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Samsung GX-20 vs Sony A7 II

Portability
58
Imaging
53
Features
52
Overall
52
Samsung GX-20 front
 
Sony Alpha A7 II front
Portability
69
Imaging
71
Features
84
Overall
76

Samsung GX-20 vs Sony A7 II Key Specs

Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200 (Increase to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Released January 2008
  • Older Model is Samsung GX-10
Sony A7 II
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 25600 (Increase to 51200)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony E Mount
  • 599g - 127 x 96 x 60mm
  • Revealed November 2014
  • Superseded the Sony A7
  • Successor is Sony A7 III
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Samsung GX-20 vs Sony A7 II Overview

Here is a extensive assessment of the Samsung GX-20 and Sony A7 II, one being a Advanced DSLR and the latter is a Pro Mirrorless by competitors Samsung and Sony. There is a significant difference between the sensor resolutions of the GX-20 (15MP) and A7 II (24MP) and the GX-20 (APS-C) and A7 II (Full frame) feature different sensor size.

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The GX-20 was manufactured 7 years prior to the A7 II and that is quite a sizable gap as far as tech is concerned. Both of these cameras come with different body type with the Samsung GX-20 being a Mid-size SLR camera and the Sony A7 II being a SLR-style mirrorless camera.

Before going straight into a in depth comparison, below is a concise introduction of how the GX-20 grades against the A7 II in the way of portability, imaging, features and an overall rating.

Photography Glossary
	
	

Reasons to pick Samsung GX-20 over the Sony A7 II

 GX-20 A7 II 

Reasons to pick Sony A7 II over the Samsung GX-20

 A7 II GX-20 
RevealedNovember 2014January 2008Fresher by 83 months
Screen typeTiltingFixed Tilting screen
Screen dimension3"2.7"Bigger screen (+0.3")
Screen resolution1230k230kSharper screen (+1000k dot)

Common features in the Samsung GX-20 and Sony A7 II

 GX-20 A7 II 
Manually focus More accurate focusing
Selfie screen Lacking selfie screen
Touch friendly screen Lacking Touch friendly screen

Samsung GX-20 vs Sony A7 II Physical Comparison

For those who are planning to carry your camera, you need to factor its weight and measurements. The Samsung GX-20 enjoys outer dimensions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") along with a weight of 800 grams (1.76 lbs) whilst the Sony A7 II has proportions of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") along with a weight of 599 grams (1.32 lbs).

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Keep in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilizing at the time. Underneath is the front view measurement comparison of the GX-20 compared to the A7 II.

Samsung GX-20 vs Sony A7 II size comparison

Using size and weight, the portability rating of the GX-20 and A7 II is 58 and 69 respectively.

Samsung GX-20 vs Sony A7 II top view buttons comparison

Samsung GX-20 vs Sony A7 II Sensor Comparison

In many cases, its tough to visualize the contrast between sensor sizing purely by checking specs. The photograph underneath will help provide you a stronger sense of the sensor dimensions in the GX-20 and A7 II.

All in all, each of these cameras posses different megapixels and different sensor sizing. The GX-20 because of its tinier sensor is going to make shooting bokeh tougher and the Sony A7 II will resolve more detail due to its extra 9 Megapixels. Higher resolution will also let you crop pictures somewhat more aggressively. The older GX-20 is going to be disadvantaged in sensor tech.

Samsung GX-20 vs Sony A7 II sensor size comparison

Samsung GX-20 vs Sony A7 II Screen and ViewFinder

Samsung GX-20 vs Sony A7 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung GX-20 as a Portrait photography camera
Sony A7 II as a Portrait photography camera
71
manual focus
sensor resolution is decent (15 megapixels)
sensor size is nice (APS-C)
delivers RAW files
82
focusing manually
MP count good (24 megapixels)
sensor size is great (Full frame)
comes with face detect focus
supports RAW formats
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Street Comparison

Samsung GX-20 as a Street photography camera
Sony A7 II as a Street photography camera
65
has image stabilization (Sensor based)
sensor size is nice (APS-C)
delivers RAW files
weather sealing
no moving screen
80
tilting screen
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
supports RAW formats
environment proof
very good high ISO (25,600)
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Sports Comparison

