Panasonic GH3 vs Sony A6700

Panasonic Lumix DMC-GH3 front
Sony Alpha a6700 front

Panasonic GH3 vs Sony A6700 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
  • Launched September 2012
  • Earlier Model is Panasonic GH2
  • Replacement is Panasonic GH4
Sony A6700
(Full Review)
  • 26MP - APS-C Sensor
  • 3.00" Fully Articulated Display
  • ISO 100 - 32000 (Boost to 102400)
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Sony E Mount
  • 493g - 122 x 69 x 75mm
  • Launched July 2023
  • Superseded the Sony A6600
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Panasonic GH3 vs Sony A6700 Overview

In this write-up, we are looking at the Panasonic GH3 versus Sony A6700, both Advanced Mirrorless digital cameras by rivals Panasonic and Sony. There is a sizeable difference between the image resolutions of the GH3 (16MP) and A6700 (26MP) and the GH3 (Four Thirds) and A6700 (APS-C) come with different sensor size.

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The GH3 was introduced 11 years prior to the A6700 and that is quite a large gap as far as tech is concerned. Each of these cameras offer different body type with the Panasonic GH3 being a SLR-style mirrorless camera and the Sony A6700 being a Rangefinder-style mirrorless camera.

Before we go through a in depth comparison, below is a short highlight of how the GH3 matches up vs the A6700 when considering portability, imaging, features and an overall grade.

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Reasons to pick Panasonic GH3 over the Sony A6700

 GH3 A6700 

Reasons to pick Sony A6700 over the Panasonic GH3

 A6700 GH3 
LaunchedJuly 2023September 2012More recent by 131 months
Display resolution1040k614kCrisper display (+426k dot)

Common features in the Panasonic GH3 and Sony A6700

 GH3 A6700 
Focus manually Very exact focus
Display typeFully ArticulatedFully articulatedFully Articulated display
Display sizing3"3.00"Equivalent display size
Selfie screen Both good for selfies
Touch friendly display Easily navigate

Panasonic GH3 vs Sony A6700 Physical Comparison

For those who are looking to lug around your camera regularly, you'll need to factor in its weight and proportions. The Panasonic GH3 has outer measurements of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") along with a weight of 550 grams (1.21 lbs) and the Sony A6700 has measurements of 122mm x 69mm x 75mm (4.8" x 2.7" x 3.0") having a weight of 493 grams (1.09 lbs).

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Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you have attached at that moment. Following is the front view overall size comparison of the GH3 versus the A6700.

Panasonic GH3 vs Sony A6700 size comparison

Considering size and weight, the portability rating of the GH3 and A6700 is 66 and 75 respectively.

Panasonic GH3 vs Sony A6700 top view buttons comparison

Panasonic GH3 vs Sony A6700 Sensor Comparison

Oftentimes, its tough to visualize the difference between sensor measurements just by looking at specs. The visual here may offer you a greater sense of the sensor measurements in the GH3 and A6700.

All in all, the 2 cameras enjoy different megapixel count and different sensor measurements. The GH3 with its tinier sensor is going to make achieving bokeh more difficult and the Sony A6700 will give you more detail using its extra 10MP. Greater resolution will make it easier to crop pics far more aggressively. The older GH3 is going to be behind when it comes to sensor tech.

Panasonic GH3 vs Sony A6700 sensor size comparison

Panasonic GH3 vs Sony A6700 Screen and ViewFinder

Panasonic GH3 vs Sony A6700 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GH3 Portrait photography information
Sony A6700 Portrait photography information
focusing manually
good resolution (16 megapixels)
nice sensor size (Four Thirds)
comes with face detect focus
delivers RAW files
focusing manually
high MP (26 megapixels)
nice sensor size (APS-C)
provides face detection autofocus
saves RAW formats
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Street Comparison

Panasonic GH3 Street photography factors
Sony A6700 Street photography factors
fully articulated screen
nice sensor size (Four Thirds)
delivers RAW files
has focus by touch
environment proofing
no image stabilization
more heavy than competitors (550 grams)
image stabilization (Sensor based 5-axis)
nice sensor size (APS-C)
saves RAW formats
supports touch focus
environment sealing
above average ISO range (32,000)
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Sports Comparison

Panasonic GH3 Sports photography advice
Sony A6700 Sports photography advice
high fps (20.0 fps)
good resolution (16MP)
nice sensor size (Four Thirds)
comes with tracking focus
environment proofing
great battery life (540 CIPA)
no image stabilization
lack of phase detect auto focus
quiet shooting (1/8,000s)
image stabilization (Sensor based 5-axis)
high MP (26 megapixels)
nice sensor size (APS-C)
provides tracking autofocus
environment sealing
good battery (570 per charge)
supports phase detect autofocus
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Travel Comparison

