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Pentax 645D vs Sony WX9

Portability
50
Imaging
74
Features
52
Overall
65
Pentax 645D front
 
Sony Cyber-shot DSC-WX9 front
Portability
99
Imaging
38
Features
37
Overall
37

Pentax 645D vs Sony WX9 Key Specs

Pentax 645D
(Full Review)
  • 40MP - Medium format Sensor
  • 3" Fixed Display
  • ISO 200 - 1600
  • No Anti-Alias Filter
  • No Video
  • Pentax 645AF2 Mount
  • 1480g - 156 x 117 x 119mm
  • Introduced March 2010
  • Replacement is Pentax 645Z
Sony WX9
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 3200
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 25-125mm (F2.6-6.3) lens
  • n/ag - 95 x 56 x 20mm
  • Introduced January 2011
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Pentax 645D vs Sony WX9 Overview

Below, we will be evaluating the Pentax 645D vs Sony WX9, former is a Pro DSLR while the latter is a Ultracompact by manufacturers Pentax and Sony. There exists a noticeable gap between the resolutions of the 645D (40MP) and WX9 (16MP) and the 645D (Medium format) and WX9 (1/2.3") come with different sensor measurements.

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The 645D was introduced 10 months prior to the WX9 which means that they are of a similar age. Both cameras come with different body type with the Pentax 645D being a Large SLR camera and the Sony WX9 being a Ultracompact camera.

Before going in to a more detailed comparison, below is a short highlight of how the 645D grades versus the WX9 with regards to portability, imaging, features and an overall mark.

Photography Glossary

        

Reasons to pick Pentax 645D over the Sony WX9

 645D WX9 
Manual focus Dial accurate focus

Reasons to pick Sony WX9 over the Pentax 645D

 WX9 645D 
IntroducedJanuary 2011March 2010Newer by 10 months

Common features in the Pentax 645D and Sony WX9

 645D WX9 
Screen typeFixed Fixed Fixed screen
Screen dimension3"3"Identical screen measurements
Screen resolution921k921kSame screen resolution
Selfie screen Neither has selfie screen
Touch screen Neither has Touch screen

Pentax 645D vs Sony WX9 Physical Comparison

If you're looking to travel with your camera regularly, you will want to take into account its weight and proportions. The Pentax 645D has exterior dimensions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") with a weight of 1480 grams (3.26 lbs) whilst the Sony WX9 has measurements of 95mm x 56mm x 20mm (3.7" x 2.2" x 0.8") with a weight of n/a grams (0.00 lbs).

Analyze the Pentax 645D vs Sony WX9 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will differ depending on the lens you choose at that time. The following is the front view proportions comparison of the 645D and the WX9.

Pentax 645D vs Sony WX9 size comparison

Considering dimensions and weight, the portability grade of the 645D and WX9 is 50 and 99 respectively.

Pentax 645D vs Sony WX9 top view buttons comparison

Pentax 645D vs Sony WX9 Sensor Comparison

Sometimes, it can be tough to picture the contrast between sensor dimensions only by checking technical specs. The image underneath might offer you a far better sense of the sensor dimensions in the 645D and WX9.

As you can tell, the 2 cameras posses different megapixels and different sensor dimensions. The 645D having a bigger sensor is going to make getting shallower depth of field easier and the Pentax 645D will give greater detail using its extra 24 Megapixels. Higher resolution can also make it easier to crop shots somewhat more aggressively. The more aged 645D is going to be behind with regard to sensor tech.

Pentax 645D vs Sony WX9 sensor size comparison

Pentax 645D vs Sony WX9 Screen and ViewFinder

Pentax 645D vs Sony WX9 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax 645D Portrait photography details
Sony WX9 Portrait photography details
76
you can focus manually
MP count excellent (40 megapixels)
large sensor size (Medium format)
saves RAW files
doesn't have liveview
29
resolution is good (16 megapixels)
focusing manually not possible
manual mode not possible
no external flash support
sensor is small (1/2.3")
no RAW files
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Street Comparison

Street photography with Pentax 645D
Street photography with Sony WX9
58
large sensor size (Medium format)
saves RAW files
environment proof
no moving screen
does not have image stabilization
59
image stabilization (Optical)
fixed screen
sensor is small (1/2.3")
no RAW files
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Sports Comparison

