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Panasonic G7 vs Pentax K-3

Portability
71
Imaging
54
Features
80
Overall
64
Panasonic Lumix DMC-G7 front
 
Pentax K-3 front
Portability
59
Imaging
65
Features
85
Overall
73

Panasonic G7 vs Pentax K-3 Key Specs

Panasonic G7
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 410g - 125 x 86 x 77mm
  • Announced May 2015
  • Previous Model is Panasonic G6
Pentax K-3
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Released April 2014
  • Replacement is Pentax K-3 II
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Panasonic G7 vs Pentax K-3 Overview

Here, we are analyzing the Panasonic G7 vs Pentax K-3, one is a Advanced Mirrorless and the other is a Advanced DSLR by manufacturers Panasonic and Pentax. There is a huge difference among the sensor resolutions of the G7 (16MP) and K-3 (24MP) and the G7 (Four Thirds) and K-3 (APS-C) offer totally different sensor measurements.

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The G7 was introduced 14 months after the K-3 making them a generation away from each other. Both of these cameras feature different body design with the Panasonic G7 being a SLR-style mirrorless camera and the Pentax K-3 being a Mid-size SLR camera.

Before going into a thorough comparison, here is a quick overview of how the G7 grades against the K-3 with regard to portability, imaging, features and an overall score.

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Reasons to pick Panasonic G7 over the Pentax K-3

 G7 K-3 
ReleasedMay 2015April 2014More modern by 14 months
Display typeFully ArticulatedFixed Fully Articulating display
Display resolution1040k1037kClearer display (+3k dot)
Selfie screen Take selfies
Touch display Easily navigate

Reasons to pick Pentax K-3 over the Panasonic G7

 K-3 G7 
Display size3.2"3"Larger display (+0.2")

Common features in the Panasonic G7 and Pentax K-3

 G7 K-3 
Focus manually Dial accurate focus

Panasonic G7 vs Pentax K-3 Physical Comparison

If you're going to carry around your camera often, you're going to have to factor in its weight and size. The Panasonic G7 comes with outside dimensions of 125mm x 86mm x 77mm (4.9" x 3.4" x 3.0") with a weight of 410 grams (0.90 lbs) and the Pentax K-3 has specifications of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs).

Contrast the Panasonic G7 vs Pentax K-3 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you select at the time. Underneath is a front view physical size comparison of the G7 and the K-3.

Panasonic G7 vs Pentax K-3 size comparison

Factoring in size and weight, the portability rating of the G7 and K-3 is 71 and 59 respectively.

Panasonic G7 vs Pentax K-3 top view buttons comparison

Panasonic G7 vs Pentax K-3 Sensor Comparison

Oftentimes, its tough to see the gap in sensor sizes only by seeing technical specs. The picture here will help provide you a better sense of the sensor sizes in the G7 and K-3.

As you have seen, both of those cameras feature different megapixel count and different sensor sizes. The G7 with its smaller sensor will make shooting bokeh trickier and the Pentax K-3 will provide extra detail using its extra 8 Megapixels. Greater resolution will also let you crop images way more aggressively. The more recent G7 will have an advantage when it comes to sensor technology.

Panasonic G7 vs Pentax K-3 sensor size comparison

Panasonic G7 vs Pentax K-3 Screen and ViewFinder

Panasonic G7 vs Pentax K-3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic G7 Portrait photography info
Pentax K-3 Portrait photography info
72
has manual focus
good MP (16 megapixels)
sensor size is good (Four Thirds)
includes face detection focusing
supports RAW formats
79
has manual focus
good MP (24MP)
sensor size is good (APS-C)
provides face detect autofocus
exports RAW files
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Street Comparison

Panasonic G7 Street photography info
Pentax K-3 Street photography info
72
screen articulates fully
sensor size is good (Four Thirds)
supports RAW formats
supports touch to focus
good ISO range (25,600)
no image stabilization
69
image stabilization (Sensor based)
sensor size is good (APS-C)
exports RAW files
environment proof
above average high ISO (51,200)
fixed screen
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Sports Comparison

Panasonic G7 as a Sports photography camera
Pentax K-3 as a Sports photography camera
55
quiet shutter (1/16,000s)
good MP (16 megapixels)
sensor size is good (Four Thirds)
includes tracking autofocus
no image stabilization
low battery pack (350 shots)
doesn't have phase detect AF
76
high shutter speed (1/8,000s)
image stabilization (Sensor based)
good MP (24 megapixels)
sensor size is good (APS-C)
provides tracking focus
environment proof
supports phase detect autofocus
terrible battery power (560 per charge)
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Travel Comparison

