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Samsung Galaxy NX vs Sony A55

Portability
82
Imaging
62
Features
76
Overall
67
Samsung Galaxy NX front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Samsung Galaxy NX vs Sony A55 Key Specs

Samsung Galaxy NX
(Full Review)
  • 20MP - APS-C Sensor
  • 4.8" Fixed Display
  • ISO 100 - 25600
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Samsung NX Mount
  • 495g - 137 x 101 x 26mm
  • Announced June 2013
Sony A55
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 12800 (Bump to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Revealed August 2010
  • Replacement is Sony A57
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Samsung Galaxy NX vs Sony A55 Overview

Lets look more closely at the Samsung Galaxy NX versus Sony A55, former is a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by rivals Samsung and Sony. There exists a noticeable gap between the resolutions of the Galaxy NX (20MP) and A55 (16MP) but they use the same exact sensor size (APS-C).

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The Galaxy NX was unveiled 2 years after the A55 which is quite a sizable difference as far as technology is concerned. Each of these cameras offer different body type with the Samsung Galaxy NX being a SLR-style mirrorless camera and the Sony A55 being a Compact SLR camera.

Before getting through a in-depth comparison, below is a short highlight of how the Galaxy NX matches up vs the A55 in relation to portability, imaging, features and an overall mark.

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Reasons to pick Samsung Galaxy NX over the Sony A55

 Galaxy NX A55 
RevealedJune 2013August 2010Newer by 35 months
Screen sizing4.8"3"Bigger screen (+1.8")
Screen resolution922k921kCrisper screen (+1k dot)
Touch screen Quickly navigate

Reasons to pick Sony A55 over the Samsung Galaxy NX

 A55 Galaxy NX 
Screen typeFully ArticulatedFixed Fully Articulating screen
Selfie screen Easy selfies

Common features in the Samsung Galaxy NX and Sony A55

 Galaxy NX A55 
Focus manually Very accurate focus

Samsung Galaxy NX vs Sony A55 Physical Comparison

When you are going to travel with your camera regularly, you should factor its weight and dimensions. The Samsung Galaxy NX features physical measurements of 137mm x 101mm x 26mm (5.4" x 4.0" x 1.0") having a weight of 495 grams (1.09 lbs) and the Sony A55 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") along with a weight of 500 grams (1.10 lbs).

Look at the Samsung Galaxy NX versus Sony A55 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will change dependant on the lens you use at that time. Here is the front view dimensions comparison of the Galaxy NX against the A55.

Samsung Galaxy NX vs Sony A55 size comparison

Considering dimensions and weight, the portability grade of the Galaxy NX and A55 is 82 and 67 respectively.

Samsung Galaxy NX vs Sony A55 top view buttons comparison

Samsung Galaxy NX vs Sony A55 Sensor Comparison

Typically, its hard to see the contrast between sensor dimensions just by reading through technical specs. The image underneath will give you a clearer sense of the sensor sizing in the Galaxy NX and A55.

As you can tell, both cameras enjoy the same exact sensor sizing albeit not the same megapixels. You can expect the Samsung Galaxy NX to give greater detail having an extra 4 Megapixels. Higher resolution will allow you to crop shots far more aggressively. The more recent Galaxy NX will have a benefit in sensor technology.

Samsung Galaxy NX vs Sony A55 sensor size comparison

Samsung Galaxy NX vs Sony A55 Screen and ViewFinder

Samsung Galaxy NX vs Sony A55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung Galaxy NX Portrait photography features
Sony A55 Portrait photography features
77
manual focus
megapixel count good (20MP)
sensor size is decent (APS-C)
offers face detection focusing
delivers RAW formats
73
manual focus
megapixel count good (16 megapixels)
sensor size is nice (APS-C)
has face detect autofocus
supports RAW files
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Street Comparison

Samsung Galaxy NX Street photography information
Sony A55 Street photography information
68
sensor size is decent (APS-C)
delivers RAW formats
supports focus via touch
good ISO range (25,600)
screen does not articulate
does not have image stabilization
more heavy than competition (495 grams)
77
screen can move to multiple angles
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
supports RAW files
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Sports Comparison

