• Medium format 1,452.0mm2
  • 40.0 megapixels
  • ISO 200 - 1000
  • 35mm 864.0mm2
  • 22.3 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Pentax 645D
  • Canon EOS 5D Mark III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Canon 5D Mark II
5D Mark II vs 5D Mark III
Successor: Pentax 645Z
645D vs 645Z
Canon 5D Mark IV
5D Mark III vs 5D Mark IV
General
Model Number: 645D 5D Mark III
Alternate Model Number(s):    
Camera Format: Pro SLR Pro SLR
Currently Manufactured: No No
Retail Price: $9995.95 $3500.00
Street Price: $3,599.00 $2,079.48
Date Available: 2010-12-15 2012-03-20
Tripod Mount: Yes Yes
Weight: 52.2 oz (1,480 g)
includes batteries
33.5 oz (950 g)
includes batteries
Size: 6.1 x 4.6 x 4.7 in.
(156 x 117 x 119 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: CCD CMOS
Sensor Manufacturer: Kodak KAF-40000 Canon
Effective Megapixels: 40.0 22.3
Sensor Format: Medium format 35mm
Sensor size: 1452mm2 (44.00mm x 33.00mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 6.06 microns 6.25 microns
Focal Length Multiplier: 0.8x 1.0x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score: 82 81
DxO Color Depth Score (bits): 24.6 24.0
DxO Dynamic Range Score (evs): 12.6 11.7
DxO Maximum Effective ISO Score (iso): 1,262 2,293
Image Capture
Image Resolution: 7264 x 5440 (39.5 MP, Other),
6528 x 4896 (32.0 MP, 4:3),
5376 x 4032 (21.7 MP, 4:3),
4224 x 3168 (13.4 MP, 4:3),
3072 x 2304 (7.1 MP, 4:3)
5760 x 3840 (22.1 MP, 3:2),
3840 x 2560 (9.8 MP, 3:2),
2880 x 1920 (5.5 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2),
720 x 480 (0.3 MP, 3:2)
Image File Format: JPEG, 14-bit PEF / DNG Raw JPEG (EXIF v2.3), RAW, M-RAW (10.5MP), S-RAW (5.5MP); 14-bit CR2
Continuous-mode frames/second: 1.1 6.0
Video Capture
Can take movies: No Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
640x480 (30p/​25p)
Movie File Format:   .MOV (MPEG-4 AVC / H.264), ALL-I and IPB modes
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax 645 bayonet 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 SAFOX IX+ Phase Difference Detection, single / continuous 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.
Auto Focus Assist Light? No No
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD (playback only) Optical / LCD
Viewfinder Type: Trapezoid prism finder w/ Natural-Bright-Matte focusing screen; Coverage: 98%; Magnification: 0.62X (with D FA645 55mm F2.8 lens at infinity) 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: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.78x 0.71x
Viewfinder Magnification (nominal/claimed): 0.62x 0.71x
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) 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:   10.0x
Top Deck Display: Yes Yes
Exposure
Maximum ISO (native): 1000 25600
Minimum ISO (native): 200 100
ISO Settings: Auto (with programmable limits), 200 to 1000 in 1, 1/2 or 1/3 EV steps; expandable to 100 and 1600 Auto, 100-25600 in 1/3 or 1 EV steps, expandable to 50 (L), 51200 (H1) and 102400 (H2)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Fluorescent ( D / N / W / L), Tungsten, Flash, CTE, Manual 1 / 2 / 3, Color temperature setting 1 / 2 / 3 w/ adjustment Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom, Color Temperature
Shutter Speed Range: 1/4000 - 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: 77-segment multi, center-weighted, spot 63-zone Evaluative, Center-weighted, Partial (center, 7.2%), Spot (center, 1.5%)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes:   n/a
Self Timer: 2 or 12 seconds 2, 10 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: No No
Flash Modes: P-TTL, high-speed sync, wireless sync w/ Pentax flash n/a
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
Max Flash Sync: 1/125 1/200
Flash Exposure Compensation:   +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot shoe, X-sync socket Hot Shoe, PC Sync
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC CF1 / SD / SDHC / SDXC
UHS Support: No UHS support No UHS support
Other Memory:   UDMA7 compliant
Dual Card Slots: Yes Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit PEF / DNG Raw RAW, M-RAW (10.5MP), S-RAW (5.5MP); 14-bit CR2
Movie File Format:   .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: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: No Yes
DPOF Compliant: No Yes
Remote Control: Yes Yes
Remote Control Type: Optional IR or wired Optional Wired or Wireless
Connections (extended): DC input Mini HDMI (Type C), Remote Jack, Stereo Mic Jack, Stereo Monitor Jack, PC-Sync Terminal
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.09 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): 1.10 <0.3
Buffer size for RAW shooting in single shot mode (frames): 17 Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 1.09 <0.3
Camera penalizes early shutter press? Yes No
JPEG shooting speed in burst mode (fps, max resolution): 1.1 6.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 19 63
RAW shooting speed in burst mode (fps): 1.1 6.0
Buffer size for RAW shooting in burst mode (frames): 16 18
RAW+JPEG shooting speed in burst mode (fps): 1.1 6.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): 15 7
Shutter lag (full AF, wide/mid): 0.16 seconds 0.12 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   0.78 seconds
Shutter lag (prefocused, live view - DSLR):   0.060 seconds
Shutter Lag (manual focus): 0.141 seconds 0.095 seconds
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.142 seconds 0.061 seconds
Shutter Lag (notes): Full Autofocus lag, Auto Area AF = 0.180s Optical Viewfinder: Full AF shutter lag, wide-area mode: 0.142s Live View: Full AF shutter lag, phase-detect: 0.823s Full AF shutter lag, contrast-detect: 0.780s Prefocused: 0.060
Startup Time: 0.7 seconds 0.5 seconds
Play -> Record Time: 0.3 seconds 0.2 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   200 shots
Battery Life, Still (CIPA Rating OVF/EVF): 800 shots 950 shots
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90 Proprietary LP-E6
Usable Battery Types: Lithium-ion rechargeable Lithium-ion Rechargeable or BG-E11 battery grip
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary LP-E6 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: PENTAX Digital Camera Utility 4 (Ver.4.20) Canon EOS Digital Solution Disc
OS Compatibility:    
Miscellaneous
Notes & Features: Compatible with PENTAX 645AF2, 645AF, and 645A mount lenses. Has dual SD/SDHC card slots. New 22.3-megapixel Full-frame CMOS Sensor, DIGIC 5+ Processor, 61-point AF System, 63-zone iFCL Metering System, 6fps Bursts, Full HD video, 100% OVF, 3.2" 1.04M-dot LCD, Dual Card Slots (SD+CF), HDR Mode, Multiple Exposure Support, Scene Intelligent Auto, Comparative Playback, Dual-Axis Electronic Level, Auto Lighting Optimizer, In-Camera RAW Processing.