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Pentax 645Z vs Sony NEX-F3

Portability
49
Imaging
79
Features
74
Overall
77
Pentax 645Z front
 
Sony Alpha NEX-F3 front
Portability
86
Imaging
56
Features
60
Overall
57

Pentax 645Z vs Sony NEX-F3 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
  • Released April 2014
  • Succeeded the Pentax 645D
Sony NEX-F3
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 200 - 16000
  • 1920 x 1080 video
  • Sony E Mount
  • 314g - 117 x 67 x 42mm
  • Launched August 2012
  • Old Model is Sony NEX-C3
  • New Model is Sony NEX-3N
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Pentax 645Z vs Sony NEX-F3 Overview

Following is a extended comparison of the Pentax 645Z vs Sony NEX-F3, former is a Pro DSLR while the latter is a Entry-Level Mirrorless by manufacturers Pentax and Sony. There exists a substantial gap among the sensor resolutions of the 645Z (51MP) and NEX-F3 (16MP) and the 645Z (Medium format) and NEX-F3 (APS-C) enjoy totally different sensor sizing.

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The 645Z was announced 21 months after the NEX-F3 which makes the cameras a generation away from one another. Both cameras offer different body type with the Pentax 645Z being a Large SLR camera and the Sony NEX-F3 being a Rangefinder-style mirrorless camera.

Before delving through a in depth comparison, below is a brief summation of how the 645Z matches up versus the NEX-F3 with regard to portability, imaging, features and an overall score.

Photography Glossary

        

Reasons to pick Pentax 645Z over the Sony NEX-F3

 645Z NEX-F3 
LaunchedApril 2014August 2012More modern by 21 months
Screen sizing3.2"3"Bigger screen (+0.2")
Screen resolution1037k920kSharper screen (+117k dot)

Reasons to pick Sony NEX-F3 over the Pentax 645Z

 NEX-F3 645Z 

Common features in the Pentax 645Z and Sony NEX-F3

 645Z NEX-F3 
Manual focus Dial accurate focus
Screen typeTiltingTiltingTilting screen
Selfie screen Lacking selfie screen
Touch screen Lacking Touch screen

Pentax 645Z vs Sony NEX-F3 Physical Comparison

For anyone who is aiming to carry around your camera regularly, you should take into account its weight and proportions. The Pentax 645Z features external dimensions of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") with a weight of 1550 grams (3.42 lbs) and the Sony NEX-F3 has measurements of 117mm x 67mm x 42mm (4.6" x 2.6" x 1.7") and a weight of 314 grams (0.69 lbs).

Compare the Pentax 645Z vs Sony NEX-F3 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change dependant on the lens you are working with at that moment. Following is the front view proportions comparison of the 645Z compared to the NEX-F3.

Pentax 645Z vs Sony NEX-F3 size comparison

Factoring in dimensions and weight, the portability grade of the 645Z and NEX-F3 is 49 and 86 respectively.

Pentax 645Z vs Sony NEX-F3 top view buttons comparison

Pentax 645Z vs Sony NEX-F3 Sensor Comparison

More often than not, it is very tough to envision the gap in sensor sizes only by going through technical specs. The picture below may provide you a greater sense of the sensor dimensions in the 645Z and NEX-F3.

As you can tell, both cameras offer different resolutions and different sensor sizes. The 645Z with its bigger sensor will make shooting bokeh easier and the Pentax 645Z will show greater detail with its extra 35MP. Higher resolution will make it easier to crop photographs a little more aggressively. The fresher 645Z will have an edge with regard to sensor technology.

Pentax 645Z vs Sony NEX-F3 sensor size comparison

Pentax 645Z vs Sony NEX-F3 Screen and ViewFinder

Pentax 645Z vs Sony NEX-F3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax 645Z Portrait photography highlights
Sony NEX-F3 Portrait photography highlights
87
manual focus
high megapixels (51 megapixels)
big sensor size (Medium format)
supports face detect focus
exports RAW formats
73
focusing manually
decent MP (16MP)
nice sensor size (APS-C)
saves RAW files
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Street Comparison

Street photography with Pentax 645Z
Street photography with Sony NEX-F3
63
tilting screen
big sensor size (Medium format)
exports RAW formats
weather proofing
great ISO range (204,800)
does not have image stabilization
heavier than competition in class (1,550 grams)
75
screen tilts
nice sensor size (APS-C)
saves RAW files
no image stabilization
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Sports Comparison

