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Panasonic GH3 vs Pentax K-r

Portability
66
Imaging
52
Features
80
Overall
63
Panasonic Lumix DMC-GH3 front
 
Pentax K-r front
Portability
67
Imaging
53
Features
52
Overall
52

Panasonic GH3 vs Pentax K-r Key Specs

Panasonic GH3
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 12800
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 550g - 133 x 93 x 82mm
  • Revealed September 2012
  • Replaced the Panasonic GH2
  • Renewed by Panasonic GH4
Pentax K-r
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 200 - 12800 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 598g - 125 x 97 x 68mm
  • Released March 2011
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Panasonic GH3 vs Pentax K-r Overview

Here, we are matching up the Panasonic GH3 versus Pentax K-r, former is a Advanced Mirrorless while the other is a Entry-Level DSLR by competitors Panasonic and Pentax. There exists a substantial gap between the sensor resolutions of the GH3 (16MP) and K-r (12MP) and the GH3 (Four Thirds) and K-r (APS-C) offer totally different sensor measurements.

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The GH3 was released 19 months after the K-r making them a generation away from one another. The two cameras feature different body design with the Panasonic GH3 being a SLR-style mirrorless camera and the Pentax K-r being a Compact SLR camera.

Before delving into a in-depth comparison, here is a short synopsis of how the GH3 matches up versus the K-r when it comes to portability, imaging, features and an overall score.

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Reasons to pick Panasonic GH3 over the Pentax K-r

 GH3 K-r 
ReleasedSeptember 2012March 2011More modern by 19 months
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Take selfies
Touch display Easily navigate

Reasons to pick Pentax K-r over the Panasonic GH3

 K-r GH3 
Display resolution921k614kClearer display (+307k dot)

Common features in the Panasonic GH3 and Pentax K-r

 GH3 K-r 
Manual focus Very exact focusing
Display size3"3"Same display measurements

Panasonic GH3 vs Pentax K-r Physical Comparison

In case you're going to carry around your camera often, you will have to factor its weight and volume. The Panasonic GH3 comes with outer dimensions of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") accompanied by a weight of 550 grams (1.21 lbs) while the Pentax K-r has sizing of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") and a weight of 598 grams (1.32 lbs).

Look at the Panasonic GH3 versus Pentax K-r in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will differ depending on the lens you select at the time. Following is a front view dimension comparison of the GH3 versus the K-r.

Panasonic GH3 vs Pentax K-r size comparison

Considering dimensions and weight, the portability rating of the GH3 and K-r is 66 and 67 respectively.

Panasonic GH3 vs Pentax K-r top view buttons comparison

Panasonic GH3 vs Pentax K-r Sensor Comparison

Sometimes, it's hard to envision the contrast between sensor sizes purely by reading through specifications. The pic below might provide you a more clear sense of the sensor dimensions in the GH3 and K-r.

To sum up, both cameras come with different megapixels and different sensor sizes. The GH3 because of its tinier sensor will make shooting shallower DOF tougher and the Panasonic GH3 will resolve greater detail as a result of its extra 4MP. Greater resolution can also make it easier to crop photos a good deal more aggressively. The fresher GH3 will have an edge with regard to sensor technology.

Panasonic GH3 vs Pentax K-r sensor size comparison

Panasonic GH3 vs Pentax K-r Screen and ViewFinder

Panasonic GH3 vs Pentax K-r Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Panasonic GH3
Portrait photography with Pentax K-r
71
you can focus manually
decent sensor resolution (16MP)
good sensor size (Four Thirds)
offers face detect autofocus
delivers RAW formats
63
focusing manually
sensor size is decent (APS-C)
includes face detection focusing
supports RAW files
sensor resolution low (12 megapixels)
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Street Comparison

Panasonic GH3 Street photography info
Pentax K-r Street photography info
65
fully articulated screen
good sensor size (Four Thirds)
delivers RAW formats
provides focus via touch
weather sealing
lack of image stabilization
more heavy than competition (550g)
67
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW files
no moving screen
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Sports Comparison

Sports photography with Panasonic GH3
Sports photography with Pentax K-r
63
high max fps (20.0 fps)
decent sensor resolution (16MP)
good sensor size (Four Thirds)
offers tracking focus
weather sealing
great battery life (540 shots)
lack of image stabilization
lacks phase detect autofocus
55
max shutter speed is good (1/6,000 seconds)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
sensor has phase detect AF
very slow continuous shooting (6.0 frames/s)
sensor resolution low (12MP)
not so great battery pack (470 shots)
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Travel Comparison

