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Panasonic GF8 vs Pentax 645Z

Portability
90
Imaging
54
Features
62
Overall
57
Panasonic Lumix DMC-GF8 front
 
Pentax 645Z front
Portability
49
Imaging
80
Features
74
Overall
77

Panasonic GF8 vs Pentax 645Z Key Specs

Panasonic GF8
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 266g - 107 x 65 x 33mm
  • Released February 2016
  • Older Model is Panasonic GF7
Pentax 645Z
(Full Review)
  • 51MP - Medium format Sensor
  • 3.2" Tilting Display
  • ISO 100 - 204800
  • No Anti-Alias Filter
  • 1920 x 1080 video
  • Pentax 645AF2 Mount
  • 1550g - 156 x 117 x 123mm
  • Revealed April 2014
  • Older Model is Pentax 645D
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Panasonic GF8 vs Pentax 645Z Overview

Here is a in depth overview of the Panasonic GF8 versus Pentax 645Z, one being a Entry-Level Mirrorless and the other is a Pro DSLR by rivals Panasonic and Pentax. There is a crucial difference among the sensor resolutions of the GF8 (16MP) and 645Z (51MP) and the GF8 (Four Thirds) and 645Z (Medium format) possess totally different sensor size.

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The GF8 was launched 23 months later than the 645Z making the cameras a generation apart from each other. Each of these cameras offer different body type with the Panasonic GF8 being a Rangefinder-style mirrorless camera and the Pentax 645Z being a Large SLR camera.

Before getting straight into a full comparison, below is a short summation of how the GF8 scores against the 645Z in terms of portability, imaging, features and an overall rating.

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Reasons to pick Panasonic GF8 over the Pentax 645Z

 GF8 645Z 
RevealedFebruary 2016April 2014Fresher by 23 months
Display resolution1040k1037kClearer display (+3k dot)
Touch display Easily navigate

Reasons to pick Pentax 645Z over the Panasonic GF8

 645Z GF8 
Display sizing3.2"3"Larger display (+0.2")

Common features in the Panasonic GF8 and Pentax 645Z

 GF8 645Z 
Focus manually Very precise focusing
Display typeTiltingTiltingTilting display
Selfie screen Neither provides selfie screen

Panasonic GF8 vs Pentax 645Z Physical Comparison

For anyone who is aiming to carry your camera, you should factor its weight and volume. The Panasonic GF8 provides outside measurements of 107mm x 65mm x 33mm (4.2" x 2.6" x 1.3") having a weight of 266 grams (0.59 lbs) whilst the Pentax 645Z has sizing of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") and a weight of 1550 grams (3.42 lbs).

Contrast the Panasonic GF8 versus Pentax 645Z in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are using at that time. Underneath is the front view scale comparison of the GF8 compared to the 645Z.

Panasonic GF8 vs Pentax 645Z size comparison

Using size and weight, the portability grade of the GF8 and 645Z is 90 and 49 respectively.

Panasonic GF8 vs Pentax 645Z top view buttons comparison

Panasonic GF8 vs Pentax 645Z Sensor Comparison

Often, it is very hard to see the contrast in sensor sizing simply by looking through technical specs. The visual underneath may give you a much better sense of the sensor sizing in the GF8 and 645Z.

As you can tell, the 2 cameras enjoy different resolutions and different sensor sizing. The GF8 because of its smaller sensor will make getting shallow DOF tougher and the Pentax 645Z will render greater detail utilizing its extra 35MP. Greater resolution can also let you crop photos far more aggressively. The more modern GF8 will have an edge with regard to sensor tech.

Panasonic GF8 vs Pentax 645Z sensor size comparison

Panasonic GF8 vs Pentax 645Z Screen and ViewFinder

Panasonic GF8 vs Pentax 645Z Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GF8 Portrait photography features
Pentax 645Z Portrait photography features
65
you can focus manually
MP count good (16MP)
nice sensor size (Four Thirds)
provides face detect focus
saves RAW files
can't use external flash
88
manual focus
amazing MP (51 megapixels)
large sensor size (Medium format)
comes with face detection focus
delivers RAW formats
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Street Comparison

Panasonic GF8 Street photography highlights
Pentax 645Z Street photography highlights
80
has a tilting screen
nice sensor size (Four Thirds)
saves RAW files
offers touch focus
above average high ISO (25,600)
does not have image stabilization
63
has a tilting screen
large sensor size (Medium format)
delivers RAW formats
environment proof
above average high ISO (204,800)
does not have image stabilization
heavier than competitors in class (1,550g)
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Sports Comparison