Samsung Galaxy NX Sports photography features
Sony A55 Sports photography features
72
high shutter speed (1/6,000 seconds)
megapixel count good (20MP)
sensor size is decent (APS-C)
better than average battery life (440 shots)
supports phase detect AF
does not have image stabilization
68
built in image stabilization (Sensor based)
megapixel count good (16 megapixels)
sensor size is nice (APS-C)
supports phase detect autofocus
bad battery pack (380 per charge)
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Travel Comparison

Samsung Galaxy NX as a Travel photography camera
Sony A55 as a Travel photography camera
68
better than average battery life (440 CIPA)
supports focus via touch
megapixel count good (20MP)
flash built-in
missing Timelapse function
more heavy than competition (495 grams)
display is not selfie friendly
62
megapixel count good (16MP)
flash built-in
selfie friendly display
doesn't have Timelapse recording
bad battery pack (380 CIPA)
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Landscape Comparison

Samsung Galaxy NX Landscape photography details
Sony A55 Landscape photography details
73
manual focus
switch lenses (Samsung NX mount)
big screen (4.8")
megapixel count good (20MP)
sensor size is decent (APS-C)
good ISO range (25,600)
delivers RAW formats
better than average battery life (440 shots)
does not have image stabilization
missing Timelapse function
67
manual focus
interchangeable lenses (Sony/Minolta Alpha mount)
good sized screen (3 inches)
built in image stabilization (Sensor based)
megapixel count good (16 megapixels)
sensor size is nice (APS-C)
supports RAW files
bad battery pack (380 shots)
doesn't have Timelapse recording
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Vlogging Comparison

Samsung Galaxy NX Vlogging advice
Sony A55 Vlogging advice
34
screen is touchscreen
offers face detection focusing
video res high (1920 x 1080 resolution)
comes with external microphone jack
display is not selfie friendly
does not have image stabilization
more heavy than competition (495g)
78
selfie friendly display
built in image stabilization (Sensor based)
has face detect autofocus
good video quality (1920 x 1080 resolution)
comes with microphone socket
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Samsung Galaxy NX vs Sony A55 Specifications

Detailed spec comparison table for Samsung Galaxy NX and Sony A55
 Samsung Galaxy NXSony SLT-A55
General Information
Company Samsung Sony
Model Samsung Galaxy NX Sony SLT-A55
Type Entry-Level Mirrorless Entry-Level DSLR
Announced 2013-06-20 2010-08-24
Physical type SLR-style mirrorless Compact SLR
Sensor Information
Processor DRIMe IV Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 23.5 x 15.7mm 23.5 x 15.6mm
Sensor area 369.0mm² 366.6mm²
Sensor resolution 20MP 16MP
Anti aliasing filter
Aspect ratio 1:1, 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 5472 x 3648 4912 x 3264
Maximum native ISO 25600 12800
Maximum enhanced ISO - 25600
Lowest native ISO 100 100
RAW images
Autofocusing
Manual focus
Touch focus
AF continuous
Single AF
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points - 15
Cross focus points - 3
Lens
Lens mounting type Samsung NX Sony/Minolta Alpha
Available lenses 32 143
Crop factor 1.5 1.5
Screen
Display type Fixed Type Fully Articulated
Display diagonal 4.8 inch 3 inch
Resolution of display 922 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch capability
Display tech HD TFT LCD -
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution - 1,150 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification - 0.73x
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/6000 secs 1/4000 secs
Continuous shutter rate 9.0fps 10.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range - 10.00 m (@ ISO 100)
Flash options Auto, On, Off, Red-eye, Fill-in, 1st/2nd Curtain, Smart Flash, Manual Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AEB
WB bracketing
Max flash synchronize 1/180 secs 1/160 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080, 1280 x 720, 640 x 480, 320 x 240 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 1920x1080 1920x1080
Video file format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Microphone port
Headphone port
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn BuiltIn
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 495g (1.09 pounds) 500g (1.10 pounds)
Dimensions 137 x 101 x 26mm (5.4" x 4.0" x 1.0") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO Overall score not tested 73
DXO Color Depth score not tested 23.0
DXO Dynamic range score not tested 12.4
DXO Low light score not tested 816
Other
Battery life 440 photos 380 photos
Battery type Battery Pack Battery Pack
Battery model - NP-FW50
Self timer Yes (2 sec to 30 sec) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Retail pricing $1,300 $800