• APS-C 369.7mm2
  • 16.3 megapixels
  • ISO 100 - 12,800
  • 35mm 864.0mm2
  • 20.1 megapixels
  • ISO 100 - 102,400
  • Detailed specifications
  • Pentax K-5 II
  • Canon EOS-1D X Mark III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-5
K-5 vs K-5 II
Canon 1DX Mark II
1DX Mark II vs 1DX Mark III
Successor:    
General
Model Number: K-5 II 1DX Mark III
Alternate Model Number(s):   1DX III
Camera Format: Pro SLR Pro SLR
Currently Manufactured: No Yes
Retail Price: $1449.95 $6499.00
Street Price: $699.00 $6,499.00
Date Available: 2012-10-15 2020-02-15
Tripod Mount: Yes Yes
Weight: 42.3 oz (1,200 g)
includes batteries, kit lens
50.8 oz (1,440 g)
includes batteries
Size: 5.2 x 3.8 x 2.9 in.
(131 x 97 x 73 mm)
6.2 x 6.6 x 3.3 in.
(158 x 168 x 83 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony Canon
Effective Megapixels: 16.3 20.1
Sensor Format: APS-C 35mm
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 4.81 microns 6.58 microns
Focal Length Multiplier: 1.5x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 82  
DxO Color Depth Score (bits): 23.8  
DxO Dynamic Range Score (evs): 14.1  
DxO Maximum Effective ISO Score (iso): 1,235  
Image Capture
Image Resolution: 4928 x 3264 (16.1 MP, Other),
3936 x 2624 (10.3 MP, 3:2),
3072 x 2048 (6.3 MP, 3:2),
1728 x 1152 (2.0 MP, 3:2)
5472 x 3648 (20.0 MP, 3:2),
4368 x 2912 (12.7 MP, 3:2),
3648 x 2432 (8.9 MP, 3:2),
2736 x 1824 (5.0 MP, 3:2)
Image File Format: JPEG (EXIF 2.21), 14-bit RAW (.PEF, .DNG) JPEG, HEIF (10-bit), RAW, C-RAW, 14-bit CR3; RAW+JPEG, RAW+HEIF
Continuous-mode frames/second: 6.7 20.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (25p)
1280x720 (30p/​25p)
640x480 (30p/​25p)
5472x2286 (60p/​50p/​30p/​25p/​24p/​23.98p)
3840x2160 (60p/​50p/​30p/​25p/​24p/​23.98p)
4096x2160 (60p/​50p/​30p/​25p/​24p/​23.98p)
1920x1080 (120p/​100p/​60p/​50p/​30p/​25p/​24p/​23.98p)
Movie File Format: AVI (Motion JPEG) MP4 (Video: MPEG4 AVC/H.264 or MPEG4 H.265/HEVC; Audio: AAC or Linear PCM), RAW (CRM)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: No n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2) 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: No
Digital Zoom Values: n/a  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: TTL phase-difference: new SAFOX X AF sensor, 11 point (9 cross type focus point in the center) with light wavelength sensor; Auto 11 Point, Auto 5 Point, User-Selectable, Center OVF: Phase-detect AF via 191 AF points with 155 cross-type points and 1 dual cross-type; Live View uses Dual Pixel CMOS 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, 0.92x mag., 21.7mm eyepoint, -2.5 to +1.5 diopter SLR type; eye-level pentaprism, 100% coverage, 0.76x magnification, 20mm eyepoint, -3.0 to +1.0 diopter; fixed focusing screen
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.61x 0.76x
Viewfinder Magnification (nominal/claimed): 0.92x 0.76x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.2
Rear Display Resolution: 921,000 dots (307,000 px) 2,100,000 dots
Touchscreen: No Yes
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 32.0x  
Top Deck Display: Yes Yes
Exposure
Maximum ISO (native): 12800 102400
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-12800, expandable 80 to 51200 Auto (100-102400), 100-102400 (in 1/3-stop or whole stop increments), ISO can be expanded to L: 50, H1: 204800, H2: 409600, H3: 819200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, daylight, shade, cloudy, fluorescent (D, N, W, L), tungsten, flash, CTE, manual (up to 3 settings), Kelvin temperature (up to 3 settings) Auto (Ambience priority/White priority), Daylight, Shade, Cloudy, Tungsten Light, White Fluorescent Light, 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: 77-segment, Center-weighted, Spot 400K-pixel RGB+IR sensor: 384-zone Evaluative (linked to all AF points); Center-weighted; Partial (6.2% of viewfinder); Spot (1.5% of viewfinder) center or linkable to AF points; Multi-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): Toy Camera, Retro, High Contrast, Extract Color, Soft, Starburst, Fisheye, Custom  
Self Timer: 2 or 12 seconds 10, 2 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. Depends on external flash
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 1/250
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 Terminal
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: SD / SDHC / SDXC CFexpress
UHS Support: No UHS support  
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (.PEF, .DNG) RAW, C-RAW, 14-bit CR3; RAW+JPEG, RAW+HEIF
Movie File Format: AVI (Motion JPEG) MP4 (Video: MPEG4 AVC/H.264 or MPEG4 H.265/HEVC; Audio: AAC or Linear PCM), RAW (CRM)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: No Yes
Microphone Jack: Yes Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 3.0 Super Speed,Ethernet,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Wi-Fi/Bluetooth/IR; optional wired (N3 contact), WFT-E9
Connections (extended): Mini (Type C) HMDI, DC input, wired remote, 3.5mm external stereo mic jack USB-C (USB 3.1 Gen2) , Mini HDMI (Type-C), N3 remote terminal, WFT terminal, 3.5mm external mic and headphone jacks, 1000BASE-T Ethernet RJ-45 jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.38  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.39  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.39  
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 6.7 20.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 28 Unlimited
RAW shooting speed in burst mode (fps): 6.7 20.0
Buffer size for RAW shooting in burst mode (frames): 22 Unlimited
RAW+JPEG shooting speed in burst mode (fps): 6.7 20.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): 22 Unlimited
Shutter lag (full AF, wide/mid): 0.23 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 1.25 seconds  
Shutter lag (prefocused, live view - DSLR): 0.403 seconds  
Shutter Lag (manual focus): 0.204 seconds  
Shutter lag (full AF, with flash): 0.25 seconds  
Shutter Lag (prefocused): 0.091 seconds  
Shutter Lag (notes): OVF: Full AF lag, wide-area mode = 0.242s Live View: Full AF lag, phase-detect = 1.269s Full AF lag, contrast-detect = 1.250s Prefocused = 0.403s  
Startup Time: 0.6 seconds  
Play -> Record Time: 0.3 seconds  
Flash cycle time, full power: 2.1 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   610 shots
Battery Life, Still (CIPA Rating OVF/EVF): 740 shots 2850 shots
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90; optional D-BG4 Battery Grip Proprietary LP-E19
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary LP-E19 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-SW132 Digital Photo Professional, EOS Utility, ZoomBrowser EX / ImageBrowser, Photostitch, Picture Style Editor
OS Compatibility:    
Miscellaneous
Notes & Features: Essentially a K-5 with improved LCD, and updated SAFOX X AF sensor for better low-light autofocus performance.