Panasonic GF8 Sports photography advice
Pentax 645Z Sports photography advice
49
quiet shutter (1/16,000s)
MP count good (16 megapixels)
nice sensor size (Four Thirds)
provides tracking focus
maximum shutter speed is a little low (1/500s)
continuous shooting slow (5.8 frames/s)
does not have image stabilization
not so great battery (230 shots)
lacks phase detect auto focus
71
amazing MP (51 megapixels)
large sensor size (Medium format)
comes with tracking autofocus
environment proof
has phase detect auto focus
max fps low (3.0 frames/s)
does not have image stabilization
not so great battery life (650 shots)
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Travel Comparison

Panasonic GF8 as a Travel photography camera
Pentax 645Z as a Travel photography camera
66
offers touch focus
MP count good (16 megapixels)
built-in flash
doesn't have Time Lapse mode
not so great battery (230 per charge)
display isn't selfie friendly
51
environment proof
amazing MP (51 megapixels)
not so great battery life (650 shots)
heavier than competitors in class (1,550g)
screen is not selfie friendly
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Landscape Comparison

Panasonic GF8 Landscape photography info
Pentax 645Z Landscape photography info
65
you can focus manually
interchangeable lenses (Micro Four Thirds mount)
good sized screen (3 inches)
MP count good (16MP)
nice sensor size (Four Thirds)
above average high ISO (25,600)
saves RAW files
does not have image stabilization
not so great battery (230 per charge)
doesn't have Time Lapse mode
78
manual focus
change lenses (Pentax 645AF2 mount)
decent sized screen (3.2 inches)
amazing MP (51MP)
large sensor size (Medium format)
doesnt have anti aliasing filter
above average high ISO (204,800)
delivers RAW formats
environment proof
two card slots
does not have image stabilization
not so great battery life (650 per charge)
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Vlogging Comparison

Panasonic GF8 Vlogging factors
Pentax 645Z Vlogging factors
33
screen is touchscreen
provides face detect focus
video res high (1920 x 1080 pxls)
display isn't selfie friendly
does not have image stabilization
doesn't have mic socket
27
comes with face detection focus
great video quality (1920 x 1080 resolution)
has external mic socket
screen is not selfie friendly
does not have image stabilization
heavier than competitors in class (1,550g)
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Panasonic GF8 vs Pentax 645Z Specifications

Detailed spec comparison table for Panasonic GF8 and Pentax 645Z
 Panasonic Lumix DMC-GF8Pentax 645Z
General Information
Brand Name Panasonic Pentax
Model type Panasonic Lumix DMC-GF8 Pentax 645Z
Category Entry-Level Mirrorless Pro DSLR
Released 2016-02-15 2014-04-15
Physical type Rangefinder-style mirrorless Large SLR
Sensor Information
Powered by Venus Engine PRIME III
Sensor type CMOS CMOS
Sensor size Four Thirds Medium format
Sensor dimensions 17.3 x 13mm 44 x 33mm
Sensor surface area 224.9mm² 1,452.0mm²
Sensor resolution 16 megapixels 51 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3
Max resolution 4592 x 3448 8256 x 6192
Max native ISO 25600 204800
Minimum native ISO 200 100
RAW support
Minimum enhanced ISO 100 -
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 23 27
Lens
Lens support Micro Four Thirds Pentax 645AF2
Number of lenses 107 6
Focal length multiplier 2.1 0.8
Screen
Type of screen Tilting Tilting
Screen sizing 3 inch 3.2 inch
Screen resolution 1,040 thousand dots 1,037 thousand dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 98%
Viewfinder magnification - 0.85x
Features
Minimum shutter speed 60s 30s
Fastest shutter speed 1/500s 1/4000s
Fastest silent shutter speed 1/16000s -
Continuous shutter rate 5.8 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash distance 5.60 m (at ISO 200) no built-in flash
Flash settings Auto, auto w/redeye reduction, flash on, flash on w/redeye reduction, slow sync, slow sync w/redeye reduction, flash off 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
AE bracketing
White balance bracketing
Fastest flash synchronize - 1/125s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (60p, 60i, 50p, 50i, 30p, 25p, 24p), 1280 x 720 (30p, 25p), 640 x 480 (30p, 25p) 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p)
Max video resolution 1920x1080 1920x1080
Video file format MPEG-4, AVCHD, 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
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 266 grams (0.59 lb) 1550 grams (3.42 lb)
Dimensions 107 x 65 x 33mm (4.2" x 2.6" x 1.3") 156 x 117 x 123mm (6.1" x 4.6" x 4.8")
DXO scores
DXO Overall rating not tested 101
DXO Color Depth rating not tested 26.0
DXO Dynamic range rating not tested 14.7
DXO Low light rating not tested 4505
Other
Battery life 230 photos 650 photos
Form of battery Battery Pack Battery Pack
Battery ID - D-LI90
Self timer Yes (2 or 10 secs, 3-shot/10 sec) Yes (2 or 10 secs)
Time lapse shooting
Storage type SD/SDHC/SDXC card Dual SD/SDHC/SDXC slots
Card slots 1 Two
Price at release $549 $5,024