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Model Name: Pentax 645Z 
Prices: Compare Prices
Manufacturer URL: Manufacturer website
Predecessor: Pentax 645D
645D vs 645Z
Successor:  
General
Model Number: 645Z
Alternate Model Number(s):  
Camera Format: Pro SLR
Currently Manufactured: Yes
Retail Price: $8499.95
Street Price: $4,845.43
Date Available: 2014-06-15
Tripod Mount: Yes
Weight: 54.9 oz (1,555 g)
includes batteries
Size: 6.1 x 4.6 x 4.8 in.
(156 x 117 x 123 mm)
Waterproof: No
Waterproof Depth: n/a
Image Sensor
Sensor Type: CMOS
Sensor Manufacturer: Sony
Effective Megapixels: 51.4
Sensor Format: Medium format
Sensor size: 1436.64mm2 (43.80mm x 32.80mm)
Approximate Pixel Pitch: 5.31 microns
Focal Length Multiplier: 0.8x
Aspect Ratio: 4:3
Color Filter Type: RGBG
Anti Aliasing Filter: None
Self-Cleaning: Yes
Sensor shift image stabilization: No
On-Sensor Phase Detect: No
DxO Sensor Score: 101
DxO Color Depth Score (bits): 26.0
DxO Dynamic Range Score (evs): 14.7
DxO Maximum Effective ISO Score (iso): 4,505
Image Capture
Image Resolution: 8256 x 6192 (51.1 MP, 4:3),
6192 x 5184 (32.1 MP, Other),
5376 x 4032 (21.7 MP, 4:3),
1920 x 1440 (2.8 MP, 4:3)
Image File Format: JPEG, 14-bit PEF / DNG RAW, TIFF
Continuous-mode frames/second: 3.1
Video Capture
Can take movies: Yes
Movie Resolution: 1920x1080 (60i/​50i/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
Movie File Format: MOV (MPEG-4 AVC/H.264) with stereo sound; Motion JPEG (AVI) for Interval Movie Record
Composite Video Out: No
NTSC/PAL Switchable Video: n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Pentax 645 bayonet
Lens: n/a
Focal Length (35mm equivalent):  
Focal Length (actual):  
Zoom Ratio:  
Aperture Range:  
Integrated ND Filter: No
Normal Focus Range:  
Macro Focus Range:  
Filter Thread: n/a
Thread Type: n/a
Optical Image Stabilization: No
Digital Zoom:
Digital Zoom Values:  
Auto Focus
Auto Focus: Yes
Auto Focus Type: 27-point SAFOX 11+ Phase Difference Detection (25 cross type focus points in the center): Spot, Select, Expanded Area AF (S, M, L), Zone Select, Auto (27 AF Points)
Auto Focus Assist Light? No
Manual Focus: Yes
Viewfinder
Viewfinder: Optical / LCD
Viewfinder Type: Trapezoid prism finder w/ interchangeable Natural-Bright-Matte focusing screen; Coverage: ~98%; Magnification: ~0.62x (55mmF2.8 at infinity), ~0.85x (75mmF2.8 at infinity); Diopter: -3.5 m to + 2.0 m-1; Eye Relief: ~21 mm (from view window), ~24.1 mm (from center of lens)
Focus Peaking: Yes
EVF Resolution: n/a
Viewfinder Magnification (35mm equivalent): 0.78x
Viewfinder Magnification (nominal/claimed): 0.62x
Display
Eye-level Viewfinder: Yes
Rear Display: Yes
Rear Display Size (inches): 3.2
Rear Display Resolution: 1,036,800 dots (345,600 px)
Touchscreen: No
Articulating Screen: Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 16.0x
Top Deck Display: Yes
Exposure
Maximum ISO (native): 204800
Minimum ISO (native): 100
ISO Settings: Auto, 100-204800 in 1, 1/2 or 1/3EV steps
Auto ISO Mode: Yes
White Balance Settings: Auto, Multi Auto, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N: Daylight White, W: Cool White, L: Warm White), Tungsten, Flash, CTE; Manual mode(s): Manual (up to 3 settings can be saved), Color Temperature (up to 3 settings can be saved), Copying the white balance settings of a captured image possible
Shutter Speed Range: 1/4000 - 30 sec
