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Panasonic G9 vs Sony A77 II

Portability
62
Imaging
61
Features
90
Overall
72
Panasonic Lumix DC-G9 front
 
Sony SLT-A77 II front
Portability
62
Imaging
66
Features
85
Overall
73

Panasonic G9 vs Sony A77 II Key Specs

Panasonic G9
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 658g - 137 x 97 x 92mm
  • Released November 2017
Sony A77 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 50 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 647g - 143 x 104 x 81mm
  • Introduced May 2014
  • Older Model is Sony A77
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Panasonic G9 vs Sony A77 II Overview

In this write-up, we are analyzing the Panasonic G9 and Sony A77 II, former being a Pro Mirrorless while the other is a Advanced DSLR by competitors Panasonic and Sony. The image resolution of the G9 (20MP) and the A77 II (24MP) is very similar but the G9 (Four Thirds) and A77 II (APS-C) possess different sensor size.

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The G9 was released 3 years later than the A77 II and that is quite a sizable difference as far as tech is concerned. Both cameras offer different body type with the Panasonic G9 being a SLR-style mirrorless camera and the Sony A77 II being a Mid-size SLR camera.

Before going straight into a detailed comparison, below is a simple view of how the G9 scores against the A77 II when it comes to portability, imaging, features and an overall rating.

Photography Glossary
	
	

Reasons to pick Panasonic G9 over the Sony A77 II

 G9 A77 II 
IntroducedNovember 2017May 2014Fresher by 43 months
Touch display Easily navigate

Reasons to pick Sony A77 II over the Panasonic G9

 A77 II G9 
Display resolution1229k1040kCrisper display (+189k dot)

Common features in the Panasonic G9 and Sony A77 II

 G9 A77 II 
Focus manually More precise focusing
Display typeFully ArticulatedFully ArticulatedFully Articulated display
Display sizing3"3"Equivalent display size
Selfie screen Both good for selfies

Panasonic G9 vs Sony A77 II Physical Comparison

When you are looking to carry your camera, you are going to need to consider its weight and measurements. The Panasonic G9 provides physical measurements of 137mm x 97mm x 92mm (5.4" x 3.8" x 3.6") along with a weight of 658 grams (1.45 lbs) whilst the Sony A77 II has proportions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") along with a weight of 647 grams (1.43 lbs).

Compare the Panasonic G9 and Sony A77 II in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will differ dependant on the lens you are working with at that moment. Following is the front view size comparison of the G9 compared to the A77 II.

Panasonic G9 vs Sony A77 II size comparison

Looking at size and weight, the portability grade of the G9 and A77 II is 62 and 62 respectively.

Panasonic G9 vs Sony A77 II top view buttons comparison

Panasonic G9 vs Sony A77 II Sensor Comparison

Often, its hard to imagine the gap between sensor sizing simply by going over specifications. The visual here will give you a far better sense of the sensor sizing in the G9 and A77 II.

Plainly, both of the cameras offer different megapixels and different sensor sizing. The G9 featuring a tinier sensor is going to make getting shallow DOF more difficult and the Sony A77 II will offer you extra detail as a result of its extra 4 Megapixels. Greater resolution will help you crop pics a little more aggressively. The more recent G9 provides an edge when it comes to sensor technology.

Panasonic G9 vs Sony A77 II sensor size comparison

Panasonic G9 vs Sony A77 II Screen and ViewFinder

Panasonic G9 vs Sony A77 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic G9 as a Portrait photography camera
Sony A77 II as a Portrait photography camera
76
you can focus manually
good megapixels (20MP)
good sensor size (Four Thirds)
provides face detection focus
delivers RAW files
79
focusing manually
MP count decent (24 megapixels)
good sensor size (APS-C)
has face detection autofocus
saves RAW formats
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Street Comparison

Panasonic G9 Street photography advice
Sony A77 II Street photography advice
75
screen articulates fully
image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
delivers RAW files
features focus by touch
environment proofing
above average high ISO (25,600)
76
fully articulated screen
image stabilization (Sensor based)
good sensor size (APS-C)
saves RAW formats
environment sealing
above average ISO range (25,600)
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Sports Comparison

Panasonic G9 Sports photography details
Sony A77 II Sports photography details
70
max shutter speed is good (1/8,000s)
quiet mode (1/32,000s)
fast shooting (20.0 frames/s)
image stabilization (Sensor based 5-axis)
good megapixels (20MP)
good sensor size (Four Thirds)
provides tracking autofocus
environment proofing
not so great battery life (400 per charge)
no phase detect auto focus
76
maximum shutter speed is high (1/8,000s)
image stabilization (Sensor based)
MP count decent (24 megapixels)
good sensor size (APS-C)
has tracking autofocus
environment sealing
supports phase detect autofocus
not so great battery (480 per charge)
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Travel Comparison

