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Pentax 645Z vs Sony WX150

Portability
49
Imaging
80
Features
74
Overall
77
Pentax 645Z front
 
Sony Cyber-shot DSC-WX150 front
Portability
95
Imaging
42
Features
43
Overall
42

Pentax 645Z vs Sony WX150 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
  • Introduced April 2014
  • Succeeded the Pentax 645D
Sony WX150
(Full Review)
  • 18MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 25-250mm (F3.3-5.9) lens
  • 133g - 95 x 56 x 22mm
  • Introduced February 2012
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Pentax 645Z vs Sony WX150 Overview

Here, we will be analyzing the Pentax 645Z and Sony WX150, one being a Pro DSLR and the latter is a Small Sensor Compact by competitors Pentax and Sony. There is a huge difference among the image resolutions of the 645Z (51MP) and WX150 (18MP) and the 645Z (Medium format) and WX150 (1/2.3") boast totally different sensor measurements.

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The 645Z was introduced 2 years later than the WX150 and that is a fairly significant gap as far as camera tech is concerned. Both cameras feature different body design with the Pentax 645Z being a Large SLR camera and the Sony WX150 being a Compact camera.

Before going straight to a more detailed comparison, here is a concise introduction of how the 645Z matches up versus the WX150 with regards to portability, imaging, features and an overall grade.

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Reasons to pick Pentax 645Z over the Sony WX150

 645Z WX150 
IntroducedApril 2014February 2012More recent by 26 months
Manual focus Dial precise focus
Screen typeTiltingFixed Tilting screen
Screen size3.2"3"Bigger screen (+0.2")
Screen resolution1037k461kClearer screen (+576k dot)

Reasons to pick Sony WX150 over the Pentax 645Z

 WX150 645Z 

Common features in the Pentax 645Z and Sony WX150

 645Z WX150 
Selfie screen Neither features selfie screen
Touch friendly screen No Touch friendly screen

Pentax 645Z vs Sony WX150 Physical Comparison

For those who are looking to lug around your camera, you should factor its weight and measurements. The Pentax 645Z enjoys exterior 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) and the Sony WX150 has proportions of 95mm x 56mm x 22mm (3.7" x 2.2" x 0.9") with a weight of 133 grams (0.29 lbs).

Contrast the Pentax 645Z and Sony WX150 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will change depending on the lens you are utilizing during that time. Underneath is a front view measurements comparison of the 645Z and the WX150.

Pentax 645Z vs Sony WX150 size comparison

Taking into consideration size and weight, the portability grade of the 645Z and WX150 is 49 and 95 respectively.

Pentax 645Z vs Sony WX150 top view buttons comparison

Pentax 645Z vs Sony WX150 Sensor Comparison

Usually, it can be hard to envision the contrast in sensor measurements just by looking through specs. The visual here might offer you a far better sense of the sensor measurements in the 645Z and WX150.

As you can plainly see, both of the cameras come with different megapixel count and different sensor measurements. The 645Z using its bigger sensor will make getting shallower depth of field less difficult and the Pentax 645Z will provide you with more detail using its extra 33MP. Higher resolution will also enable you to crop shots a good deal more aggressively. The more modern 645Z will have a benefit in sensor tech.

Pentax 645Z vs Sony WX150 sensor size comparison

Pentax 645Z vs Sony WX150 Screen and ViewFinder

Pentax 645Z vs Sony WX150 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Pentax 645Z
Portrait photography with Sony WX150
88
manual focus
megapixel count great (51MP)
big sensor size (Medium format)
includes face detection autofocus
saves RAW files
38
decent MP (18 megapixels)
offers face detect focusing
no manual focus
cannot use external flash
sensor size is very small (1/2.3")
doesn't have RAW files
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Street Comparison

Pentax 645Z Street photography features
Sony WX150 Street photography features
63
screen tilts
big sensor size (Medium format)
saves RAW files
weather proofing
good high ISO (204,800)
does not have image stabilization
more heavy than average in class (1,550g)
64
has image stabilization (Optical)
lighter than average in class (133 grams)
screen does not articulate
sensor size is very small (1/2.3")
doesn't have RAW files
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Sports Comparison

Pentax 645Z as a Sports photography camera
Sony WX150 as a Sports photography camera
71
megapixel count great (51 megapixels)
big sensor size (Medium format)
includes tracking autofocus
weather proofing
supports phase detect autofocus
continuous shooting slow (3.0 fps)
does not have image stabilization
low battery (650 per charge)
46
has image stabilization (Optical)
decent MP (18MP)
offers tracking focus
no shutter priority
sensor size is very small (1/2.3")
doesn't have phase detect AF
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Travel Comparison