Bulb Mode: Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps
Metering Modes: 86K-pixel RBG sensor: Multi-segment metering, Center-weighted metering, Spot metering
Program Auto Exposure: Yes
Aperture Priority: Yes
Shutter Priority: Yes
Full Manual Exposure: Yes
Creative Exposure Modes: Sensitivity Priority, Shutter & Aperture Priority; HDR Capture: Auto, Type1, Type2, Type3, Exposure Bracket Value adjustable, Auto Align (automatic composition correction function) available; Custom Image: Bright, Natural, Portrait, Landscape, Vibrant, Radiant, Muted, Bleach Bypass, Reversal Film, Monochrome, Cross Processing (Random, Preset 1-3, Favorite 1-3)
Self Timer: 2 or 12 seconds
Time Lapse (intervalometer): Yes
High Resolution Composite: No
Flash
Built-in Flash: No
Flash Modes: P-TTL; high-speed sync, wireless sync supported with compatible flash unit
Flash Guide Number (ISO 100): n/a
Flash Range Description: n/a
Max Flash Sync: 1/125
Flash Exposure Compensation: -2 to +1 EV
External Flash Connection: Hot shoe, X-sync socket
Built-In Wireless Flash Control:  
Image Storage
Usable Memory Types: SD / SDHC / SDXC
UHS Support: UHS-I
Other Memory:  
Dual Card Slots: Yes
RAW Capture Support: Yes
Uncompressed Format: 14-bit PEF / DNG RAW, TIFF
Movie File Format: MOV (MPEG-4 AVC/H.264) with stereo sound; Motion JPEG (AVI) for Interval Movie Record
Included Memory: No memory included
Included Memory Type:  
Connectivity
Built-In Wi-Fi: No
NFC: No
Bluetooth: No
Built-In GPS: No
Microphone Jack: Yes
Headphone Jack: No
External Connections: USB 3.0 Super Speed
PictBridge Compliant: No
DPOF Compliant: No
Remote Control: Yes
Remote Control Type: Optional wired or wireless
Connections (extended): Micro (Type-D) HDMI, DC input, Stereo microphone jack, wired remote socket
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.35
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.33
Buffer size for RAW shooting in single shot mode (frames): 10
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.33
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution): 3.1
Buffer size for JPEG shooting in burst mode (frames, max resolution): 12
RAW shooting speed in burst mode (fps): 3.1
Buffer size for RAW shooting in burst mode (frames): 10
RAW+JPEG shooting speed in burst mode (fps): 3.1
Buffer Size for RAW+JPEG shooting in burst mode (frames): 10
Shutter lag (full AF, wide/mid): 0.16 seconds
Shutter lag (full AF, tele):  
Shutter lag (full AF, live view - DSLR): 1.17 seconds
Shutter lag (prefocused, live view - DSLR): 0.385 seconds
Shutter Lag (manual focus): 0.117 seconds
Shutter lag (full AF, with flash):  
Shutter Lag (prefocused): 0.112 seconds
Shutter Lag (notes): OVF: Full AF lag, wide-area mode = 0.170s Live View: Full AF lag, Spot AF mode = 1.174s Prefocused = 0.385s
Startup Time: 1.5 seconds
Play -> Record Time: 0.7 seconds
Flash cycle time, full power:  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):  
Battery Life, Still (CIPA Rating OVF/EVF): 650 shots
Battery Life, Video:  
Battery Form Factor: Proprietary D-LI90
Usable Battery Types: Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software:  
OS Compatibility:  
Miscellaneous
Notes & Features: New 51.4MP AA-filterless CMOS sensor, PRIME III processor, 27-point SAFOX 11 AF, 86K RGB metering, Full HD video up to 60i, tilting LCD monitor with Live View, 3fps full-res continuous burst mode.