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Samsung NX20 vs Sigma SD15

Portability
83
Imaging
62
Features
73
Overall
66
Samsung NX20 front
 
Sigma SD15 front
Portability
59
Imaging
44
Features
45
Overall
44

Samsung NX20 vs Sigma SD15 Key Specs

Samsung NX20
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Samsung NX Mount
  • 341g - 122 x 90 x 40mm
  • Revealed April 2012
  • Replaced the Samsung NX11
  • Replacement is Samsung NX30
Sigma SD15
(Full Review)
  • 5MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 1600 (Expand to 3200)
  • No Video
  • Sigma SA Mount
  • 750g - 144 x 107 x 81mm
  • Released February 2010
  • Older Model is Sigma SD14
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Samsung NX20 vs Sigma SD15 Overview

Here is a in-depth review of the Samsung NX20 versus Sigma SD15, former being a Advanced Mirrorless while the latter is a Advanced DSLR by companies Samsung and Sigma. There is a noticeable difference between the image resolutions of the NX20 (20MP) and SD15 (5MP) but both cameras offer the identical sensor sizing (APS-C).

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The NX20 was released 2 years later than the SD15 and that is quite a sizable difference as far as tech is concerned. Both of the cameras feature different body design with the Samsung NX20 being a SLR-style mirrorless camera and the Sigma SD15 being a Mid-size SLR camera.

Before going into a in depth comparison, here is a quick view of how the NX20 grades vs the SD15 with respect to portability, imaging, features and an overall rating.

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Reasons to pick Samsung NX20 over the Sigma SD15

 NX20 SD15 
ReleasedApril 2012February 2010Fresher by 27 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution614k460kCrisper screen (+154k dot)
Selfie screen Take selfies

Reasons to pick Sigma SD15 over the Samsung NX20

 SD15 NX20 

Common features in the Samsung NX20 and Sigma SD15

 NX20 SD15 
Manually focus Dial precise focusing
Screen size3"3"Same screen measurement
Touch screen Neither contains Touch screen

Samsung NX20 vs Sigma SD15 Physical Comparison

For those who are intending to carry your camera regularly, you'll have to think about its weight and size. The Samsung NX20 has got physical dimensions of 122mm x 90mm x 40mm (4.8" x 3.5" x 1.6") with a weight of 341 grams (0.75 lbs) while the Sigma SD15 has specifications of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") having a weight of 750 grams (1.65 lbs).

Examine the Samsung NX20 versus Sigma SD15 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change depending on the lens you are utilising at that time. Below is a front view sizing comparison of the NX20 compared to the SD15.

Samsung NX20 vs Sigma SD15 size comparison

Looking at size and weight, the portability score of the NX20 and SD15 is 83 and 59 respectively.

Samsung NX20 vs Sigma SD15 top view buttons comparison

Samsung NX20 vs Sigma SD15 Sensor Comparison

Oftentimes, it is difficult to visualise the contrast between sensor sizing just by going over technical specs. The photograph here may give you a clearer sense of the sensor dimensions in the NX20 and SD15.

As you have seen, each of these cameras come with the identical sensor size albeit not the same megapixels. You can count on the Samsung NX20 to deliver greater detail as a result of its extra 15MP. Higher resolution will allow you to crop photographs a good deal more aggressively. The fresher NX20 is going to have an advantage in sensor tech.

Samsung NX20 vs Sigma SD15 sensor size comparison

Samsung NX20 vs Sigma SD15 Screen and ViewFinder

Samsung NX20 vs Sigma SD15 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Samsung NX20 Portrait photography features
Sigma SD15 Portrait photography features
77
you can focus manually
decent sensor resolution (20MP)
good sensor size (APS-C)
has face detect focus
saves RAW files
50
you can focus manually
sensor size is nice (APS-C)
delivers RAW formats
no liveview feature
low resolution (5 megapixels)
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Street Comparison

Samsung NX20 Street photography advice
Sigma SD15 Street photography advice
77
screen articulates
good sensor size (APS-C)
saves RAW files
lighter than competition (341 grams)
no image stabilization
52
sensor size is nice (APS-C)
delivers RAW formats
fixed screen
no image stabilization
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Sports Comparison

