto, Expanded area (S, M, L), Zone select, User select, Manual focus | 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 (adjustment for up to 20 lenses) | Yes (adjustments for up to 20 lenses) | Yes (adjustment for up to 20 lenses) |
| Power Zoom | Supported (zoom only) | Not supported | Not supported |
| Lens Correction | Distortion,Lateral Chromatic Aberration,Vignetting,Diffraction | Distortion,Lateral Chromatic Aberration,Vignetting,Diffraction | Distortion,Lateral Chromatic Aberration,Vignetting,Diffraction |
| Video/Movie Mode | 1920x1080 (16:9 Full HD) at 60, 30, 25 and 24 fps,
1280x720 (16:9) at 60, 30, 25 and 24 fps,
MPEG4 AVC/H.264
Interval Movie (4K, Full HD, HD) | 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 | 1920x1080 (16:9 Full HD) at 60i, 50i, 30p, 25p and 24p,
1280x720 (16:9 HD) at 60p, 50p
MPEG4 AVC/H.264
4K interval movie (4K,Full HD, HD)
Star stream (4K,Full HD, HD) |
| Video Stabilization | Electronic | Electronic | Electronic |
| Exposure Modes | P, Av, TAv, M | P, Av, TAv, Tv, M | P, Av, TAv, Tv, M |
| Movie Mode Restrictions | | Clips up to 4GB or 25 minutes | Clips up to 4GB or 25 minutes |
| AF During Recording | On-Demand | Continuous (with compatible lenses) and On-demand | Continuous (with compatible lenses) and On-demand |
| Sound In Movie Mode | Stereo (external mic), Mono (built-in mic). 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 | Yes | Yes | Yes |
| GPS | Via Accessory | Via Accessory | Via Accessory |
| Control Wheels | 2 | 2 | 3 |
| Camera Controls | 2 control wheels. Many dedicated buttons. Control panel. Three user mode settings | 2 control wheels. Most functions accessed through control panel or menus. Customizable control panel. Three user mode settings. | 1 traditional e-dial, 1 knob on the front and 1 settings dial on top plate. Customizable control panel. Five user mode settings. Customizable Fx1, Fx2, & Fx3 button. |
| Dust Removal | Yes, Ultrasonic DR II | Yes, Sensor Shake DR | Yes, Ultrasonic DR II |
| Dust Alert | Yes | No | No |
| File Format | PEF (RAW),DNG (RAW),JPG,MOV | PEF (RAW),DNG (RAW),JPG,MOV | PEF (RAW),DNG (RAW),JPG,MOV |
| Card Slots | 2 | 1 | 1 |
| Memory Card Type | SD, SDHC, SDXC (UHS-I Compatible), Eye-Fi, Flucard | SD, SDHC, SDXC (UHS-I Compatible) | SD, SDHC, SDXC (UHS-I compatible) |
| Tethering | Via O-FC1 FLUcard | Via built-in Wi-Fi | Via built-in Wi-Fi |
| Battery | D-LI90 lithium-ion rechargeable | D-LI109 lithium-ion rechargeable
| D-LI109 lithium-ion rechargeable |
| Battery Grip | D-BG5 (takes D-LI90 or 6x AA)
|
No
| D-BG7 (takes one D-Li109 or one D-LI90 battery)
|
| Battery Life | 720 images (560 images with 50% flash usage) Video playback time: 370 minutes | 480 frames (without flash) | 420 photos (CIPA) |
| Size (W X H X D) | 131.5 x 100 x 77.5 mm | 125.5 x 93 x 74 mm (4.9 x 3.7 x 2.9 in.) | 131.5 x 101 x 76 mm |
| Weight | 715 g (800 g with battery and SD card) | 628 g (688 g with battery and SD card) | 643 g (body only), 703 g (with battery) |
| Connectivity | USB 3, HDMI out, stereo mic, headphones, DC in, X-sync, cable release | USB 2.0, HDMI out, Stereo mic, Wi-Fi | USB 2.0, HDMI out (via USB port and an adapter), stereo mic, cable release (uses mic input jack), DC in, GPS, Wi-Fi. |
| Latest Firmware | Link to download page | Link to Download Page | Link to download page |
| Notes | Astrotracer compatible,
Diffraction correction requires firmware update,
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 suppresion bracketing (with firmware update),
Save last JPG as RAW,
Save JPG from movie,
The RAW button is customizable and can perform a variety of functions, hereunder exposure bracketing | 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 | Astrotracer functionality with the optional O-GPS1 unit,
Depth of field bracketing,
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,
Motion bracketing,
Save last JPG as RAW,
Save JPG from movie,
The three Fx buttons are customizable and can perform a variety of functions, hereunder exposure bracketing. |
| Colors / Special Editions |
Prestige, Silver
|
Black, Silver
|
Black and Silver
|
