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Pentax 645Z vs Sony HX100V

Portability
49
Imaging
80
Features
74
Overall
77
Pentax 645Z front
 
Sony Cyber-shot DSC-HX100V front
Portability
66
Imaging
39
Features
50
Overall
43

Pentax 645Z vs Sony HX100V Key Specs

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
  • Announced April 2014
  • Older Model is Pentax 645D
Sony HX100V
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Tilting Display
  • ISO 100 - 3200
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 27-810mm (F2.8-5.6) lens
  • 577g - 122 x 87 x 93mm
  • Released October 2011
  • Refreshed by Sony HX200V
Photography Glossary

Pentax 645Z vs Sony HX100V Overview

Its time to take a more detailed look at the Pentax 645Z versus Sony HX100V, former is a Pro DSLR while the other is a Small Sensor Superzoom by rivals Pentax and Sony. There exists a large gap between the image resolutions of the 645Z (51MP) and HX100V (16MP) and the 645Z (Medium format) and HX100V (1/2.3") offer different sensor size.

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The 645Z was unveiled 2 years after the HX100V which is quite a serious difference as far as technology is concerned. The two cameras have different body design with the Pentax 645Z being a Large SLR camera and the Sony HX100V being a SLR-like (bridge) camera.

Before we go right into a in-depth comparison, here is a concise summation of how the 645Z matches up vs the HX100V in terms of portability, imaging, features and an overall score.

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Reasons to pick Pentax 645Z over the Sony HX100V

 645Z HX100V 
ReleasedApril 2014October 2011More modern by 31 months
Display dimensions3.2"3"Larger display (+0.2")
Display resolution1037k921kCrisper display (+116k dot)

Reasons to pick Sony HX100V over the Pentax 645Z

 HX100V 645Z 

Common features in the Pentax 645Z and Sony HX100V

 645Z HX100V 
Manually focus Very precise focus
Display typeTiltingTiltingTilting display
Selfie screen Neither provides selfie screen
Touch friendly display Neither provides Touch friendly display

Pentax 645Z vs Sony HX100V Physical Comparison

If you are planning to carry around your camera regularly, you will need to factor in its weight and measurements. The Pentax 645Z provides outside dimensions of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") accompanied by a weight of 1550 grams (3.42 lbs) whilst the Sony HX100V has proportions of 122mm x 87mm x 93mm (4.8" x 3.4" x 3.7") with a weight of 577 grams (1.27 lbs).

Look at the Pentax 645Z versus Sony HX100V in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change based on the lens you choose during that time. Following is a front view size comparison of the 645Z compared to the HX100V.

Pentax 645Z vs Sony HX100V size comparison

Looking at dimensions and weight, the portability score of the 645Z and HX100V is 49 and 66 respectively.

Pentax 645Z vs Sony HX100V top view buttons comparison

Pentax 645Z vs Sony HX100V Sensor Comparison

Sometimes, it is very tough to imagine the difference between sensor sizes merely by reading through a spec sheet. The picture below will provide you a greater sense of the sensor sizes in the 645Z and HX100V.

As you can see, both the cameras have different megapixel count and different sensor sizes. The 645Z using its larger sensor is going to make getting shallower DOF less difficult and the Pentax 645Z will resolve more detail having an extra 35MP. Greater resolution can also let you crop images a bit more aggressively. The newer 645Z provides an advantage when it comes to sensor innovation.

Pentax 645Z vs Sony HX100V sensor size comparison

Pentax 645Z vs Sony HX100V Screen and ViewFinder

Pentax 645Z vs Sony HX100V Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax 645Z as a Portrait photography camera
Sony HX100V as a Portrait photography camera
88
you can focus manually
great megapixels (51 megapixels)
large sensor size (Medium format)
has face detect focusing
delivers RAW files
39
focusing manually
decent megapixels (16 megapixels)
no external flash support
small sensor (1/2.3")
does not have RAW format
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Street Comparison

Pentax 645Z as a Street photography camera
Sony HX100V as a Street photography camera
63
screen tilts
large sensor size (Medium format)
delivers RAW files
environment sealing
above average ISO range (204,800)
lack of image stabilization
heavier than competitors (1,550g)
50
screen tilts
image stabilization (Optical)
small sensor (1/2.3")
does not have RAW format
more heavy than others (577 grams)
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Sports Comparison

Sports photography with Pentax 645Z
Sports photography with Sony HX100V
71
great megapixels (51 megapixels)
large sensor size (Medium format)
has tracking focus
environment sealing
sensor has phase detect AF
slow continuous shooting (3.0 frames/s)
lack of image stabilization
not so great battery life (650 shots)
49
incredible zoom range (27-810mm 30.0 x zoom)
image stabilization (Optical)
decent megapixels (16MP)
small sensor (1/2.3")
does not have phase detect autofocus
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Travel Comparison

