Pentax 645Z Review

Overall Score

82

Main Features

  • 51 MP Medium format CMOS Sensor
  • 100 - 204800 ISO
  • 3" Tilting Screen
  • Optical (pentaprism) Viewfinder
  • 3 fps continuous shooting
  • 1920 x 1080 video resolution
  • Built-In Wireless
  • 156 x 117 x 123 mm, 1550g.
  • Price Category:
  • Replaced: 645D

I want (0) I have (0) I had (0)
Check Price

Pentax 645Z Overview


First introduced in April, 2014, Pentax 645Z is a 51 MP DSLR with a Medium format (44 x 33 mm) sized CMOS sensor. Pentax replaced the older Pentax 645D with 645Z. Follow the link to read our detailed comparison of these models:

Compare Pentax 645Z with Pentax 645D


Pentax 645Z comes with a Full Frame sensor - 44 x 33 mm CMOS sensor, which has a diagonal of 55.0 mm

- Full Frame, approximate the actual size shown above

Sensor resolution of Pentax 645Z ~ 8235 x 6192 pixels.

Pentax 645Z has Crop Factor: 0.79

The sensor has a surface area of 1452.0 mm².

There are approximate 50,991,120 photosites (pixels) on this area.


Proc and Cons of Pentax 645Z


Get to know this camera closer. Let's look at the features and characteristics of this model. Compare Pentax 645Z with competitors in pro dslr cameras.

Pros
Built-in Wireless
External Flash
AF Face Detection
51MP High Resolution Sensor
1037k dots Screen Resolution
1/4000s Max Shutter Speed
Manual Exposure Mode
Environmental Sealing
27 Focus Points
±5 AE Bracketing Range
Focus Bracketing
Tilting Screen
Optical Viewfinder
RAW Support
204800 Max Native ISO
3.0 fps Continuous Shooting
Manual Focus
Microphone Port
Timelapse Recording
2 Storage Slots
Flash Sync Port
Cons
No Bluetooth
No Touch Screen
Slow Continuous Shooting: 1037 fps
Low Battery Life: 650 shots
No Articulating Screen
No Image Stabilization
Weight: 1550g
Type Scores

Pentax 645Z has an Overall Score of 82/100 and ranked #11 out of 205 in DSLR cameras, and ranked #37 out of 1201 in all cameras.

Pentax 645Z Scores
Imaging score
92
Features score
65
Value for money score
75
Portability score
40
Overall score
82
Average Scores in Pro DSLR
Imaging Score
57
Features Score
49
Value For Money Score
61
Portability Score
49
Overall score
55

Physical Dimensions of Pentax 645Z


Pentax 645Z weighs 1550g and has external dimensions of 156 x 117 x 123mm (6.14 x 4.61 x 4.84"). Considering that the average weight of Pro DSLR cameras is 1280g, Pentax 645Z is 270 grams more than the average weight of cameras in this category.

Weight Comparison
Pro DSLR Cameras


Pentax 645Z
1550g
Average weight
1280g
Min weight
735g
Max weight
1585g

Thickness Comparison
Pro DSLR Cameras


Pentax 645Z
123mm
Average Thickness
85mm
Min Thickness
74mm
Max Thickness
123mm

Here is the front and top view image of Pentax 645Z with the dimensions:

Pentax 645Z

Size Compared to Major Competitors


Model Weight 645Z Dimensions 645Z
Canon EOS 5DS R Canon 5DS R 930 g 1550 g 152 x 116 x 76 mm 156 x 117 x 123 mm
Pentax 645D Pentax 645D 1480 g 1550 g 156 x 117 x 119 mm 156 x 117 x 123 mm
Nikon D810 Nikon D810 980 g 1550 g 146 x 123 x 82 mm 156 x 117 x 123 mm
Fujifilm GFX 50S Fujifilm GFX 50S 740 g 1550 g 148 x 94 x 91 mm 156 x 117 x 123 mm
Hasselblad X1D Hasselblad X1D 725 g 1550 g 150 x 98 x 71 mm 156 x 117 x 123 mm
Leica S2 Leica S2 1410 g 1550 g 160 x 120 x 81 mm 156 x 117 x 123 mm
Sony Alpha A7R II Sony A7R II 625 g 1550 g 127 x 96 x 60 mm 156 x 117 x 123 mm
Canon EOS 5D Mark III Canon 5D MIII 950 g 1550 g 152 x 116 x 76 mm 156 x 117 x 123 mm

