• APS-C 366.6mm2
  • 24.4 megapixels
  • ISO 100 - 51,200
  • APS-C 369.0mm2
  • 19.6 megapixels
  • 45.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K-3
  • Sigma dp2 Quattro
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Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Pentax K-3 II
K-3 vs K-3 II 		 
General
Model Number: K-3 dp2 Quattro
Alternate Model Number(s):    
Camera Format: Pro SLR Mid-Sized
Currently Manufactured: No Yes
Retail Price: $1149.95 $999.00
Street Price: $699.00 $899.00
Date Available: 2013-11-01 2014-08-14
Tripod Mount: Yes Yes
Weight: 43.7 oz (1,240 g)
includes batteries, kit lens 		17.2 oz (489 g)
includes batteries
Size: 5.2 x 3.9 x 3.1 in.
(132 x 100 x 77 mm) 		6.4 x 2.6 x 3.2 in.
(161 x 67 x 82 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Foveon X3 Quattro
Effective Megapixels: 24.4 19.6
Sensor Format: APS-C APS-C
Sensor size: 366.6mm2 (23.50mm x 15.60mm) 368.95mm2 (23.50mm x 15.70mm)
Approximate Pixel Pitch: 3.91 microns 4.33 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG Full Color
Anti Aliasing Filter: Optional Not needed
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 80  
DxO Color Depth Score (bits): 23.7  
DxO Dynamic Range Score (evs): 13.4  
DxO Maximum Effective ISO Score (iso): 1,216  
Image Capture
Image Resolution: 6016 x 4000 (24.1 MP, 3:2),
4608 x 3072 (14.2 MP, 3:2),
3072 x 2048 (6.3 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2) 		5424 x 3616 (19.6 MP, 3:2),
4816 x 3616 (17.4 MP, 4:3),
5424 x 3048 (16.5 MP, 16:9),
3616 x 3616 (13.1 MP, 1:1),
5424 x 2328 (12.6 MP, Other),
2704 x 1808 (4.9 MP, 3:2),
2400 x 1808 (4.3 MP, 4:3),
2704 x 1520 (4.1 MP, 16:9),
1808 x 1808 (3.3 MP, 1:1),
2704 x 1160 (3.1 MP, Other),
7680 x 5120 (39.3 MP, 3:2),
 6816 x 5120 (34.9 MP, 4:3),
 7680 x 4320 (33.2 MP, 16:9),
 5120 x 5120 (26.2 MP, 1:1),
 7680 x 3296 (25.3 MP, Other)
Image File Format: JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG JPEG (EXIF 2.3), 14-bit RAW (.X3F), RAW+JPEG
Continuous-mode frames/second: 7.1 3.7
Video Capture
Can take movies: Yes No
Movie Resolution: 1920x1080 (60i/​50i/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
Movie File Format: MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record  
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes No
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2/3) n/a
Lens: smc Pentax 18-135mm f/3.5-5.6 ED AL [IF] DC DA WR Sigma Lens; 8 elements in 6 groups
Focal Length (35mm equivalent): 27 - 203mm 45mm
Focal Length (actual): 18 - 135mm 30mm
Zoom Ratio: 7.50x 1.00x
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/40 (tele) f/2.8 - f/16, with 9-bladed diaphragm
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity 		100 cm to Infinity
39.4 in to Infinity
Macro Focus Range:   28 cm to Infinity
11.0 in to Infinity
Filter Thread: 62.0mm 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom:
Digital Zoom Values:    
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: SAFOX 11 TTL phase-matching - 27 point (25 cross type focus points in the center) Contrast Detection: 9 points select mode, Free move mode (It is possible to change the size of Focus Frame to Spot, Regular and Large), Face Detection AF mode
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD No / LCD
Viewfinder Type: SLR type; eye-level pentaprism, ~100% coverage, 0.95x mag., TBDmm eyepoint, -2.5 to +1.5 diopter Optional VF-41 hotshoe-mounted optical viewfinder available
Focus Peaking: Yes No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.63x  
Viewfinder Magnification (nominal/claimed): 0.95x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.2 3.0
Rear Display Resolution: 1,036,800 dots (345,600 px) 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x 10.0x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 51200 6400
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-51200 (1, 1/2 or 1/3 EV steps) Auto, 100-6400 in 1/3 EV steps; Auto has programmable High/Low limits