Pentax 645D Sports photography details
Sony WX9 Sports photography details
62
MP count excellent (40MP)
large sensor size (Medium format)
environment proof
supports phase detect AF
doesn't have liveview
slow continuous shooting (1.0 frames/s)
does not have image stabilization
not so great battery (800 shots)
39
image stabilization (Optical)
resolution is good (16 megapixels)
lack of shutter priority mode
sensor is small (1/2.3")
no phase detect AF
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Travel Comparison

Pentax 645D Travel photography info
Sony WX9 Travel photography info
54
environment proof
MP count excellent (40MP)
not so great battery (800 CIPA)
screen isn't selfie friendly
67
resolution is good (16 megapixels)
has built in flash
quite wide (25mm)
lack of Timelapse function
doesn't posses selfie friendly display
somewhat slow maximum aperture (f2.6)
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Landscape Comparison

Pentax 645D Landscape photography advice
Sony WX9 Landscape photography advice
72
you can focus manually
change lenses (Pentax 645AF2 mount)
screen size is good (3 inch)
MP count excellent (40MP)
large sensor size (Medium format)
doesnt have low pass filter
saves RAW files
environment proof
two card slots
doesn't have liveview
does not have image stabilization
not so great battery (800 per charge)
43
quite wide (25mm)
nice screen size (3")
image stabilization (Optical)
resolution is good (16 megapixels)
focusing manually not possible
can't switch lens (fixed lens mount)
somewhat slow maximum aperture (f2.6)
manual mode not possible
sensor is small (1/2.3")
no RAW files
lack of Timelapse function
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Vlogging Comparison

Pentax 645D Vlogging information
Sony WX9 Vlogging information
9
can't shoot video
33
quite wide (25mm)
image stabilization (Optical)
video resolution high (1920 x 1080 pxls)
somewhat slow maximum aperture (f2.6)
doesn't posses selfie friendly display
lack of external microphone socket
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Pentax 645D vs Sony WX9 Specifications

Detailed spec comparison table for Pentax 645D and Sony WX9
 Pentax 645DSony Cyber-shot DSC-WX9
General Information
Manufacturer Pentax Sony
Model type Pentax 645D Sony Cyber-shot DSC-WX9
Category Pro DSLR Ultracompact
Introduced 2010-03-10 2011-01-06
Physical type Large SLR Ultracompact
Sensor Information
Powered by Prime II BIONZ
Sensor type CCD 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 40 megapixels 16 megapixels
Anti alias filter
Aspect ratio 4:3 4:3 and 16:9
Full resolution 7264 x 5440 4608 x 3456
Max native ISO 1600 3200
Lowest native ISO 200 100
RAW data
Lowest boosted ISO 100 -
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 11 9
Lens
Lens support Pentax 645AF2 fixed lens
Lens zoom range - 25-125mm (5.0x)
Highest aperture - f/2.6-6.3
Macro focusing range - 5cm
Number of lenses 6 -
Crop factor 0.8 5.8
Screen
Display type Fixed Type Fixed Type
Display sizing 3 inch 3 inch
Resolution of display 921k dots 921k dots
Selfie friendly
Liveview
Touch function
Display tech TFT Color LCD with wide-viewing angle and with AR coating XtraFine LCD
Viewfinder Information
Viewfinder type Optical (pentaprism) None
Viewfinder coverage 98 percent -
Viewfinder magnification 0.85x -
Features
Lowest shutter speed 30 secs 2 secs
Highest shutter speed 1/4000 secs 1/1600 secs
Continuous shooting rate 1.0 frames per second 10.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Custom white balance
Image stabilization
Built-in flash
Flash distance no built-in flash 5.30 m
Flash settings Auto, On, Off, Red-eye, Slow Sync, Rear Curtain Auto, On, Off, Slow Sync
Hot shoe
AE bracketing
White balance bracketing
Highest flash synchronize 1/125 secs -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions - 1920 x 1080 (60 fps), 1440 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution None 1920x1080
Video data format - MPEG-4, AVCHD
Microphone port
Headphone port
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1480 grams (3.26 lb) -
Dimensions 156 x 117 x 119mm (6.1" x 4.6" x 4.7") 95 x 56 x 20mm (3.7" x 2.2" x 0.8")
DXO scores
DXO All around rating 82 not tested
DXO Color Depth rating 24.6 not tested
DXO Dynamic range rating 12.6 not tested
DXO Low light rating 1262 not tested
Other
Battery life 800 pictures -
Battery type Battery Pack -
Battery ID D-LI90 NP-BN1
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec, Portrait 1/2)
Time lapse shooting
Type of storage SD/SDHC SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo
Card slots Dual 1
Pricing at launch $4,000 $188