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Samsung NX100 vs Sony A55

Portability
88
Imaging
55
Features
54
Overall
54
Samsung NX100 front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Samsung NX100 vs Sony A55 Key Specs

Samsung NX100
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • 1280 x 720 video
  • Samsung NX Mount
  • 282g - 120 x 71 x 35mm
  • Released September 2010
  • Updated by Samsung NX200
Sony A55
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 12800 (Expand to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Released August 2010
  • New Model is Sony A57
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Samsung NX100 vs Sony A55 Overview

Here, we will be evaluating the Samsung NX100 vs Sony A55, former being a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by brands Samsung and Sony. The image resolution of the NX100 (15MP) and the A55 (16MP) is relatively close and both cameras provide the identical sensor size (APS-C).

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The NX100 was launched around the same time to the A55 so they are both of a similar age. Both of the cameras feature different body design with the Samsung NX100 being a Rangefinder-style mirrorless camera and the Sony A55 being a Compact SLR camera.

Before delving straight to a in depth comparison, here is a quick synopsis of how the NX100 scores against the A55 when considering portability, imaging, features and an overall grade.

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Reasons to pick Samsung NX100 over the Sony A55

 NX100 A55 

Reasons to pick Sony A55 over the Samsung NX100

 A55 NX100 
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution921k614kClearer screen (+307k dot)
Selfie screen Take selfies

Common features in the Samsung NX100 and Sony A55

 NX100 A55 
ReleasedSeptember 2010August 2010Same age
Manually focus Very accurate focusing
Screen size3"3"Same screen size
Touch friendly screen Neither offers Touch friendly screen

Samsung NX100 vs Sony A55 Physical Comparison

If you are planning to lug around your camera, you will want to factor its weight and proportions. The Samsung NX100 offers physical measurements of 120mm x 71mm x 35mm (4.7" x 2.8" x 1.4") having a weight of 282 grams (0.62 lbs) and the Sony A55 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") having a weight of 500 grams (1.10 lbs).

Examine the Samsung NX100 vs Sony A55 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will change based on the lens you are employing at the time. Here is a front view measurement comparison of the NX100 and the A55.

Samsung NX100 vs Sony A55 size comparison

Factoring in dimensions and weight, the portability grade of the NX100 and A55 is 88 and 67 respectively.

Samsung NX100 vs Sony A55 top view buttons comparison

Samsung NX100 vs Sony A55 Sensor Comparison

More often than not, its tough to imagine the difference in sensor measurements simply by viewing a spec sheet. The visual here will provide you a more clear sense of the sensor sizing in the NX100 and A55.

As you can see, each of these cameras come with the identical sensor size albeit different MP. You can count on the Sony A55 to result in extra detail utilizing its extra 1 Megapixels. Higher resolution will also allow you to crop pictures a good deal more aggressively.

Samsung NX100 vs Sony A55 sensor size comparison

Samsung NX100 vs Sony A55 Screen and ViewFinder

Samsung NX100 vs Sony A55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung NX100 Portrait photography details
Sony A55 Portrait photography details
73
has manual focus
decent MP (15MP)
decent sensor size (APS-C)
includes face detect autofocus
exports RAW files
73
you can focus manually
good megapixels (16MP)
nice sensor size (APS-C)
supports face detect autofocus
exports RAW formats
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Street Comparison

Samsung NX100 Street photography highlights
Sony A55 Street photography highlights
76
built in image stabilization
decent sensor size (APS-C)
exports RAW files
screen is fixed
77
screen articulates
image stabilization (Sensor based)
nice sensor size (APS-C)
exports RAW formats
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Sports Comparison

Samsung NX100 as a Sports photography camera
Sony A55 as a Sports photography camera
60
built in image stabilization
decent MP (15 megapixels)
decent sensor size (APS-C)
good battery power (420 CIPA)
slow fps (3.0 frames per second)
lacks phase detect autofocus
68
image stabilization (Sensor based)
good megapixels (16MP)
nice sensor size (APS-C)
comes with phase detect autofocus
not so great battery power (380 shots)
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Travel Comparison