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Multi Auto WB, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N:Daylight White, W:Cool White, L:Warm White), Tungsten Light, Flash, CTE, Manual (up to 3 settings), Color Temperature (up to 3 settings) Auto, Auto (Lighting Source Priority), Daylight, Shade, Overcast, Incandescent, Fluorescent, Color Temperature, Flash, Custom
Shutter Speed Range: 1/8000 - 30 sec 1/2000 - 30 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: Multi-segment with 86K-pixel RGB sensor, Center-weighted, Spot Evaluative, center-weighted average, spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Sensitivity Priority, Shutter and Aperture Priority; Digital filters (capture): Extract Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Bold Monochrome; HDR: Auto, HDR1, HDR2, HDR3. Color modes: Standard, Vivid, Neutral, Portrait, Landscape, Cinema, Sunset Red, Forest Green, FOV Classic Blue, FOV Classic Yellow, Monochrome
Self Timer: 2 or 12 seconds 2 or 10 seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: P-TTL, Red-eye reduction, Slow-speed sync, Rear Curtain Sync. High-Speed Sync and Wireless Sync also available with PENTAX dedicated external flash. Normal, Redeye, Slow Sync., Redeye + Slow Sync (with compatible external flash unit)
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. n/a
Flash Range Description: Depends on lens Optional EF-140S compact flash has GN=14m (ISO 100)
Max Flash Sync: 1/180 1/1250 at F2.8, 1/1600 at F4 and 1/2000 at F5.6
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC Sync socket Hot Shoe
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: Yes No
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (.PEF, .DNG), RAW+JPEG 14-bit RAW (.X3F), RAW+JPEG
Movie File Format: MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record  
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: Yes No
External Connections: USB 3.0 Super Speed USB 2.0 High Speed
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Via USB cable switch
Connections (extended): Micro (Type D) HMDI, USB 3.0 Micro B, DC input, wired remote jack, 3.5mm external stereo mic jack, 3.5mm stereo headphone jack  
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.79 0.58
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.64 0.64
Buffer size for RAW shooting in single shot mode (frames): Unlimited 7
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.69 1.60
Camera penalizes early shutter press? No Yes
JPEG shooting speed in burst mode (fps, max resolution): 7.1 3.7
Buffer size for JPEG shooting in burst mode (frames, max resolution): 75 7
RAW shooting speed in burst mode (fps): 7.1 3.7
Buffer size for RAW shooting in burst mode (frames): 24 7
RAW+JPEG shooting speed in burst mode (fps): 7.1 3.8
Buffer Size for RAW+JPEG shooting in burst mode (frames): 25 7
Shutter lag (full AF, wide/mid): 0.14 seconds 0.39 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 1.01 seconds  
Shutter lag (prefocused, live view - DSLR): 0.226 seconds  
Shutter Lag (manual focus): 0.097 seconds 0.047 seconds
Shutter lag (full AF, with flash): 0.33 seconds 0.57 seconds
Shutter Lag (prefocused): 0.096 seconds 0.047 seconds
Shutter Lag (notes): Full AF lag, Wide-area mode, OVF = 0.157s Live View: Center mode AF lag = 1.014s Wide-area mode AF lag = 1.005s Prefocused = 0.226s  
Startup Time: 0.9 seconds 3.0 seconds
Play -> Record Time: 0.6 seconds 1.0 seconds
Flash cycle time, full power: 2.3 seconds 9.6 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   200 shots
Battery Life, Still (CIPA Rating OVF/EVF): 560 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90 Proprietary BP-51
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 2 x Proprietary BP-51 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No No
Software
Included Software: Software CD-ROM S-SW140 SIGMA Photo Pro
OS Compatibility:   Windows, Mac OS
Miscellaneous
Notes & Features: Image stabilization system also acts as a selectable AA filter, 8.3 fps full-res burst mode, new 27-point AF system, new 86,000 pixel RGB metering system, Full HD video up to 60i with H.264 encoding, dual SD card slots, freeze-proof, dust-proof, weather-resistant magnesium alloy construction, USB 3.0 port. New Foveon X3 Quattro sensor and TRUE III image processing engine.