Specifications of Pentax 645Z


General
Brand Pentax
Model 645Z
Announced April, 2014
Body Type Large SLR
Lens
Lens Mount Pentax 645AF2
Manual Focus
Focal Lens Multiplier 0.8
Number of Lenses 6
Macro Focus Range n/a
Screen
Screen Size 3"
Screen Type Tilting
Screen Resolution 1037k pixels
Touch Screen
Live View
Viewfinder
Viewfinder Optical (pentaprism)
Viewfinder Resolution no electronic viewfinder
Viewfinder Coverage 98%
Viewfinder Magnification 0.85
Autofocus
AF Touch
AF Continuous
AF Single
AF Tracking
AF Selective
AF Center
AF Multi Area
AF Live View
AF Face Detection
AF Contrast Detection
AF Phase Detection
Number of Focus Points 27
Number of Cross Focus Points 0
Photography Features
RAW Support
Min Shutter Speed 1/30 sec
Max Shutter Speed 1/4000 sec
Continuous Shooting 3.0 fps
Shutter Priority
Aperture Priority
Manual Exposure Mode
Exposure Compensation
Custom White Balance
Image Stabilization
Built-in Flash
Flash Range no built-in flash
Flash Modes Flash On, Flash On+Red-eye Reduction, Slow-speed Sync, Slow-speed Sync+Red-eye, P-TTL, Trailing Curtain Sync, contrast-control-sync, high-speed sync, wireless sync
External Flash
AE Bracketing
AE Bracketing Range ±5 EV
WB Bracketing
Sensor
Sensor Size Medium format
Sensor Type CMOS
Sensor Dimensions 44 x 33 mm
Sensor Area 1452.0 mm²
Sensor Resolution 51 MP
Max Image Resolution 8256 x 6192
Max Native ISO 204800
Min Native ISO 100
Max Boosted ISO 0
Min Boosted ISO 0
Video Features
4K
Max Video Resolution 1920 x 1080
Video Formats MPEG-4, H.264
Timelapse Recording
Microphone Port
Headphone Port
Exposure Modes
Multi-Segment
Average
Spot
Partial
AF-Area
Center Weighted
Connectivity
GPS Optional
Wireless Connectivity Built-In
Bluetooth
HDMI
USB USB 3.0 (5 GBit/sec)
Battery
Battery Life 650 shots
Battery Type Battery Pack
Battery Model D-LI90
Physical
Weight 1550 g
Physical Dimensions 156 x 117 x 123 mm
Environmental Sealing
Water Proof
Dust Proof
Shock Proof
Crush Proof
Freeze Proof
Shock Proof
Storage
Storage Type Dual SD/SDHC/SDXC slots
Storage Slots 2
Other Features
Self Timer
Selfie Friendly

Latest Pro DSLR

Nikon D6
Nikon D6

21MP | Full frame CMOS | Nikon F mount

Canon EOS-1D X Mark III
Canon EOS-1D X Mark III

20MP | Full frame CMOS | Canon EF mount

Canon EOS-1D X Mark II
Canon EOS-1D X Mark II

20MP | Full frame CMOS | Canon EF mount

Nikon D5
Nikon D5

21MP | Full frame CMOS | Nikon F mount

Pentax 645Z
Pentax 645Z

51MP | Medium format CMOS | Pentax 645AF2 mount

Nikon D4s
Nikon D4s

16MP | Full frame CMOS | Nikon F mount

Canon EOS-1D C
Canon EOS-1D C

18MP | Full frame CMOS | Canon EF mount

Nikon D4
Nikon D4

16MP | Full frame CMOS | Nikon F mount

Canon EOS-1D X
Canon EOS-1D X

18MP | Full frame CMOS | Canon EF mount

Pentax 645D
Pentax 645D

40MP | Medium format CCD | Pentax 645AF2 mount

Latest DSLR

Canon EOS Rebel T8i
Canon EOS Rebel T8i

24MP | APS-C CMOS | Canon EF/EF-S mount

Nikon D6
Nikon D6

21MP | Full frame CMOS | Nikon F mount

Nikon D780
Nikon D780

25MP | Full frame BSI-CMOS | Nikon F mount

Canon EOS-1D X Mark III
Canon EOS-1D X Mark III

20MP | Full frame CMOS | Canon EF mount

Canon EOS 90D
Canon EOS 90D

33MP | APS-C CMOS | Canon EF/EF-S mount

Canon EOS Rebel SL3
Canon EOS Rebel SL3

24MP | APS-C CMOS | Canon EF/EF-S mount

Nikon D3500
Nikon D3500

24MP | APS-C CMOS | Nikon F mount

Canon EOS 4000D
Canon EOS 4000D

18MP | APS-C CMOS | Canon EF/EF-S mount

Canon EOS Rebel T7
Canon EOS Rebel T7

24MP | APS-C CMOS | Canon EF/EF-S mount

Pentax K-1 Mark II
Pentax K-1 Mark II

36MP | Full frame CMOS | Pentax KAF4 mount