• 35mm 860.4mm2
  • 16.2 megapixels
  • ISO 100 - 12,800
  • Medium format 1,436.6mm2
  • 51.4 megapixels
  • ISO 100 - 204,800
  • Detailed specifications
  • Nikon Df
  • Pentax 645Z
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Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Pentax 645D
645D vs 645Z
Successor:    
General
Model Number: Df 645Z
Alternate Model Number(s):    
Camera Format: SLR Pro SLR
Currently Manufactured: Yes Yes
Retail Price: $2999.95 $8499.95
Street Price: $2,768.45 $4,845.43
Date Available: 2013-11-30 2014-06-15
Tripod Mount: Yes Yes
Weight: 34.7 oz (983 g)
includes batteries, kit lens 		54.9 oz (1,555 g)
includes batteries
Size: 5.6 x 4.3 x 2.6 in.
(144 x 110 x 67 mm) 		6.1 x 4.6 x 4.8 in.
(156 x 117 x 123 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 16.2 51.4
Sensor Format: 35mm Medium format
Sensor size: 860.4mm2 (36.00mm x 23.90mm) 1436.64mm2 (43.80mm x 32.80mm)
Approximate Pixel Pitch: 7.31 microns 5.31 microns
Focal Length Multiplier: 1.0x 0.8x
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score: 89 101
DxO Color Depth Score (bits): 24.6 26.0
DxO Dynamic Range Score (evs): 13.1 14.7
DxO Maximum Effective ISO Score (iso): 3,279 4,505
Image Capture
Image Resolution: 4928 x 3280 (16.2 MP, 3:2),
3696 x 2456 (9.1 MP, 3:2),
2464 x 1640 (4.0 MP, 3:2),
3200 x 2128 (6.8 MP, 3:2),
2400 x 1592 (3.8 MP, Other),
1600 x 1064 (1.7 MP, 3:2) 		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, NEF (RAW): 12 or 14 bit, lossless compressed, compressed, or uncompressed; RAW+JPEG; TIFF (RGB) JPEG, 14-bit PEF / DNG RAW, TIFF
Continuous-mode frames/second: 5.4 3.1
Video Capture
Can take movies: No 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 No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Nikon F Pentax 645 bayonet
Lens: AF-S NIKKOR 50mm f/1.8G Special Edition n/a
Focal Length (35mm equivalent): 50mm  
Focal Length (actual): 50mm  
Zoom Ratio: 1.00x  
Aperture Range: f/1.8 - f/16; 7 diaphragm blades (circular)  
Integrated ND Filter: No No
Normal Focus Range: 45 cm to Infinity
17.7 in to Infinity 		 
Macro Focus Range:    
Filter Thread: 58.0mm 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: 39-point (9 cross type) TTL phase detection with 3D focus tracking via Nikon Multi-CAM 4800FX; Contrast-detect AF in Live View modes 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 No
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR; eye-level pentaprism, fixed Type B BriteView Clear Matte Mark VIII focusing screen, 100% coverage, 0.7x magnification, 15mm eyepoint, -3 to +1 diopter 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: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.70x 0.78x
Viewfinder Magnification (nominal/claimed): 0.70x 0.62x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.2 3.2
Rear Display Resolution: 921,600 dots (307,200 px) 1,036,800 dots (345,600 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom:   16.0x
Top Deck Display: Yes Yes
Exposure
Maximum ISO (native): 12800 204800
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 12,800, plus down to 50 in Lo-1, up to 204,800 in Hi-4 Auto, 100-204800 in 1, 1/2 or 1/3EV steps
Auto ISO Mode: Yes Yes
White Balance Settings: Auto (2 types), Incandescent, Fluorescent (7 types), Direct Sunlight, Flash, Cloudy, Shade, Preset manual (up to 4), Color temperature (2500-10000K), all with fine-tuning 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 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 2016-pixel 3D Color Matrix Metering III, Center-weighted (75% given to 8, 12, 15 or 20mm circle), Spot (4mm) centered on selected focus area 86K-pixel RBG sensor: Multi-segment metering, Center-weighted metering, Spot metering
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Built-in HDR mode 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: 2/5/10/20s; 1-9 exposures at intervals of 0.5, 1, 2, or 3 seconds 2 or 12 seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: No No
Flash Modes: Front curtain sync, slow sync, rear-curtain sync, red-eye reduction, red-eye reduction with slow sync, slow rear-curtain sync, Auto FP High-Speed Sync supported P-TTL; high-speed sync, wireless sync supported with compatible flash unit
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
Max Flash Sync: 1/250 1/125
Flash Exposure Compensation: -3 to +1 EV in 0.3EV steps -2 to +1 EV
External Flash Connection: ISO 518 Hot Shoe (safety lock provided), PC Sync terminal Hot shoe, X-sync socket
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: NEF (RAW): 12 or 14 bit, lossless compressed, compressed, or uncompressed; RAW+JPEG; TIFF (RGB) 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 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 3.0 Super Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes No
Remote Control: Yes Yes
Remote Control Type: Optional cable release, wired, wireless Optional wired or wireless
Connections (extended): Type-C Mini HDMI, Accessory Terminal 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): 0.54 0.35
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.54 0.33
Buffer size for RAW shooting in single shot mode (frames): Unlimited 10
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.53 0.33
Camera penalizes early shutter press? No Yes
JPEG shooting speed in burst mode (fps, max resolution): 5.4 3.1
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 12
RAW shooting speed in burst mode (fps): 5.4 3.1
Buffer size for RAW shooting in burst mode (frames): 29 10
RAW+JPEG shooting speed in burst mode (fps): 5.4 3.1
Buffer Size for RAW+JPEG shooting in burst mode (frames): 22 10
Shutter lag (full AF, wide/mid): 0.27 seconds 0.16 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 1.39 seconds 1.17 seconds
Shutter lag (prefocused, live view - DSLR): 0.233 seconds 0.385 seconds
Shutter Lag (manual focus): 0.079 seconds 0.117 seconds
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.054 seconds 0.112 seconds
Shutter Lag (notes): Full AF lag, wide-area mode, OVF = 0.493s Full AF lag, Live View = 1.388s Prefocused, Live View = 0.233s OVF: Full AF lag, wide-area mode = 0.170s Live View: Full AF lag, Spot AF mode = 1.174s Prefocused = 0.385s
Startup Time: 0.6 seconds 1.5 seconds
Play -> Record Time: 0.3 seconds 0.7 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 1400 shots 650 shots
Battery Life, Video:    
Battery Form Factor: Proprietary EN-EL14a Proprietary D-LI90
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary EN-EL14a Lithium-ion rechargeable 1 x Proprietary D-LI90 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No Yes
Internal Charging Supported: No No
Software
Included Software: Nikon ViewNX 2 CD-ROM  
OS Compatibility:    
Miscellaneous
Notes & Features: Available in two-tone silver and black, or black. 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.