Travel photography with Panasonic GH3
Travel photography with Sony A6700
great battery life (540 per charge)
environment proofing
has focus by touch
good resolution (16MP)
has built in flash
display is selfie friendly
more heavy than competitors (550g)
good battery (570 CIPA)
environment sealing
connects via bluetooth
supports touch focus
high MP (26 megapixels)
selfie friendly display
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Landscape Comparison

Panasonic GH3 Landscape photography highlights
Sony A6700 Landscape photography highlights
focusing manually
interchangeable lenses (Micro Four Thirds mount)
screen is a good size (3")
good resolution (16MP)
nice sensor size (Four Thirds)
delivers RAW files
environment proofing
great battery life (540 CIPA)
no image stabilization
focusing manually
switch lenses (Sony E mount)
pretty good screen size (3.00 inches)
image stabilization (Sensor based 5-axis)
high MP (26 megapixels)
nice sensor size (APS-C)
above average ISO range (32,000)
saves RAW formats
environment sealing
good battery (570 shots)
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Vlogging Comparison

Vlogging with Panasonic GH3
Vlogging with Sony A6700
display is selfie friendly
touchscreen capability
comes with face detect focus
high res video (1920 x 1080 resolution)
has microphone support
no image stabilization
more heavy than competitors (550 grams)
selfie friendly display
has touchscreen
image stabilization (Sensor based 5-axis)
provides face detection autofocus
good video quality (3840 x 2160 pixels)
comes with external microphone socket
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Panasonic GH3 vs Sony A6700 Specifications

Detailed spec comparison table for Panasonic GH3 and Sony A6700
 Panasonic Lumix DMC-GH3Sony Alpha a6700
General Information
Company Panasonic Sony
Model type Panasonic Lumix DMC-GH3 Sony Alpha a6700
Category Advanced Mirrorless Advanced Mirrorless
Launched 2012-09-17 2023-07-12
Physical type SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Chip Venus Engine VII FHD -
Sensor type CMOS BSI-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 26 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Maximum resolution 4608 x 3456 6192 x 4128
Maximum native ISO 12800 32000
Maximum boosted ISO - 102400
Lowest native ISO 200 100
RAW support
Lowest boosted ISO - 50
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Tracking autofocus
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 23 759
Lens mount type Micro Four Thirds Sony E
Amount of lenses 107 199
Focal length multiplier 2.1 1.5
Display type Fully Articulated Fully articulated
Display sizing 3 inch 3.00 inch
Display resolution 614 thousand dots 1,040 thousand dots
Selfie friendly
Touch screen
Display tech OLED Monitor with static touch control -
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 1,744 thousand dots 2,359 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.67x 0.71x
Slowest shutter speed 60 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/4000 seconds
Maximum quiet shutter speed - 1/8000 seconds
Continuous shooting rate 20.0 frames per sec 11.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash distance 12.00 m no built-in flash
Flash options Auto, On, Off, Red-Eye, Slow Sync Flash off, Autoflash, Fill-flash, Rear Sync., Slow Sync., Red-eye reduction (On/Off selectable), Hi-speed sync, Wireless
Hot shoe
White balance bracketing
Maximum flash synchronize 1/160 seconds -
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (60, 50, 30, 25 24 fps) 1280 x 720 (60, 50, 30, 25fps), 640 x 480 (30, 25fps 3840 x 2160 @ 120p / 280 Mbps, XAVC HS, MP4, H.265, Linear PCM
Maximum video resolution 1920x1080 3840x2160
Video data format MPEG-4, AVCHD, H.264 MPEG-4, AVCHD, XAVC S
Microphone port
Headphone port
Wireless Built-In Built-In
USB USB 2.0 (480 Mbit/sec) USB 3.2 Gen 2 (10 GBit/sec)
GPS None None
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 550 grams (1.21 pounds) 493 grams (1.09 pounds)
Dimensions 133 x 93 x 82mm (5.2" x 3.7" x 3.2") 122 x 69 x 75mm (4.8" x 2.7" x 3.0")
DXO scores
DXO All around rating 71 not tested
DXO Color Depth rating 22.7 not tested
DXO Dynamic range rating 12.4 not tested
DXO Low light rating 812 not tested
Battery life 540 shots 570 shots
Battery type Battery Pack Battery Pack
Battery ID - NP-FZ1000
Self timer Yes (2 or 10 sec, 10 sec (3 images)) Yes
Time lapse recording
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC + Memory Stick Pro Duo
Card slots 1 1
Retail cost $799 $1,399