Panasonic GH3 as a Travel photography camera
Pentax K-r as a Travel photography camera
71
great battery life (540 CIPA)
weather sealing
provides focus via touch
decent sensor resolution (16 megapixels)
flash built-in
screen is selfie friendly
more heavy than competition (550 grams)
47
has built in flash
not so great battery pack (470 shots)
sensor resolution low (12MP)
does not contain selfie friendly display
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Landscape Comparison

Landscape photography with Panasonic GH3
Landscape photography with Pentax K-r
71
you can focus manually
swap lenses (Micro Four Thirds mount)
screen size is decent (3 inch)
decent sensor resolution (16 megapixels)
good sensor size (Four Thirds)
delivers RAW formats
weather sealing
great battery life (540 shots)
lack of image stabilization
65
focusing manually
interchangeable lenses (Pentax KAF2 mount)
pretty good screen size (3 inch)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW files
sensor resolution low (12MP)
not so great battery pack (470 per charge)
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Vlogging Comparison

Vlogging with Panasonic GH3
Vlogging with Pentax K-r
65
screen is selfie friendly
built-in touchscreen
offers face detect autofocus
video res high (1920 x 1080 resolution)
does have microphone support
lack of image stabilization
more heavy than competition (550 grams)
26
built in image stabilization (Sensor based)
includes face detection focusing
does not contain selfie friendly display
low quality video (1280 x 720 pixels)
no external mic port
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Panasonic GH3 vs Pentax K-r Specifications

Detailed spec comparison table for Panasonic GH3 and Pentax K-r
 Panasonic Lumix DMC-GH3Pentax K-r
General Information
Company Panasonic Pentax
Model Panasonic Lumix DMC-GH3 Pentax K-r
Type Advanced Mirrorless Entry-Level DSLR
Revealed 2012-09-17 2011-03-11
Body design SLR-style mirrorless Compact SLR
Sensor Information
Powered by Venus Engine VII FHD Prime II
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.6 x 15.8mm
Sensor surface area 224.9mm² 372.9mm²
Sensor resolution 16MP 12MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 4608 x 3456 4288 x 2848
Maximum native ISO 12800 12800
Maximum enhanced ISO - 25600
Min native ISO 200 200
RAW support
Min enhanced ISO - 100
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 23 11
Cross focus points - 9
Lens
Lens mount Micro Four Thirds Pentax KAF2
Number of lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Range of display Fully Articulated Fixed Type
Display size 3" 3"
Resolution of display 614 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch screen
Display technology OLED Monitor with static touch control TFT LCD monitor
Viewfinder Information
Viewfinder Electronic Optical (pentamirror)
Viewfinder resolution 1,744 thousand dot -
Viewfinder coverage 100% 96%
Viewfinder magnification 0.67x 0.57x
Features
Min shutter speed 60 seconds 30 seconds
Max shutter speed 1/4000 seconds 1/6000 seconds
Continuous shutter speed 20.0fps 6.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash range 12.00 m 12.00 m (at ISO 100)
Flash options Auto, On, Off, Red-Eye, Slow Sync Auto, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, High-Speed Sync and Wireless Sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Max flash sync 1/160 seconds 1/180 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (60, 50, 30, 25 24 fps) 1280 x 720 (60, 50, 30, 25fps), 640 x 480 (30, 25fps 1280 x 720 (25 fps), 640 x 480 (25 fps)
Maximum video resolution 1920x1080 1280x720
Video format MPEG-4, AVCHD, H.264 Motion JPEG
Mic jack
Headphone jack
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 550g (1.21 lb) 598g (1.32 lb)
Physical dimensions 133 x 93 x 82mm (5.2" x 3.7" x 3.2") 125 x 97 x 68mm (4.9" x 3.8" x 2.7")
DXO scores
DXO Overall score 71 72
DXO Color Depth score 22.7 22.9
DXO Dynamic range score 12.4 12.4
DXO Low light score 812 755
Other
Battery life 540 pictures 470 pictures
Battery form Battery Pack Battery Pack
Battery model - D-LI109,4 x AA
Self timer Yes (2 or 10 sec, 10 sec (3 images)) Yes (2 or 12 sec)
Time lapse feature
Storage media SD/SDHC/SDXC SD/SDHC
Storage slots 1 1
Cost at release $799 $1,100