Samsung GX-20 Sports photography info
Sony A7 II Sports photography info
68
has image stabilization (Sensor based)
sensor resolution is decent (15MP)
sensor size is nice (APS-C)
weather sealing
comes with phase detect AF
very slow continuous shooting (3.0 frames per second)
74
great max shutter speed (1/8,000s)
image stabilization (Sensor based 5-axis)
MP count good (24MP)
sensor size is great (Full frame)
comes with tracking focus
environment proof
has phase detect auto focus
slow continuous shooting (5.0 frames per second)
low battery pack (350 per charge)
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Travel Comparison

Samsung GX-20 as a Travel photography camera
Sony A7 II as a Travel photography camera
63
weather sealing
sensor resolution is decent (15 megapixels)
has built in flash
screen isn't selfie friendly
61
environment proof
MP count good (24 megapixels)
low battery pack (350 per charge)
display is not selfie friendly
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Landscape Comparison

Samsung GX-20 Landscape photography factors
Sony A7 II Landscape photography factors
70
manual focus
swap lenses (Pentax KAF2 mount)
has image stabilization (Sensor based)
sensor resolution is decent (15MP)
sensor size is nice (APS-C)
delivers RAW files
weather sealing
small screen (2.7 inch)
80
focusing manually
switch lenses (Sony E mount)
screen size is good (3 inches)
image stabilization (Sensor based 5-axis)
MP count good (24MP)
sensor size is great (Full frame)
very good high ISO (25,600)
supports RAW formats
environment proof
low battery pack (350 per charge)
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Vlogging Comparison

Samsung GX-20 Vlogging factors
Sony A7 II Vlogging factors
9
no video shooting
36
image stabilization (Sensor based 5-axis)
comes with face detect focus
high res video (1920 x 1080 resolution)
has mic port
display is not selfie friendly
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Samsung GX-20 vs Sony A7 II Specifications

Detailed spec comparison table for Samsung GX-20 and Sony A7 II
 Samsung GX-20Sony Alpha A7 II
General Information
Company Samsung Sony
Model type Samsung GX-20 Sony Alpha A7 II
Type Advanced DSLR Pro Mirrorless
Released 2008-01-24 2014-11-20
Body design Mid-size SLR SLR-style mirrorless
Sensor Information
Processor - Bionz X
Sensor type CMOS CMOS
Sensor size APS-C Full frame
Sensor dimensions 23.4 x 15.6mm 35.8 x 23.9mm
Sensor area 365.0mm² 855.6mm²
Sensor resolution 15 megapixel 24 megapixel
Anti alias filter
Aspect ratio - 3:2 and 16:9
Peak resolution 4688 x 3120 6000 x 4000
Highest native ISO 3200 25600
Highest enhanced ISO 6400 51200
Min native ISO 100 100
RAW data
Min enhanced ISO - 50
Autofocusing
Manual focusing
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 11 117
Lens
Lens support Pentax KAF2 Sony E
Available lenses 151 121
Focal length multiplier 1.5 1
Screen
Range of display Fixed Type Tilting
Display diagonal 2.7" 3"
Display resolution 230 thousand dot 1,230 thousand dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 2,359 thousand dot
Viewfinder coverage 95% 100%
Viewfinder magnification 0.64x 0.71x
Features
Min shutter speed 30 seconds 30 seconds
Max shutter speed 1/4000 seconds 1/8000 seconds
Continuous shutter speed 3.0 frames per second 5.0 frames per second
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash distance 13.00 m (at ISO 100) no built-in flash
Flash options Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless no built-in flash
External flash
Auto exposure bracketing
White balance bracketing
Max flash sync 1/180 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
Highest video resolution None 1920x1080
Video file format - MPEG-4, AVCHD, XAVC S
Mic jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800 grams (1.76 lb) 599 grams (1.32 lb)
Dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 127 x 96 x 60mm (5.0" x 3.8" x 2.4")
DXO scores
DXO Overall rating 68 90
DXO Color Depth rating 23.1 24.9
DXO Dynamic range rating 11.2 13.6
DXO Low light rating 714 2449
Other
Battery life - 350 photographs
Form of battery - Battery Pack
Battery ID - NP-FW50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse recording With downloadable app
Storage media SD/MMC/SDHC card SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Storage slots 1 1
Retail price $850 $1,456