Panasonic G9 Travel photography information
Sony A77 II Travel photography information
70
environment proofing
supports bluetooth
features focus by touch
good megapixels (20MP)
selfie friendly screen
not so great battery life (400 per charge)
64
environment sealing
MP count decent (24 megapixels)
flash built-in
display is selfie friendly
no Timelapse mode
not so great battery (480 per charge)
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Landscape Comparison

Panasonic G9 Landscape photography highlights
Sony A77 II Landscape photography highlights
76
you can focus manually
interchangeable lenses (Micro Four Thirds mount)
pretty good screen size (3 inch)
image stabilization (Sensor based 5-axis)
good megapixels (20 megapixels)
good sensor size (Four Thirds)
no anti aliasing filter
above average high ISO (25,600)
delivers RAW files
environment proofing
two card slots
not so great battery life (400 shots)
73
focusing manually
swap lenses (Sony/Minolta Alpha mount)
decent sized screen (3 inch)
image stabilization (Sensor based)
MP count decent (24 megapixels)
good sensor size (APS-C)
above average ISO range (25,600)
saves RAW formats
environment sealing
not so great battery (480 CIPA)
no Timelapse mode
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Vlogging Comparison

Panasonic G9 as a Vlogging camera
Sony A77 II as a Vlogging camera
77
selfie friendly screen
touchscreen enabled
image stabilization (Sensor based 5-axis)
provides face detection focus
high video quality (3840 x 2160 resolution)
comes with external microphone socket
78
display is selfie friendly
image stabilization (Sensor based)
has face detection autofocus
great video quality (1920 x 1080 pxls)
comes with external microphone socket
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Panasonic G9 vs Sony A77 II Specifications

Detailed spec comparison table for Panasonic G9 and Sony A77 II
 Panasonic Lumix DC-G9Sony SLT-A77 II
General Information
Brand Panasonic Sony
Model type Panasonic Lumix DC-G9 Sony SLT-A77 II
Class Pro Mirrorless Advanced DSLR
Released 2017-11-08 2014-05-21
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Powered by - Bionz X
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 20 megapixel 24 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Maximum resolution 5184 x 3888 6000 x 4000
Maximum native ISO 25600 25600
Minimum native ISO 200 50
RAW files
Minimum boosted ISO 100 -
Autofocusing
Manual focusing
AF touch
Continuous AF
AF single
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 225 79
Cross type focus points - 15
Lens
Lens support Micro Four Thirds Sony/Minolta Alpha
Number of lenses 107 143
Focal length multiplier 2.1 1.5
Screen
Type of screen Fully Articulated Fully Articulated
Screen size 3" 3"
Resolution of screen 1,040k dots 1,229k dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 3,680k dots 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.83x 0.73x
Features
Slowest shutter speed 60 seconds 30 seconds
Maximum shutter speed 1/8000 seconds 1/8000 seconds
Maximum silent shutter speed 1/32000 seconds -
Continuous shooting rate 20.0 frames per sec 12.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash distance no built-in flash 12.00 m (at ISO 100)
Flash modes Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off Auto, fill, rear sync, slow sync
Hot shoe
AE bracketing
White balance bracketing
Maximum flash synchronize - 1/250 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 3840 x 2160 @ 60p / 150 Mbps, MP4, H.264, Linear PCM 1920 x 1080 (60p, 60i, 30p), 1440 x 1080 (30p), 640 x 480 (30p)
Maximum video resolution 3840x2160 1920x1080
Video file format MPEG-4, AVCHD, H.264 MPEG-4, AVCHD, XAVC S
Microphone port
Headphone port
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 658 gr (1.45 lb) 647 gr (1.43 lb)
Dimensions 137 x 97 x 92mm (5.4" x 3.8" x 3.6") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO All around rating not tested 82
DXO Color Depth rating not tested 24.4
DXO Dynamic range rating not tested 13.4
DXO Low light rating not tested 1013
Other
Battery life 400 photographs 480 photographs
Battery type Battery Pack Battery Pack
Battery ID DMW-BLF19 NP-FM500H
Self timer Yes Yes (Yes (2 or 12 sec))
Time lapse shooting
Storage type Dual SD/SDHC/SDXC slots (UHS-II supported) SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots 2 1
Price at launch $1,500 $1,198