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Nikon Z50 vs Pentax 645Z

Portability
74
Imaging
68
Features
84
Overall
74
Nikon Z50 front
 
Pentax 645Z front
Portability
49
Imaging
80
Features
74
Overall
77

Nikon Z50 vs Pentax 645Z Key Specs

Nikon Z50
(Full Review)
  • 21MP - APS-C Sensor
  • 3.2" Tilting Display
  • ISO 100 - 51200 (Bump to 204800)
  • 3840 x 2160 video
  • Nikon Z Mount
  • 397g - 127 x 94 x 60mm
  • Revealed October 2019
Pentax 645Z
(Full Review)
  • 51MP - Medium format Sensor
  • 3.2" Tilting Screen
  • ISO 100 - 204800
  • No Anti-Alias Filter
  • 1920 x 1080 video
  • Pentax 645AF2 Mount
  • 1550g - 156 x 117 x 123mm
  • Revealed April 2014
  • Old Model is Pentax 645D
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Nikon Z50 vs Pentax 645Z Overview

Let's take a more detailed look at the Nikon Z50 and Pentax 645Z, former is a Entry-Level Mirrorless while the latter is a Pro DSLR by companies Nikon and Pentax. There exists a substantial gap between the sensor resolutions of the Z50 (21MP) and 645Z (51MP) and the Z50 (APS-C) and 645Z (Medium format) use totally different sensor sizing.

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The Z50 was released 5 years after the 645Z which is quite a big difference as far as technology is concerned. Both the cameras come with different body type with the Nikon Z50 being a SLR-style mirrorless camera and the Pentax 645Z being a Large SLR camera.

Before getting through a more detailed comparison, below is a simple view of how the Z50 grades versus the 645Z in terms of portability, imaging, features and an overall score.

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Reasons to pick Nikon Z50 over the Pentax 645Z

 Z50 645Z 
RevealedOctober 2019April 2014More modern by 67 months
Screen resolution1040k1037kCrisper screen (+3k dot)
Selfie screen Easy selfies
Touch screen Quickly navigate

Reasons to pick Pentax 645Z over the Nikon Z50

 645Z Z50 

Common features in the Nikon Z50 and Pentax 645Z

 Z50 645Z 
Manual focus More accurate focusing
Screen typeTiltingTiltingTilting screen
Screen dimension3.2"3.2"Identical screen measurement

Nikon Z50 vs Pentax 645Z Physical Comparison

If you're intending to carry around your camera, you have to think about its weight and proportions. The Nikon Z50 enjoys physical measurements of 127mm x 94mm x 60mm (5.0" x 3.7" x 2.4") with a weight of 397 grams (0.88 lbs) while the Pentax 645Z has measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") along with a weight of 1550 grams (3.42 lbs).

Examine the Nikon Z50 and Pentax 645Z in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change based on the lens you are using at that time. Below is the front view size comparison of the Z50 and the 645Z.

Nikon Z50 vs Pentax 645Z size comparison

Considering dimensions and weight, the portability grade of the Z50 and 645Z is 74 and 49 respectively.

Nikon Z50 vs Pentax 645Z top view buttons comparison

Nikon Z50 vs Pentax 645Z Sensor Comparison

More often than not, it is hard to visualise the contrast between sensor sizes simply by reading technical specs. The image below will help provide you a more clear sense of the sensor sizing in the Z50 and 645Z.

As you have seen, the 2 cameras have got different resolutions and different sensor sizes. The Z50 due to its tinier sensor will make shooting bokeh tougher and the Pentax 645Z will deliver greater detail as a result of its extra 30 Megapixels. Higher resolution will also make it easier to crop shots much more aggressively. The more modern Z50 will have an edge with regard to sensor innovation.

Nikon Z50 vs Pentax 645Z sensor size comparison

Nikon Z50 vs Pentax 645Z Screen and ViewFinder

Nikon Z50 vs Pentax 645Z Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon Z50 Portrait photography features
Pentax 645Z Portrait photography features
80
manual focus
resolution is good (21MP)
sensor size is good (APS-C)
features face detection focus
delivers RAW files
88
focusing manually
excellent resolution (51 megapixels)
sensor size is large (Medium format)
supports face detect focusing
delivers RAW files
Photography Glossary

Street Comparison

Nikon Z50 Street photography advice
Pentax 645Z Street photography advice
73
has a tilting screen
sensor size is good (APS-C)
delivers RAW files
comes with touch focus
environment proof
great high ISO (51,200)
no image stabilization
more heavy than competition (397g)
63
has a tilting screen
sensor size is large (Medium format)
delivers RAW files
weather sealing
above average ISO range (204,800)
does not have image stabilization
heavier than others (1,550g)
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Sports Comparison

