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Samsung GX-20 vs Sony NEX-3

Portability
58
Imaging
53
Features
52
Overall
52
Samsung GX-20 front
 
Sony Alpha NEX-3 front
Portability
89
Imaging
54
Features
55
Overall
54

Samsung GX-20 vs Sony NEX-3 Key Specs

Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Boost to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Revealed January 2008
  • Older Model is Samsung GX-10
Sony NEX-3
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 200 - 12800
  • 1280 x 720 video
  • Sony E Mount
  • 297g - 117 x 62 x 33mm
  • Introduced June 2010
  • New Model is Sony NEX-C3
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Samsung GX-20 vs Sony NEX-3 Overview

Here is a complete overview of the Samsung GX-20 versus Sony NEX-3, one being a Advanced DSLR and the latter is a Entry-Level Mirrorless by brands Samsung and Sony. The resolution of the GX-20 (15MP) and the NEX-3 (14MP) is relatively similar and they possess the same exact sensor dimensions (APS-C).

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The GX-20 was brought out 3 years before the NEX-3 and that is quite a serious gap as far as technology is concerned. Both cameras offer different body type with the Samsung GX-20 being a Mid-size SLR camera and the Sony NEX-3 being a Rangefinder-style mirrorless camera.

Before getting through a in depth comparison, below is a quick summary of how the GX-20 matches up versus the NEX-3 in regards to portability, imaging, features and an overall rating.

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Reasons to pick Samsung GX-20 over the Sony NEX-3

 GX-20 NEX-3 

Reasons to pick Sony NEX-3 over the Samsung GX-20

 NEX-3 GX-20 
IntroducedJune 2010January 2008Fresher by 28 months
Screen typeTiltingFixed Tilting screen
Screen sizing3"2.7"Bigger screen (+0.3")
Screen resolution920k230kSharper screen (+690k dot)

Common features in the Samsung GX-20 and Sony NEX-3

 GX-20 NEX-3 
Focus manually More exact focusing
Selfie screen Missing selfie screen
Touch friendly screen Missing Touch friendly screen

Samsung GX-20 vs Sony NEX-3 Physical Comparison

For those who are going to carry your camera, you have to consider its weight and size. The Samsung GX-20 has physical measurements of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") and a weight of 800 grams (1.76 lbs) while the Sony NEX-3 has specifications of 117mm x 62mm x 33mm (4.6" x 2.4" x 1.3") and a weight of 297 grams (0.65 lbs).

Contrast the Samsung GX-20 versus Sony NEX-3 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you are working with during that time. The following is the front view measurement comparison of the GX-20 against the NEX-3.

Samsung GX-20 vs Sony NEX-3 size comparison

Using dimensions and weight, the portability rating of the GX-20 and NEX-3 is 58 and 89 respectively.

Samsung GX-20 vs Sony NEX-3 top view buttons comparison

Samsung GX-20 vs Sony NEX-3 Sensor Comparison

Quite often, it's tough to picture the gap between sensor sizing only by reading specs. The photograph below will help give you a greater sense of the sensor measurements in the GX-20 and NEX-3.

As you can plainly see, each of these cameras enjoy the same exact sensor sizing albeit different megapixels. You should count on the Samsung GX-20 to offer extra detail having its extra 1 Megapixels. Higher resolution can also allow you to crop shots far more aggressively. The older GX-20 is going to be disadvantaged in sensor tech.

Samsung GX-20 vs Sony NEX-3 sensor size comparison

Samsung GX-20 vs Sony NEX-3 Screen and ViewFinder

Samsung GX-20 vs Sony NEX-3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung GX-20 Portrait photography info
Sony NEX-3 Portrait photography info
71
has manual focus
resolution is good (15 megapixels)
sensor size is decent (APS-C)
saves RAW formats
72
manual focus
decent sensor resolution (14 megapixels)
decent sensor size (APS-C)
supports face detect focus
supports RAW formats
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Street Comparison

Samsung GX-20 Street photography highlights
Sony NEX-3 Street photography highlights
65
image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW formats
weather proofing
screen is fixed
76
tilting screen
decent sensor size (APS-C)
supports RAW formats
does not have image stabilization
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Sports Comparison

