Compare Nikon D850 vs Pentax 645Z
Connectivity
Ports
HDMI + Headphone + Microphone + Remote Control + USB 3.0
HDMI + Microphone + Remote Control + USB 3.0
Wireless Connectivity
802.11b/g + NFC + Bluetooth 4.1 LE
Construction
Form Factor
DSLR camera
Image Size
Full frame (35.9 x 23.9 mm)
Medium format (645)
Lens Mount
Nikon F-mount
PENTAX 645AF2
Microphone
Stereo
Mono
Sensor | Resolution
45 MP (8256 x 5504)
51 MP (8256 x 6192)
Sensor | Type
BSI-CMOS
CMOS
Speakers
Mono
Stereo
Dimensions
Size | Depth
79 mm / 3.11 in
123 mm / 4.84 in
Size | Height
124 mm / 4.88 in
117 mm / 4.61 in
Size | Width
146 mm / 5.75 in
156 mm / 6.14 in
Weight
1005 g / 35.51 oz
1550 g / 54.77 oz
Display
Display Diagonal
3.2 inch
3.2 inch
Display Type
Tilting TFT LCD
Tilting TFT LCD
Resolution
2,359,000 dots
1,037,000 dots
Viewfinder | Coverage
100%
98%
Viewfinder | Magnification
0.75x
0.62x
Viewfinder | Type
Optical (pentaprism)
Optical (pentaprism)
Function
AE Bracketing
±5 (2, 3, 5, 7 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV steps)
±5 (2, 3, 5 frames at 1/3 EV, 1/2 EV, 1 EV, 2 EV steps)
Autofocus
151 focus points
27 focus points
Crop Factor
1.0
0.6
Exposure Compensation
±5 (at 1/3 EV, 1/2 EV, 1 EV steps)
±5 (at 1/3 EV, 1/2 EV steps)
Exposure Mode
Auto / Aperture Priority / Shutter Priority / Manual
Auto / Aperture Priority / Shutter Priority / Manual
GPS
No
Optional via O-GPS1
ISO Range
64 ~ 25600 (expands to 32 ~ 102400)
to, ISO 100 ~ 204800
Image Stabilization
No
No
Intervalometer
Yes
Yes
Processor
Expeed 5
PRIME III
Touch Screen
Yes
No
Video Codecs
MPEG-4
MPEG-4, H.264
Weather Resistance
Yes
Yes
Performance
Battery Life
1840 shots
650 shots
Max Burst Rate
7.0 fps
3.0 fps
Storage
SD/SDHC/SDXC (UHS-II supported) + XQD
Dual SD/SDHC/SDXC slots
Production
Battery
EN-EL15a lithium-ion battery & charger
D-LI90 lithium-ion battery and charger
Debut
2017-07-25
2014-04-15
Reviews
Neofiliac score
73%
62%
Pros
- Exceptional battery life
- 64 base ISO
- High 45 MP resolution
- Weather-sealed
- Supports both WiFi and Bluetooth
- Exceptional ergonomics
- Long battery life
- Medium format look
- Exceptionally high 51 MP resolution
- Weather-sealed
- Affordable for a 645 DSLR
Cons
- Low 7.0 fps burst rate
- Very heavy
- Viewfinder with low 0.75x magnification
- Menu not touch-enabled
- Very low 3.0 fps burst rate
- Very large in size
- Very heavy
- Viewfinder coverage is cropped at 98%
- Viewfinder with low 0.62x magnification
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