Nikon Z50 as a Sports photography camera
Pentax 645Z as a Sports photography camera
75
resolution is good (21MP)
sensor size is good (APS-C)
features tracking autofocus
environment proof
comes with phase detect auto focus
no image stabilization
71
excellent resolution (51 megapixels)
sensor size is large (Medium format)
supports tracking focus
weather sealing
sensor has phase detect AF
low frames per second (3.0 frames/s)
does not have image stabilization
bad battery life (650 CIPA)
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Travel Comparison

Nikon Z50 Travel photography highlights
Pentax 645Z Travel photography highlights
77
environment proof
supports bluetooth
comes with touch focus
resolution is good (21MP)
has built in flash
selfie friendly screen
more heavy than competition (397 grams)
51
weather sealing
excellent resolution (51MP)
bad battery life (650 shots)
heavier than others (1,550 grams)
does not have a selfie friendly display
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Landscape Comparison

Nikon Z50 Landscape photography factors
Pentax 645Z Landscape photography factors
79
manual focus
interchangeable lenses (Nikon Z mount)
screen size is good (3.2 inches)
resolution is good (21 megapixels)
sensor size is good (APS-C)
great high ISO (51,200)
delivers RAW files
environment proof
no image stabilization
78
focusing manually
switch lenses (Pentax 645AF2 mount)
good sized screen (3.2")
excellent resolution (51MP)
sensor size is large (Medium format)
doesnt have anti aliasing filter
above average ISO range (204,800)
delivers RAW files
weather sealing
two card slots
does not have image stabilization
bad battery life (650 CIPA)
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Vlogging Comparison

Nikon Z50 Vlogging advice
Pentax 645Z Vlogging advice
71
selfie friendly screen
touchscreen capability
features face detection focus
video res high (3840 x 2160 pxls)
does have external microphone support
no image stabilization
more heavy than competition (397 grams)
27
supports face detect focusing
high res video (1920 x 1080 pixels)
includes mic socket
does not have a selfie friendly display
does not have image stabilization
heavier than others (1,550 grams)
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Nikon Z50 vs Pentax 645Z Specifications

Detailed spec comparison table for Nikon Z50 and Pentax 645Z
 Nikon Z50Pentax 645Z
General Information
Company Nikon Pentax
Model Nikon Z50 Pentax 645Z
Category Entry-Level Mirrorless Pro DSLR
Revealed 2019-10-10 2014-04-15
Physical type SLR-style mirrorless Large SLR
Sensor Information
Processor Expeed 6 PRIME III
Sensor type BSI-CMOS CMOS
Sensor size APS-C Medium format
Sensor dimensions 23.5 x 15.7mm 44 x 33mm
Sensor area 369.0mm² 1,452.0mm²
Sensor resolution 21 megapixel 51 megapixel
Anti aliasing filter
Aspect ratio 1:1, 3:2 and 16:9 4:3
Highest Possible resolution 5568 x 3712 8256 x 6192
Maximum native ISO 51200 204800
Maximum enhanced ISO 204800 -
Min native ISO 100 100
RAW format
Autofocusing
Manual focus
Touch focus
AF continuous
Single AF
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 209 27
Lens
Lens mount Nikon Z Pentax 645AF2
Available lenses 15 6
Crop factor 1.5 0.8
Screen
Type of display Tilting Tilting
Display diagonal 3.2 inch 3.2 inch
Resolution of display 1,040 thousand dots 1,037 thousand dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 2,360 thousand dots -
Viewfinder coverage 100% 98%
Viewfinder magnification - 0.85x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/4000 seconds
Continuous shutter rate 11.0fps 3.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range 7.00 m (at ISO 100) no built-in flash
Flash options - 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
Hot shoe
Auto exposure bracketing
WB bracketing
Fastest flash synchronize - 1/125 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 3840 x 2160 @ 30p, MOV, H.264, Linear PCM 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p)
Maximum video resolution 3840x2160 1920x1080
Video file format MPEG-4, H.264 MPEG-4, H.264
Mic port
Headphone port
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.0 (5 GBit/sec)
GPS None Optional
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 397 gr (0.88 pounds) 1550 gr (3.42 pounds)
Dimensions 127 x 94 x 60mm (5.0" x 3.7" x 2.4") 156 x 117 x 123mm (6.1" x 4.6" x 4.8")
DXO scores
DXO Overall score not tested 101
DXO Color Depth score not tested 26.0
DXO Dynamic range score not tested 14.7
DXO Low light score not tested 4505
Other
Battery life 320 images 650 images
Battery type Built-in Battery Pack
Battery model EN-EL25 D-LI90
Self timer Yes Yes (2 or 10 secs)
Time lapse shooting
Storage type SD/SDHC/SDXC card (UHS-II supported) Dual SD/SDHC/SDXC slots
Card slots One Dual
Cost at release $857 $5,024