Sports photography with Samsung GX-20
Sports photography with Sony NEX-3
68
image stabilization (Sensor based)
resolution is good (15 megapixels)
sensor size is decent (APS-C)
weather proofing
sensor has phase detect auto focus
max frames per second low (3.0 frames per second)
52
decent sensor resolution (14 megapixels)
decent sensor size (APS-C)
does not have image stabilization
no phase detect auto focus
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Travel Comparison

Samsung GX-20 Travel photography details
Sony NEX-3 Travel photography details
63
weather proofing
resolution is good (15MP)
built-in flash
doesn't have selfie friendly display
59
decent sensor resolution (14MP)
missing Time Lapse recording
does not have selfie friendly screen
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Landscape Comparison

Samsung GX-20 Landscape photography advice
Sony NEX-3 Landscape photography advice
70
has manual focus
interchangeable lenses (Pentax KAF2 mount)
image stabilization (Sensor based)
resolution is good (15MP)
sensor size is decent (APS-C)
saves RAW formats
weather proofing
small screen (2.7 inches)
68
manual focus
change lenses (Sony E mount)
screen size is good (3 inch)
decent sensor resolution (14MP)
decent sensor size (APS-C)
supports RAW formats
does not have image stabilization
missing Time Lapse recording
Photography Glossary

Vlogging Comparison

Samsung GX-20 Vlogging factors
Sony NEX-3 Vlogging factors
9
lack of video recording
27
supports face detect focus
does not have selfie friendly screen
does not have image stabilization
video resolution low (1280 x 720 pixels)
missing mic jack
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Samsung GX-20 vs Sony NEX-3 Specifications

Detailed spec comparison table for Samsung GX-20 and Sony NEX-3
 Samsung GX-20Sony Alpha NEX-3
General Information
Make Samsung Sony
Model type Samsung GX-20 Sony Alpha NEX-3
Class Advanced DSLR Entry-Level Mirrorless
Revealed 2008-01-24 2010-06-07
Body design Mid-size SLR Rangefinder-style mirrorless
Sensor Information
Processor Chip - Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.4 x 15.6mm 23.4 x 15.6mm
Sensor surface area 365.0mm² 365.0mm²
Sensor resolution 15MP 14MP
Anti alias filter
Aspect ratio - 3:2 and 16:9
Peak resolution 4688 x 3120 4592 x 3056
Highest native ISO 3200 12800
Highest enhanced ISO 6400 -
Min native ISO 100 200
RAW images
Autofocusing
Manual focusing
Touch to focus
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 11 25
Lens
Lens support Pentax KAF2 Sony E
Total lenses 151 121
Crop factor 1.5 1.5
Screen
Range of screen Fixed Type Tilting
Screen diagonal 2.7 inch 3 inch
Resolution of screen 230 thousand dot 920 thousand dot
Selfie friendly
Liveview
Touch capability
Screen technology - TFT Xtra Fine LCD
Viewfinder Information
Viewfinder type Optical (pentaprism) None
Viewfinder coverage 95% -
Viewfinder magnification 0.64x -
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/4000 secs 1/4000 secs
Continuous shutter speed 3.0fps 7.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash distance 13.00 m (at ISO 100) 12.00 m
Flash options Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in
External flash
AE bracketing
WB bracketing
Max flash sync 1/180 secs 1/160 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions - 1280 x 720 (30 fps), 640 x 480 (30 fps)
Highest video resolution None 1280x720
Video data format - MPEG-4
Mic input
Headphone input
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800 grams (1.76 lbs) 297 grams (0.65 lbs)
Dimensions 142 x 101 x 72mm (5.6" x 4.0" x 2.8") 117 x 62 x 33mm (4.6" x 2.4" x 1.3")
DXO scores
DXO Overall rating 68 68
DXO Color Depth rating 23.1 22.1
DXO Dynamic range rating 11.2 12.0
DXO Low light rating 714 830
Other
Battery life - 330 shots
Form of battery - Battery Pack
Battery ID - NPFW50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec, 10sec (3 images))
Time lapse feature
Storage media SD/MMC/SDHC card SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Pricing at release $850 $0