Pentax 645Z as a Travel photography camera
Sony WX150 as a Travel photography camera
51
weather proofing
megapixel count great (51 megapixels)
low battery (650 per charge)
more heavy than average in class (1,550g)
screen isn't selfie friendly
71
lighter than average in class (133 grams)
decent MP (18 megapixels)
has built in flash
really wide (25mm)
great zoom (250mm)
lack of Time Lapse mode
screen isn't selfie friendly
slow max aperture (f3.3)
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Landscape Comparison

Pentax 645Z as a Landscape photography camera
Sony WX150 as a Landscape photography camera
78
manual focus
change lenses (Pentax 645AF2 mount)
decent sized screen (3.2")
megapixel count great (51MP)
big sensor size (Medium format)
no anti aliasing filter
good high ISO (204,800)
saves RAW files
weather proofing
has dual storage slots
does not have image stabilization
low battery (650 per charge)
46
really wide (25mm)
pretty good screen size (3 inch)
has image stabilization (Optical)
decent MP (18MP)
no manual focus
cannot change lenses (fixed lens mount)
slow max aperture (f3.3)
sensor size is very small (1/2.3")
doesn't have RAW files
lack of Time Lapse mode
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Vlogging Comparison

Pentax 645Z as a Vlogging camera
Sony WX150 as a Vlogging camera
27
includes face detection autofocus
high quality video (1920 x 1080 pxls)
comes with external microphone jack
screen isn't selfie friendly
does not have image stabilization
more heavy than average in class (1,550 grams)
35
really wide (25mm)
has image stabilization (Optical)
offers face detect focusing
video resolution high (1920 x 1080 pixels)
lighter than average in class (133 grams)
slow max aperture (f3.3)
screen isn't selfie friendly
lack of mic jack
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Pentax 645Z vs Sony WX150 Specifications

Detailed spec comparison table for Pentax 645Z and Sony WX150
 Pentax 645ZSony Cyber-shot DSC-WX150
General Information
Company Pentax Sony
Model Pentax 645Z Sony Cyber-shot DSC-WX150
Category Pro DSLR Small Sensor Compact
Introduced 2014-04-15 2012-02-28
Body design Large SLR Compact
Sensor Information
Processor PRIME III BIONZ
Sensor type CMOS BSI-CMOS
Sensor size Medium format 1/2.3"
Sensor dimensions 44 x 33mm 6.17 x 4.55mm
Sensor area 1,452.0mm² 28.1mm²
Sensor resolution 51 megapixel 18 megapixel
Anti aliasing filter
Aspect ratio 4:3 4:3 and 16:9
Max resolution 8256 x 6192 4896 x 3672
Max native ISO 204800 12800
Minimum native ISO 100 100
RAW files
Autofocusing
Manual focus
AF touch
Continuous AF
Single AF
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 27 9
Lens
Lens mount Pentax 645AF2 fixed lens
Lens focal range - 25-250mm (10.0x)
Maximal aperture - f/3.3-5.9
Macro focus range - 5cm
Available lenses 6 -
Crop factor 0.8 5.8
Screen
Range of screen Tilting Fixed Type
Screen sizing 3.2 inches 3 inches
Screen resolution 1,037 thousand dot 461 thousand dot
Selfie friendly
Liveview
Touch operation
Screen technology - ClearPhoto TFT LCD display
Viewfinder Information
Viewfinder type Optical (pentaprism) None
Viewfinder coverage 98% -
Viewfinder magnification 0.85x -
Features
Min shutter speed 30s 30s
Max shutter speed 1/4000s 1/1600s
Continuous shutter speed 3.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash range no built-in flash 3.70 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
AE bracketing
White balance bracketing
Max flash sync 1/125s -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p) 1920 x 1080 (60 fps), 1440 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution 1920x1080 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD
Mic input
Headphone input
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1550 grams (3.42 lbs) 133 grams (0.29 lbs)
Physical dimensions 156 x 117 x 123mm (6.1" x 4.6" x 4.8") 95 x 56 x 22mm (3.7" x 2.2" x 0.9")
DXO scores
DXO Overall score 101 not tested
DXO Color Depth score 26.0 not tested
DXO Dynamic range score 14.7 not tested
DXO Low light score 4505 not tested
Other
Battery life 650 images 240 images
Style of battery Battery Pack Battery Pack
Battery model D-LI90 NP-BN
Self timer Yes (2 or 10 secs) Yes (2 or 10 sec, Portrait 1/2)
Time lapse recording
Storage media Dual SD/SDHC/SDXC slots SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Storage slots Two Single
Cost at release $5,024 $300