• APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 12,800
  • 35mm 864.0mm2
  • 18.1 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Pentax K-5
  • Canon EOS-1D X
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-7
K-7 vs K-5
Canon 1Ds Mark III
1Ds Mark III vs 1DX
Successor: Pentax K-5 II
K-5 vs K-5 II
Canon 1DX Mark II
1DX vs 1DX Mark II
General
Model Number: K-5 1DX
Alternate Model Number(s):    
Camera Format: Pro SLR Pro SLR
Currently Manufactured: No No
Retail Price: $1749.95 $6800.00
Street Price: $799.99 $5,299.00
Date Available: 2010-10-15 2012-06-15
Tripod Mount: Yes Yes
Weight: 35.4 oz (1,003 g)
includes batteries, kit lens
54.7 oz (1,551 g)
includes batteries
Size: 5.2 x 3.8 x 2.9 in.
(131 x 97 x 73 mm)
6.2 x 6.4 x 3.3 in.
(158 x 164 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 18.1
Sensor Format: APS-C 35mm
Sensor size: 372.09mm2 (23.70mm x 15.70mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 4.81 microns 6.94 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 No
DxO Sensor Score: 82 82
DxO Color Depth Score (bits): 23.7 23.8
DxO Dynamic Range Score (evs): 14.1 11.8
DxO Maximum Effective ISO Score (iso): 1,162 2,786
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)
5184 x 3456 (17.9 MP, 3:2),
4608 x 3072 (14.2 MP, 3:2),
3456 x 2304 (8.0 MP, 3:2),
2592 x 1728 (4.5 MP, 3:2)
Image File Format: JPEG (EXIF 2.21), 14-bit RAW (.PEF, .DNG) JPEG, RAW, M-RAW (10.1MP), S-RAW (4.5MP); 14-bit CR2; RAW+JPEG
Continuous-mode frames/second: 6.5 12.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (25)
1280x720 (30/​25)
640x480 (30/​25)
1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
640x480 (30p/​25p)
Movie File Format: AVI (Motion JPEG) MOV (Video: H.264 Intra/Inter frame, Sound: Linear PCM)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: No
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2) Canon EF
Lens: smc Pentax 18-55mm f/3.5-5.6AL DA WR n/a
Focal Length (35mm equivalent): 27 - 83mm  
Focal Length (actual): 18 - 55mm  
Zoom Ratio: 3.06x  
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele)  
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
 
Macro Focus Range:    
Filter Thread: 52.0mm 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: SAFOX IX+, 11 point (9 cross type focus point in the center), with light wavelength sensor Phase Detect : 61-point / 41 F4 cross-type AF points inc 5 dual cross type at F2.8; Spot, Single, Single + Adj 4 pts, Single + Adj 8 pts, Zone, Auto
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
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: 921,600 dots (307,200 px) 1,040,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 32.0x 10.0x
Top Deck Display: Yes Yes
Exposure
Maximum ISO (native): 12800 51200
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-12800, expandable 80 to 51200 Auto (100-51200), 100-51200 (in 1/3-stop or whole stop increments), ISO can be expanded to L: 50, H1: 102400, H2: 204800
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, Daylight, Shade, Cloudy, Tungsten, White Fluorescent light, Flash, Custom (up to 5), Color Temperature (Kelvin)
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 100K-pixel RGB sensor: 252-zone Evaluative (35 zones in low light), Center-weighted, Partial, Spot (Center, AF Point-linked, Multi (max 8 spots))
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 Multiple Exposure.
Self Timer: 2 or 12 seconds 10, 2 seconds
Time Lapse (intervalometer):   No
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 1/250
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 PC Sync, Hot Shoe
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC / SDXC CF1 / CF2
UHS Support: No UHS support  
Other Memory:   UDMA7 compliant
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (.PEF, .DNG) RAW, M-RAW (10.1MP), S-RAW (4.5MP); 14-bit CR2; RAW+JPEG
Movie File Format: AVI (Motion JPEG) MOV (Video: H.264 Intra/Inter frame, Sound: Linear PCM)
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: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,Ethernet
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: No Yes
Remote Control Type: Optional Wired or IR Optional wired (N3 contact), wireless
Connections (extended): Mini HMDI, DC input, wired remote, 3.5mm external stereo mic jack System extension terminal, RJ-45 LAN (1000BASE-T), mini HDMI, stereo mic mini jack, PC-sync terminal
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): <0.3 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): <0.3 <0.3
Buffer size for RAW shooting in single shot mode (frames): Unlimited Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): <0.3 <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 6.5 12.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 31 56
RAW shooting speed in burst mode (fps): 6.5 12.0
Buffer size for RAW shooting in burst mode (frames): 23 31
RAW+JPEG shooting speed in burst mode (fps): 6.4 12.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): 22 16
Shutter lag (full AF, wide/mid): 0.10 seconds 0.13 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 1.25 seconds 0.75 seconds
Shutter lag (prefocused, live view - DSLR): 0.384 seconds 0.064 seconds
Shutter Lag (manual focus): 0.092 seconds 0.095 seconds
Shutter lag (full AF, with flash): 0.21 seconds  
Shutter Lag (prefocused): 0.092 seconds 0.056 seconds
Shutter Lag (notes): OVF: Full Autofocus lag, Auto Area (11-points) AF = 0.118s Live View (firmware 1.02): - Full AF PD AF = 1.30s - Full AF CD AF = 1.25s - Prefocused = 0.384s Full AF lag, wide-area mode = 0.221s Prefocused lag, Shortened enabled = 0.038s Live View AF lag, phase-detect = 0.897s Live View AF lag, contrast-detect = 0.746s Live View prefocused lag = 0.064s
Startup Time: 0.6 seconds 0.5 seconds
Play -> Record Time: 0.3 seconds 0.2 seconds
Flash cycle time, full power: 2.2 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 740 shots 1120 shots
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90; optional D-BG4 Battery Grip Proprietary LP-E4N
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary LP-E4N 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-SW110 Digital Photo Professional, EOS Utility, ZoomBrowser EX / ImageBrowser, Photostitch, Picture Style Editor
OS Compatibility:   Windows XP (SP2/SP3) / Vista inc SP1 (excl. Starter Edition) / 7 (excl. Starter Edition); OS X v10.4-10.6
Miscellaneous
Notes & Features: New 16.3MP CMOS APS-C sensor with ISOs up to 51200, sensor-shift shake reduction, 1080p HD video at 25fps, 11-point SAFOX IX+ AF system, 100%, 0.92x viewfinder, electronic level with tilt scale, improved in-camera HDR, SDXC compatible with firmware update, weather sealed magnesium allow body on stainless steel chassis. 18MP Full-frame CMOS sensor with 16-channel readout, dual DIGIC 5+ processors, advanced dust reduction, new 100K-pixel RGB metering system, new 61-point AF system, 12 fps burst (up to 14 fps in JPEG only, mirror locked-up), dual CF card slots, GbE port.