Travel photography with Panasonic G7
Travel photography with Pentax K-3
71
supports touch to focus
good MP (16 megapixels)
flash built-in
screen is selfie friendly
low battery pack (350 shots)
60
environment proof
good MP (24MP)
built-in flash
terrible battery power (560 per charge)
doesn't posses selfie friendly display
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Landscape Comparison

Panasonic G7 as a Landscape photography camera
Pentax K-3 as a Landscape photography camera
67
has manual focus
switch lenses (Micro Four Thirds mount)
pretty good screen size (3")
good MP (16MP)
sensor size is good (Four Thirds)
good ISO range (25,600)
supports RAW formats
no image stabilization
low battery pack (350 CIPA)
77
has manual focus
switch lenses (Pentax KAF2 mount)
good sized screen (3.2 inches)
image stabilization (Sensor based)
good MP (24 megapixels)
sensor size is good (APS-C)
no anti aliasing filter
above average high ISO (51,200)
exports RAW files
environment proof
two card slots
terrible battery power (560 shots)
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Vlogging Comparison

Panasonic G7 Vlogging highlights
Pentax K-3 Vlogging highlights
72
screen is selfie friendly
touchscreen capability
includes face detection focusing
good video quality (3840 x 2160 pxls)
comes with external microphone jack
no image stabilization
34
image stabilization (Sensor based)
provides face detect autofocus
video res high (1920 x 1080 resolution)
comes with microphone socket
doesn't posses selfie friendly display
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Panasonic G7 vs Pentax K-3 Specifications

Detailed spec comparison table for Panasonic G7 and Pentax K-3
 Panasonic Lumix DMC-G7Pentax K-3
General Information
Brand Panasonic Pentax
Model Panasonic Lumix DMC-G7 Pentax K-3
Category Advanced Mirrorless Advanced DSLR
Announced 2015-05-19 2014-04-10
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Processor Chip - Prime III
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor measurements 17.3 x 13mm 23.5 x 15.6mm
Sensor surface area 224.9mm² 366.6mm²
Sensor resolution 16 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Maximum resolution 4592 x 3448 6016 x 4000
Maximum native ISO 25600 51200
Min native ISO 100 100
RAW support
Autofocusing
Focus manually
AF touch
AF continuous
Single AF
AF tracking
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 49 27
Cross focus points - 25
Lens
Lens mount Micro Four Thirds Pentax KAF2
Total lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Type of display Fully Articulated Fixed Type
Display diagonal 3 inches 3.2 inches
Display resolution 1,040k dots 1,037k dots
Selfie friendly
Liveview
Touch display
Display tech - TFT LCD monitor
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.7x 0.64x
Features
Lowest shutter speed 60s 30s
Highest shutter speed 1/4000s 1/8000s
Highest quiet shutter speed 1/16000s -
Continuous shooting rate 7.0 frames per sec 8.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range 9.30 m 13.00 m (at ISO 100)
Flash options Auto, On, Off, Red-Eye, Slow Sync Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual
External flash
Auto exposure bracketing
WB bracketing
Highest flash synchronize - 1/180s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 3840 x 2160 (30, 25, 24, 20fps) 1920 x 1080 (60, 50, 30, 25fps) 1280 x 720 (60, 50, 30, 25fps), 640 x 480 (30, 25fps 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p)
Maximum video resolution 3840x2160 1920x1080
Video file format MPEG-4, AVCHD MPEG-4, H.264
Microphone 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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 410g (0.90 lbs) 800g (1.76 lbs)
Physical dimensions 125 x 86 x 77mm (4.9" x 3.4" x 3.0") 131 x 100 x 77mm (5.2" x 3.9" x 3.0")
DXO scores
DXO All around score not tested 80
DXO Color Depth score not tested 23.7
DXO Dynamic range score not tested 13.4
DXO Low light score not tested 1216
Other
Battery life 350 photos 560 photos
Battery type Battery Pack Battery Pack
Battery model - D-LI90
Self timer Yes (2 or 10 sec, 10 sec (3 images)) Yes ( 2 or 12 seconds)
Time lapse feature
Storage type SD/SDHC/SDXC Dual SD/SDHC/SDXC
Card slots 1 2
Pricing at launch $800 $639