| Processor | PRIME | PRIME | PRIME |
| Exposure Modes | Green, HyP, Sv, Av, Tv, TAv, HyM, X, B | Auto Picture, Scene, P, Sv, Av, Tv, M, B | Green, HyP, Sv, Av, Tv, TAv, HyM, X, B |
| Program Modes | Normal, Action, Depth of Field, MTF | Normal, Portrait, Landscape, Macro, Action, Night-scene Portrait | Normal, Action, Depth of Field, MTF |
| Scene Modes | None | 8: Night Scene, Surf and Snow, Food, Sunset, Kids, Pet, Candlelight, Museum | None |
| 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 - 1/4000s (stepless) | 30s - 1/4000s (stepless) | 30s - 1/4000s (stepless) |
| Shutter Speeds (Manual) | B, 30s - 1/4000s | B, 30s - 1/4000s | B, 30s - 1/4000s |
| High ISO NR | Yes, three levels | Yes, three levels | No |
| Slow Shutter NR | Yes (can be turned off except for long shutter speeds) | Yes, can be turned off | Yes, can be turned off |
| Shutter Life | Not Specified | Not Specified | Not Specified |
| Maximum FPS | 3 | 2.8 | 3 |
| Continuous Shooting | Hi: 3 fps up to 38 frames (JPG), 14 franes (PEF), 16 frames (DNG) Lo: 2.3 fps until card is full (JPG) Burst mode: 21 fps up to 115 frames (1024 x 1536 JPG) | Hi: 2.8 fps up to 4 frames (JPG and RAW) Lo: 1.1 fps until card is full (JPG), up tp 4 frames (RAW) | 3 fps until card is full (JPG), 9 frames (RAW) |
| Exposure Compensation | +/-3 EV | +/-3 EV | +/-3 EV |
| Auto Bracketing | Exposure (3 or 5 frames), one-push EV bracketing | Exposure (3 frames) | Exposure (3 or 5 frames) |
| Expanded Dynamic Range | Highlight (on, off) | Highlight (on, off) | No |
| Metering Sensor | 16-Segment | 16-Segment | 16-Segment |
| Meter Range | 0 to 21 EV | 0 to 21 EV | 0 to 21 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 99 frames, up to 24 hours between frames | No | No |
| Mirror Lock-up | Yes | Yes | Yes |
| HDR Mode | No | No | No |
| Multiple Exposures | Yes, average and additive, 2 to 9 shots | No | Yes, average and additive, 2 to 9 shots |
| Pixel Mapping | Yes | Yes | No |
| 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 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 except for lenses with the KAF4 mount variant. Support for lenses with the KAF3 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). |
| Stabilization | Yes (sensor-shift SR) | Yes (sensor-shift SR) | Yes (sensor-shift SR) |
| Autofocus (viewfinder) | Yes (SAFOX VIII, 11 focus points (9 cross type)) | Yes (SAFOX VIII, 11 focus points (9 cross type)) | Yes (SAFOX VIII, 11 focus points (9 cross type)) |
| AF Points | 11 | 11 | 11 |
| Autofocus Sensitivity | -1 to 19 EV | -1 to 18 EV | -1 to 18 EV |
| Autofocus With SDM | Yes | Yes | Yes |
| Autofocus Assist | Stroboscopic Flash | Stroboscopic Flash | Stroboscopic Flash |
| Front/Back Focus Corr | Yes (adjustments for up to 20 lenses) | No | No |
| Power Zoom | Not supported | Not supported | Supported (zoom only) |
| Lens Correction | None | None | None |
| Built-in Flash | Yes, GN 13 (ISO 100/m) | Yes, GN 13 (ISO 100/m) | Yes, GN 11 (ISO 100/m) |
| Sync Speed | 1/180s | 1/180s | 1/180s |
| P-TTL Flash | Yes | Yes | Yes |
| TTL Flash | No | No | No |
| Flash Exposure Comp | -2 to 1 EV | -2 to 1 EV | -2 to 1 EV |
| Flash Functions | Auto discharge, On (leading curtain sync), Redeye reduction, Slow-speed sync, Trailing curtain sync, High-speed sync*, Manual*, Wireless*, Contrast control* * Available when combined with external flash | Auto discharge, On (leading curtain sync), Redeye reduction, Slow-speed sync, Trailing curtain sync*, High-speed sync*, Manual*, Wireless*, Contrast control* * Available when combined with external flash | Auto discharge, On (leading curtain sync), Redeye reduction, Slow-speed sync, Trailing curtain sync, High-speed sync*, Manual*, Wireless*, Contrast control* * Available when combined with external flash |
| Weather Resistant | Yes | Yes | Yes |
| GPS | Not Supported | Not Supported | Not Supported |
| Control Wheels | 2 | 1 | 2 |
| Camera Controls | 2 control wheels Many dedicated buttons One user mode setting | 1 control wheel. Most functions accessed through menus | 2 control wheels. Many dedicated buttons. One user mode setting |
| Dust Removal | Yes, Sensor Shake DR | Yes, Sensor Shake DR | Yes, Sensor Shake DR |
| Dust Alert | Yes | Yes | No |
| File Format | PEF (RAW),DNG (RAW),JPG | PEF (RAW),DNG (RAW),JPG | PEF (RAW),DNG (RAW),JPG |
| Card Slots | 1 | 1 | 1 |
| Memory Card Type | SD, SDHC | SD, SDHC | SD, SDHC |
| Tethering | Wired (native) | None | Wired (native) |
| Battery |
D-LI50 lithium-ion rechargeable
|
4 x AA
|
D-LI50 lithium-ion rechargeable
|
| Battery Grip | D-BG2 with D-LI50 | D-BG3 with 4x AA | D-BG2 with D-LI50 |
| Battery Life | 740 images without flash | | 500 images without flash |
| Size (W X H X D) | 141.5 x 101 x 70 mm | 133.5 x 95 x 74 mm | 141.5 x 101 x 70 mm |
| Weight | 715 g | 630 g | 710 g |
| Connectivity | USB 2.0/Video out, DC in, X-sync, cable release | USB 2.0/Video out, DC in, cable release | USB 2.0/Video out, DC in, cable release |
| Latest Firmware | Version 1.04 | Version 1.01 | Version 1.31 |
| Notes | In-camera RAW development | In-camera RAW development | In-camera RAW development |
| Colors / Special Editions |
Titanium
| |
Grand Prix
|