Samsung NX20 Sports photography details
Sigma SD15 Sports photography details
61
maximum shutter speed is high (1/8,000s)
decent sensor resolution (20 megapixels)
good sensor size (APS-C)
no image stabilization
does not have phase detect auto focus
38
sensor size is nice (APS-C)
supports phase detect auto focus
no liveview feature
low frames per second (3.0 fps)
no image stabilization
low resolution (5 megapixels)
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Travel Comparison

Travel photography with Samsung NX20
Travel photography with Sigma SD15
77
lighter than competition (341g)
decent sensor resolution (20MP)
built-in flash
display is selfie friendly
does not have Timelapse mode
42
built-in flash
no Time Lapse mode
low resolution (5MP)
display is not selfie friendly
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Landscape Comparison

Landscape photography with Samsung NX20
Landscape photography with Sigma SD15
70
you can focus manually
swap lenses (Samsung NX mount)
screen size is decent (3 inch)
decent sensor resolution (20 megapixels)
good sensor size (APS-C)
saves RAW files
no image stabilization
does not have Timelapse mode
51
you can focus manually
switch lenses (Sigma SA mount)
screen is a good size (3")
sensor size is nice (APS-C)
delivers RAW formats
no liveview feature
no image stabilization
low resolution (5MP)
no Time Lapse mode
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Vlogging Comparison

Samsung NX20 Vlogging features
Sigma SD15 Vlogging features
78
display is selfie friendly
has face detect focus
great video quality (1920 x 1080 pxls)
has microphone jack
lighter than competition (341g)
no image stabilization
9
can't shoot video
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Samsung NX20 vs Sigma SD15 Specifications

Detailed spec comparison table for Samsung NX20 and Sigma SD15
 Samsung NX20Sigma SD15
General Information
Make Samsung Sigma
Model type Samsung NX20 Sigma SD15
Category Advanced Mirrorless Advanced DSLR
Revealed 2012-04-20 2010-02-20
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Powered by - True II
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor dimensions 23.5 x 15.7mm 20.7 x 13.8mm
Sensor surface area 369.0mm² 285.7mm²
Sensor resolution 20 megapixel 5 megapixel
Anti alias filter
Aspect ratio 1:1, 3:2 and 16:9 3:2
Highest Possible resolution 5472 x 3648 2640 x 1760
Maximum native ISO 12800 1600
Maximum enhanced ISO - 3200
Minimum native ISO 100 100
RAW files
Minimum enhanced ISO - 50
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 15 -
Lens
Lens support Samsung NX Sigma SA
Number of lenses 32 76
Focal length multiplier 1.5 1.7
Screen
Display type Fully Articulated Fixed Type
Display diagonal 3" 3"
Resolution of display 614 thousand dots 460 thousand dots
Selfie friendly
Liveview
Touch functionality
Display technology Active Matrix OLED screen -
Viewfinder Information
Viewfinder type Electronic Optical (pentaprism)
Viewfinder coverage 100% 96%
Viewfinder magnification 0.7x 0.6x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/8000 seconds 1/4000 seconds
Continuous shutter rate 8.0fps 3.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash distance 11.00 m -
Flash options Auto, On, Off, Red-eye, Fill-in, 1st/2nd Curtain, Smart Flash, Manual -
Hot shoe
AE bracketing
WB bracketing
Fastest flash synchronize 1/180 seconds 1/180 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (30 fps), 1920 x 810 (24 fps) 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) -
Maximum video resolution 1920x1080 None
Video format MPEG-4, H.264 -
Mic port
Headphone port
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 341 gr (0.75 pounds) 750 gr (1.65 pounds)
Physical dimensions 122 x 90 x 40mm (4.8" x 3.5" x 1.6") 144 x 107 x 81mm (5.7" x 4.2" x 3.2")
DXO scores
DXO Overall rating 75 not tested
DXO Color Depth rating 23.4 not tested
DXO Dynamic range rating 12.9 not tested
DXO Low light rating 785 not tested
Other
Battery life 360 images -
Battery type Battery Pack -
Battery ID BP1130 -
Self timer Yes (2 sec to 30 sec) Yes (10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC SD/SDHC card
Card slots One One
Retail cost $1,100 $1,500