• APS-C 369.7mm2
  • 14.6 megapixels
  • ISO 100 - 3200
  • 35mm 864.0mm2
  • 18.1 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Pentax K-7
  • Canon EOS-1D X
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K20D
K20D vs K-7
Canon 1Ds Mark III
1Ds Mark III vs 1DX
Successor: Pentax K-5
K-7 vs K-5
Canon 1DX Mark II
1DX vs 1DX Mark II
General
Model Number: K-7 1DX
Alternate Model Number(s):    
Camera Format: Pro SLR Pro SLR
Currently Manufactured: No No
Retail Price: $1299.95 $6800.00
Street Price:   $5,299.00
Date Available: 2009-07-15 2012-06-15
Tripod Mount: Yes Yes
Weight: 26.7 oz (758 g)
includes batteries
54.7 oz (1,551 g)
includes batteries
Size: 5.1 x 3.8 x 2.9 in.
(130 x 97 x 74 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:   Canon
Effective Megapixels: 14.6 18.1
Sensor Format: APS-C 35mm
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 5.07 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: 61 82
DxO Color Depth Score (bits): 22.6 23.8
DxO Dynamic Range Score (evs): 10.6 11.8
DxO Maximum Effective ISO Score (iso): 536 2,786
Image Capture
Image Resolution: 4672 x 3104 (14.5 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), RAW (.PEF, .DNG) JPEG, RAW, M-RAW (10.1MP), S-RAW (4.5MP); 14-bit CR2; RAW+JPEG
Continuous-mode frames/second: 5.2 12.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30)
1536x1024 (30)
640x416 (30)
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: n/a n/a
Focal Length (35mm equivalent):    
Focal Length (actual):    
Zoom Ratio:    
Aperture Range:    
Integrated ND Filter: No No
Normal Focus Range:    
Macro Focus Range:    
Filter Thread: n/a 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: 11-point TTL phase-matching (SAFOX VIII) 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., -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: 921,000 dots 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): 3200 51200
Minimum ISO (native): 100 100
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, 6400 (expanded) 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, Tungsten, Fluorescent (W, D, N), Flash, Color Temperature 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, USER, Movie Multiple Exposure.
Self Timer: 2 or 12 seconds 10, 2 seconds
Time Lapse (intervalometer): Yes No
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Wireless 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 CF1 / CF2
UHS Support:    
Other Memory:   UDMA7 compliant
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 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: No 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: Yes Yes
Remote Control Type: Wired or IR Optional wired (N3 contact), wireless
Connections (extended): DC input, wired remote, 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): 13 Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 5.2 12.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 20 56
RAW shooting speed in burst mode (fps):   12.0
Buffer size for RAW shooting in burst mode (frames):   31
RAW+JPEG shooting speed in burst mode (fps):   12.0
Buffer Size for RAW+JPEG shooting in burst mode (frames):   16
Shutter lag (full AF, wide/mid): 0.09 seconds 0.13 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   0.75 seconds
Shutter lag (prefocused, live view - DSLR):   0.064 seconds
Shutter Lag (manual focus): 0.075 seconds 0.095 seconds
Shutter lag (full AF, with flash): 0.15 seconds  
Shutter Lag (prefocused): 0.074 seconds 0.056 seconds
Shutter Lag (notes): Live View Phase-Detect Full AF: 1.2 seconds Contrast-Detect Full AF: 2.3 seconds Prefocused: 0.405 second 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: 0.1 seconds 0.2 seconds
Flash cycle time, full power: 3.7 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 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
Internal Charging Supported: No
Software
Included Software: CD-ROM S-SW74/75 Digital Photo Professional, EOS Utility, ZoomBrowser EX / ImageBrowser, Photostitch, Picture Style Editor
OS Compatibility: Windows XP/Vista, MacOS 10.2 or later Windows XP (SP2/SP3) / Vista inc SP1 (excl. Starter Edition) / 7 (excl. Starter Edition); OS X v10.4-10.6
Miscellaneous
Notes & Features: Sensor-shift image stabilization, new 77-segment metering system, Distortion and Lateral Chromatic Aberrations correction, High Dynamic Range (HDR) image capture mode, HD Movie capture (1280x720, 1536x1024, 640x416 all at 30 frames per second), HDMI output, magnesium alloy body. 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.