Pentax 645Z as a Sports photography camera
Sony NEX-F3 as a Sports photography camera
70
high megapixels (51MP)
big sensor size (Medium format)
supports tracking focus
weather proofing
has phase detect auto focus
slow continuous shooting (3.0 frames per second)
does not have image stabilization
bad battery power (650 shots)
53
decent MP (16 megapixels)
nice sensor size (APS-C)
great battery (470 CIPA)
low fps (6.0 frames/s)
no image stabilization
lacks phase detect auto focus
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Travel Comparison

Pentax 645Z Travel photography factors
Sony NEX-F3 Travel photography factors
51
weather proofing
high megapixels (51 megapixels)
bad battery power (650 per charge)
heavier than competition in class (1,550g)
display is not selfie friendly
69
great battery (470 CIPA)
decent MP (16MP)
has built in flash
missing Time Lapse function
screen isn't selfie friendly
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Landscape Comparison

Pentax 645Z Landscape photography details
Sony NEX-F3 Landscape photography details
78
manual focus
switch lenses (Pentax 645AF2 mount)
nice screen size (3.2")
high megapixels (51 megapixels)
big sensor size (Medium format)
doesnt have anti-alias filter
great ISO range (204,800)
exports RAW formats
weather proofing
2 card slots
does not have image stabilization
bad battery power (650 CIPA)
69
focusing manually
swap lenses (Sony E mount)
nice screen size (3")
decent MP (16MP)
nice sensor size (APS-C)
saves RAW files
great battery (470 shots)
no image stabilization
missing Time Lapse function
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Vlogging Comparison

Pentax 645Z as a Vlogging camera
Sony NEX-F3 as a Vlogging camera
27
supports face detect focus
high res video (1920 x 1080 pxls)
has mic support
display is not selfie friendly
does not have image stabilization
heavier than competition in class (1,550 grams)
27
high quality video (1920 x 1080 resolution)
screen isn't selfie friendly
no image stabilization
missing mic port
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Pentax 645Z vs Sony NEX-F3 Specifications

Detailed spec comparison table for Pentax 645Z and Sony NEX-F3
 Pentax 645ZSony Alpha NEX-F3
General Information
Manufacturer Pentax Sony
Model Pentax 645Z Sony Alpha NEX-F3
Category Pro DSLR Entry-Level Mirrorless
Released 2014-04-15 2012-08-16
Body design Large SLR Rangefinder-style mirrorless
Sensor Information
Processor PRIME III Bionz
Sensor type CMOS CMOS
Sensor size Medium format APS-C
Sensor dimensions 44 x 33mm 23.4 x 15.6mm
Sensor surface area 1,452.0mm² 365.0mm²
Sensor resolution 51 megapixel 16 megapixel
Anti aliasing filter
Aspect ratio 4:3 3:2 and 16:9
Highest resolution 8256 x 6192 4912 x 3264
Highest native ISO 204800 16000
Minimum native ISO 100 200
RAW data
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 27 25
Lens
Lens mounting type Pentax 645AF2 Sony E
Available lenses 6 121
Focal length multiplier 0.8 1.5
Screen
Screen type Tilting Tilting
Screen diagonal 3.2 inch 3 inch
Screen resolution 1,037 thousand dot 920 thousand dot
Selfie friendly
Liveview
Touch functionality
Screen technology - TFT Xtra Fine LCD
Viewfinder Information
Viewfinder type Optical (pentaprism) Electronic (optional)
Viewfinder coverage 98% -
Viewfinder magnification 0.85x -
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/4000 seconds
Continuous shooting speed 3.0fps 6.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash range no built-in flash -
Flash settings 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, Red-Eye, Slow Sync, Rear Curtain, Fill-in
Hot shoe
AE bracketing
White balance bracketing
Maximum flash sync 1/125 seconds 1/160 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p) 1920 x 1080 (60, 24 fps), 1440 x 1080 (30 fps), 640 x 480 (30 fps)
Highest video resolution 1920x1080 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD
Mic jack
Headphone jack
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
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1550 gr (3.42 pounds) 314 gr (0.69 pounds)
Dimensions 156 x 117 x 123mm (6.1" x 4.6" x 4.8") 117 x 67 x 42mm (4.6" x 2.6" x 1.7")
DXO scores
DXO All around score 101 73
DXO Color Depth score 26.0 22.7
DXO Dynamic range score 14.7 12.3
DXO Low light score 4505 1114
Other
Battery life 650 pictures 470 pictures
Battery form Battery Pack Battery Pack
Battery model D-LI90 NPFW50
Self timer Yes (2 or 10 secs) Yes (2 or 10 sec, 10 sec 3 or 5 images)
Time lapse shooting
Type of storage Dual SD/SDHC/SDXC slots SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Two 1
Cost at launch $5,024 $470