Samsung NX100 Travel photography advice
Sony A55 Travel photography advice
66
good battery power (420 per charge)
decent MP (15 megapixels)
missing Time Lapse function
screen isn't selfie friendly
62
good megapixels (16MP)
has built in flash
selfie friendly screen
no Time Lapse function
not so great battery power (380 shots)
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Landscape Comparison

Samsung NX100 Landscape photography factors
Sony A55 Landscape photography factors
75
has manual focus
change lenses (Samsung NX mount)
screen size is decent (3 inches)
built in image stabilization
decent MP (15 megapixels)
decent sensor size (APS-C)
exports RAW files
good battery power (420 shots)
missing Time Lapse function
67
you can focus manually
interchangeable lenses (Sony/Minolta Alpha mount)
screen size is good (3 inch)
image stabilization (Sensor based)
good megapixels (16 megapixels)
nice sensor size (APS-C)
exports RAW formats
not so great battery power (380 CIPA)
no Time Lapse function
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Vlogging Comparison

Samsung NX100 Vlogging information
Sony A55 Vlogging information
31
built in image stabilization
includes face detect autofocus
screen isn't selfie friendly
low video resolution (1280 x 720 resolution)
missing mic support
78
selfie friendly screen
image stabilization (Sensor based)
supports face detect autofocus
video resolution high (1920 x 1080 pixels)
does have mic support
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Samsung NX100 vs Sony A55 Specifications

Detailed spec comparison table for Samsung NX100 and Sony A55
 Samsung NX100Sony SLT-A55
General Information
Manufacturer Samsung Sony
Model type Samsung NX100 Sony SLT-A55
Class Entry-Level Mirrorless Entry-Level DSLR
Released 2010-09-14 2010-08-24
Physical type Rangefinder-style mirrorless Compact SLR
Sensor Information
Processor Chip DRIMe Engine Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.4 x 15.6mm 23.5 x 15.6mm
Sensor surface area 365.0mm² 366.6mm²
Sensor resolution 15 megapixel 16 megapixel
Anti alias filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Highest resolution 4592 x 3056 4912 x 3264
Highest native ISO 6400 12800
Highest boosted ISO - 25600
Lowest native ISO 100 100
RAW support
Autofocusing
Manual focusing
Touch to focus
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 15 15
Cross type focus points - 3
Lens
Lens support Samsung NX Sony/Minolta Alpha
Total lenses 32 143
Crop factor 1.5 1.5
Screen
Type of display Fixed Type Fully Articulated
Display diagonal 3" 3"
Resolution of display 614k dots 921k dots
Selfie friendly
Liveview
Touch friendly
Display technology VGA AMOLED -
Viewfinder Information
Viewfinder type Electronic (optional) Electronic
Viewfinder resolution - 1,150k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.73x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/4000s 1/4000s
Continuous shooting rate 3.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash distance no built-in flash 10.00 m (@ ISO 100)
Flash settings 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
Highest flash synchronize 1/180s 1/160s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Highest video resolution 1280x720 1920x1080
Video file format H.264 MPEG-4, AVCHD, H.264
Mic support
Headphone support
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional BuiltIn
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 282 grams (0.62 lb) 500 grams (1.10 lb)
Physical dimensions 120 x 71 x 35mm (4.7" x 2.8" x 1.4") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around rating 62 73
DXO Color Depth rating 22.6 23.0
DXO Dynamic range rating 10.7 12.4
DXO Low light rating 563 816
Other
Battery life 420 shots 380 shots
Battery style Battery Pack Battery Pack
Battery ID BP1130 NP-FW50
Self timer Yes (2 sec to 30 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage type SD/SDHC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Pricing at launch $386 $800