• APS-C 366.6mm2
  • 24.4 megapixels
  • ISO 100 - 51,200
  • 35mm 864.0mm2
  • 50.6 megapixels
  • ISO 100 - 6400
  • Detailed specifications
  • Pentax K-3
  • Canon EOS 5DS R
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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 5DS R
Alternate Model Number(s):    
Camera Format: Pro SLR Pro SLR
Currently Manufactured: No Yes
Retail Price: $1149.95 $3899.00
Street Price: $699.00 $1,849.00
Date Available: 2013-11-01 2015-06-15
Tripod Mount: Yes Yes
Weight: 43.7 oz (1,240 g)
includes batteries, kit lens 		33.4 oz (948 g)
includes batteries
Size: 5.2 x 3.9 x 3.1 in.
(132 x 100 x 77 mm) 		6.0 x 4.6 x 3.0 in.
(152 x 116 x 76 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 24.4 50.6
Sensor Format: APS-C 35mm
Sensor size: 366.6mm2 (23.50mm x 15.60mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 3.91 microns 4.14 microns
Focal Length Multiplier: 1.5x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Optional None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 80 86
DxO Color Depth Score (bits): 23.7 24.6
DxO Dynamic Range Score (evs): 13.4 12.4
DxO Maximum Effective ISO Score (iso): 1,216 2,308
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) 		8688 x 5792 (50.3 MP, 3:2),
7680 x 5120 (39.3 MP, 3:2),
5760 x 3840 (22.1 MP, 3:2),
4320 x 2880 (12.4 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2),
720 x 480 (0.3 MP, 3:2),
6480 x 4320 (28.0 MP, 3:2),
4320 x 2880 (12.4 MP, 3:2),
8688 x 4888 (42.5 MP, 16:9),
7680 x 4320 (33.2 MP, 16:9),
5760 x 3240 (18.7 MP, 16:9),
4320 x 2432 (10.5 MP, 16:9),
1920 x 1080 (2.1 MP, 16:9),
720 x 408 (0.3 MP, Other),
7712 x 5792 (44.7 MP, 4:3),
6816 x 5120 (34.9 MP, 4:3),
5120 x 3480 (17.8 MP, Other),
3840 x 2880 (11.1 MP, 4:3),
1712 x 1280 (2.2 MP, Other),
640 x 480 (0.3 MP, 4:3),
5792 x 5792 (33.5 MP, 1:1),
5120 x 5120 (26.2 MP, 1:1),
3840 x 3840 (14.7 MP, 1:1),
2880 x 2880 (8.3 MP, 1:1)
Image File Format: JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG JPEG (EXIF v2.3), RAW, M-RAW (28MP), S-RAW (12.4MP); 14-bit CR2
Continuous-mode frames/second: 7.1 4.8
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i/​50i/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p) 		1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
640x480 (30p/​25p)
Movie File Format: MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record .MOV (MPEG-4 AVC / H.264), ALL-I and IPB modes
Composite Video Out: No Yes
NTSC/PAL Switchable Video: n/a Yes
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2/3) Canon EF
Lens: smc Pentax 18-135mm f/3.5-5.6 ED AL [IF] DC DA WR n/a
Focal Length (35mm equivalent): 27 - 203mm  
Focal Length (actual): 18 - 135mm  
Zoom Ratio: 7.50x  
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/40 (tele)  
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity 		 
Macro Focus Range:    
Filter Thread: 62.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes
Digital Zoom Values:   1.3x and 1.6x crop modes
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: SAFOX 11 TTL phase-matching - 27 point (25 cross type focus points in the center) Phase Detect : 61-point (up to 41 cross-type points); One to five cross-type AF points at f/2.8, 10 to 20 cross-type AF points at f/4, and 15 to 21 cross-type AF points at f/5.6; iTR AF
Auto Focus Assist Light? Yes No
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type; eye-level pentaprism, ~100% coverage, 0.95x mag., TBDmm eyepoint, -2.5 to +1.5 diopter SLR type; fixed eye-level pentaprism, 100% coverage, 0.71x magnification, 21mm eyepoint, -3 to +1 diopter, fixed focusing screen, on demand grid
Focus Peaking: Yes No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.63x 0.71x
Viewfinder Magnification (nominal/claimed): 0.95x 0.71x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.2 3.2
Rear Display Resolution: 1,036,800 dots (345,600 px) 1,044,000 dots (348,000 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 Yes
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 or 1 EV steps, expandable to 50 (L), 12800 (H1)
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, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom, Color Temperature
Shutter Speed Range: 1/8000 - 30 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: Multi-segment with 86K-pixel RGB sensor, Center-weighted, Spot 150K-pixel RGB+IR metering sensor, 252-zone Evaluative, Center-weighted, Partial, 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. n/a
Self Timer: 2 or 12 seconds 2, 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. n/a
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. n/a
Flash Range Description: Depends on lens n/a
Max Flash Sync: 1/180 1/200
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, PC Sync
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC / SDXC CF1 / SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:   UHS-I/UDMA compliant
Dual Card Slots: Yes Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (.PEF, .DNG), RAW+JPEG RAW, M-RAW (28MP), S-RAW (12.4MP); 14-bit CR2
Movie File Format: MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record .MOV (MPEG-4 AVC / H.264), ALL-I and IPB modes
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 Yes
Headphone Jack: Yes No
External Connections: USB 3.0 Super Speed USB 3.0 Super Speed
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Optional Wired or Wireless
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 Mini HDMI (Type C), Remote Jack, Stereo Mic Jack, PC-Sync Terminal
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.79 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.64  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.69 <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 7.1 4.8
Buffer size for JPEG shooting in burst mode (frames, max resolution): 75 28
RAW shooting speed in burst mode (fps): 7.1 4.9
Buffer size for RAW shooting in burst mode (frames): 24 15
RAW+JPEG shooting speed in burst mode (fps): 7.1 4.9
Buffer Size for RAW+JPEG shooting in burst mode (frames): 25 11
Shutter lag (full AF, wide/mid): 0.14 seconds 0.27 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 0.092 seconds
Shutter Lag (manual focus): 0.097 seconds 0.189 seconds
Shutter lag (full AF, with flash): 0.33 seconds  
Shutter Lag (prefocused): 0.096 seconds 0.057 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 0.5 seconds
Play -> Record Time: 0.6 seconds 0.3 seconds
Flash cycle time, full power: 2.3 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   220 shots
Battery Life, Still (CIPA Rating OVF/EVF): 560 shots 700 shots
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90 Proprietary LP-E6N/LP-E6
Usable Battery Types: Lithium-ion rechargeable Lithium-ion Rechargeable or optional battery grip
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary LP-E6N 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 Canon EOS Digital Solution Disc
OS Compatibility:    
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 50.6-megapixel full-frame CMOS sensor without AA filter, Dual DIGIC 6 image processors, EOS iTR AF, 150,000-pixel RGB+IR 252-zone metering, "Fine Detail" Picture Style, 30.5MP 1.3x crop mode and 19.6MP 1.6x crop mode, Full HD 30p video.