Pentax 645Z Travel photography highlights
Sony HX100V Travel photography highlights
51
environment sealing
great megapixels (51MP)
not so great battery life (650 per charge)
heavier than competitors (1,550 grams)
does not have a selfie friendly screen
54
decent megapixels (16MP)
has built in flash
reasonably wide (27mm)
very long reach (810mm)
does not have Timelapse recording
more heavy than others (577 grams)
does not have a selfie friendly screen
somewhat slow maximum aperture (f2.8)
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Landscape Comparison

Pentax 645Z as a Landscape photography camera
Sony HX100V as a Landscape photography camera
78
you can focus manually
change lenses (Pentax 645AF2 mount)
screen size is good (3.2")
great megapixels (51 megapixels)
large sensor size (Medium format)
doesnt have anti-alias filter
above average ISO range (204,800)
delivers RAW files
environment sealing
two card slots
lack of image stabilization
not so great battery life (650 per charge)
47
focusing manually
reasonably wide (27mm)
screen is a decent size (3")
image stabilization (Optical)
decent megapixels (16 megapixels)
can't swap lenses (fixed lens mount)
somewhat slow maximum aperture (f2.8)
small sensor (1/2.3")
does not have RAW format
does not have Timelapse recording
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Vlogging Comparison

Vlogging with Pentax 645Z
Vlogging with Sony HX100V
27
has face detect focusing
high video quality (1920 x 1080 pxls)
includes mic socket
does not have a selfie friendly screen
lack of image stabilization
heavier than competitors (1,550g)
25
reasonably wide (27mm)
image stabilization (Optical)
video res high (1920 x 1080 resolution)
somewhat slow maximum aperture (f2.8)
does not have a selfie friendly screen
does not have external microphone socket
more heavy than others (577g)
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Pentax 645Z vs Sony HX100V Specifications

Detailed spec comparison table for Pentax 645Z and Sony HX100V
 Pentax 645ZSony Cyber-shot DSC-HX100V
General Information
Make Pentax Sony
Model type Pentax 645Z Sony Cyber-shot DSC-HX100V
Category Pro DSLR Small Sensor Superzoom
Announced 2014-04-15 2011-10-21
Physical type Large SLR SLR-like (bridge)
Sensor Information
Powered by PRIME III BIONZ
Sensor type CMOS BSI-CMOS
Sensor size Medium format 1/2.3"
Sensor measurements 44 x 33mm 6.17 x 4.55mm
Sensor area 1,452.0mm² 28.1mm²
Sensor resolution 51 megapixels 16 megapixels
Anti alias filter
Aspect ratio 4:3 4:3 and 16:9
Max resolution 8256 x 6192 4608 x 3456
Max native ISO 204800 3200
Minimum native ISO 100 100
RAW images
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 27 9
Lens
Lens support Pentax 645AF2 fixed lens
Lens zoom range - 27-810mm (30.0x)
Max aperture - f/2.8-5.6
Number of lenses 6 -
Focal length multiplier 0.8 5.8
Screen
Type of screen Tilting Tilting
Screen diagonal 3.2" 3"
Screen resolution 1,037k dots 921k dots
Selfie friendly
Liveview
Touch operation
Screen tech - XtraFine LCD display with TruBlack technology
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder coverage 98 percent -
Viewfinder magnification 0.85x -
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/4000 secs 1/4000 secs
Continuous shutter rate 3.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash distance no built-in flash 12.70 m
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 Auto, On, Off, Slow Sync
Hot shoe
AEB
WB bracketing
Max flash synchronize 1/125 secs -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p) 1920 x 1080 (60fps), 1440 x 1080 (30fps), 1280 x 720 (30fps), 640 x 480 (30fps)
Max video resolution 1920x1080 1920x1080
Video file format MPEG-4, H.264 MPEG-4, AVCHD
Microphone port
Headphone port
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional BuiltIn
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1550g (3.42 lb) 577g (1.27 lb)
Physical dimensions 156 x 117 x 123mm (6.1" x 4.6" x 4.8") 122 x 87 x 93mm (4.8" x 3.4" x 3.7")
DXO scores
DXO Overall rating 101 not tested
DXO Color Depth rating 26.0 not tested
DXO Dynamic range rating 14.7 not tested
DXO Low light rating 4505 not tested
Other
Battery life 650 photographs -
Type of battery Battery Pack -
Battery ID D-LI90 NP-FH50
Self timer Yes (2 or 10 secs) Yes (2 or 10 sec, Portrait 1/2)
Time lapse shooting
Type of storage Dual SD/SDHC/SDXC slots SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo
Card slots Two One
Launch cost $5,024 $429