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Sigma DP2x vs Sony A37

Portability
86
Imaging
45
Features
31
Overall
39
Sigma DP2x front
 
Sony SLT-A37 front
Portability
67
Imaging
57
Features
65
Overall
60

Sigma DP2x vs Sony A37 Key Specs

Sigma DP2x
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 100 - 3200
  • 320 x 240 video
  • 41mm (F) lens
  • 280g - 113 x 60 x 56mm
  • Announced February 2011
  • Succeeded the Sigma DP2s
Sony A37
(Full Review)
  • 16MP - APS-C Sensor
  • 2.6" Tilting Screen
  • ISO 100 - 25600
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 506g - 124 x 92 x 85mm
  • Announced May 2012
  • Superseded the Sony A35
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Sigma DP2x vs Sony A37 Overview

Below, we will be reviewing the Sigma DP2x versus Sony A37, former is a Large Sensor Compact while the latter is a Entry-Level DSLR by brands Sigma and Sony. There exists a noticeable gap between the resolutions of the DP2x (5MP) and A37 (16MP) but they use the exact same sensor size (APS-C).

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The DP2x was unveiled 15 months earlier than the A37 which makes the cameras a generation away from one another. Both of these cameras come with different body type with the Sigma DP2x being a Large Sensor Compact camera and the Sony A37 being a Compact SLR camera.

Before getting straight into a step-by-step comparison, below is a brief introduction of how the DP2x scores vs the A37 with regards to portability, imaging, features and an overall score.

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Reasons to pick Sigma DP2x over the Sony A37

 DP2x A37 

Reasons to pick Sony A37 over the Sigma DP2x

 A37 DP2x 
AnnouncedMay 2012February 2011More modern by 15 months
Screen typeTiltingFixed Tilting screen
Screen dimension2.6"2.5"Bigger screen (+0.1")

Common features in the Sigma DP2x and Sony A37

 DP2x A37 
Manually focus Very exact focus
Screen resolution230k230kThe same screen resolution
Selfie screen No selfie screen
Touch friendly screen No Touch friendly screen

Sigma DP2x vs Sony A37 Physical Comparison

If you're intending to carry around your camera regularly, you need to think about its weight and measurements. The Sigma DP2x enjoys outside dimensions of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") having a weight of 280 grams (0.62 lbs) and the Sony A37 has proportions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 506 grams (1.12 lbs).

Check the Sigma DP2x versus Sony A37 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary dependant on the lens you have during that time. Below is the front view scale comparison of the DP2x and the A37.

Sigma DP2x vs Sony A37 size comparison

Considering dimensions and weight, the portability score of the DP2x and A37 is 86 and 67 respectively.

Sigma DP2x vs Sony A37 top view buttons comparison

Sigma DP2x vs Sony A37 Sensor Comparison

Typically, it is tough to picture the difference between sensor sizes purely by going over a spec sheet. The picture below might offer you a clearer sense of the sensor sizes in the DP2x and A37.

As you can see, each of these cameras posses the exact same sensor measurements albeit different resolution. You can count on the Sony A37 to deliver more detail having an extra 11 Megapixels. Higher resolution will also enable you to crop shots somewhat more aggressively. The more aged DP2x is going to be behind when it comes to sensor tech.

Sigma DP2x vs Sony A37 sensor size comparison

Sigma DP2x vs Sony A37 Screen and ViewFinder

Sigma DP2x vs Sony A37 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma DP2x as a Portrait photography camera
Sony A37 as a Portrait photography camera
57
you can focus manually
good sensor size (APS-C)
delivers RAW files
low megapixels (5 megapixels)
74
has manual focus
good MP (16 megapixels)
sensor size is decent (APS-C)
provides face detection focus
delivers RAW files
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Street Comparison

Street photography with Sigma DP2x
Street photography with Sony A37
68
good sensor size (APS-C)
delivers RAW files
lighter than competitors (280 grams)
fixed screen
lack of image stabilization
77
screen tilts
has image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW files
good high ISO (25,600)
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Sports Comparison

Sigma DP2x as a Sports photography camera
Sony A37 as a Sports photography camera
30
good sensor size (APS-C)
fixed focal length (41mm)
low frames per second (3.0 frames per second)
lack of image stabilization
low megapixels (5 megapixels)
lack of phase detect autofocus
61
has image stabilization (Sensor based)
good MP (16MP)
sensor size is decent (APS-C)
supports phase detect auto focus
slow continuous shooting (6.0 fps)
not so great battery life (500 CIPA)
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Travel Comparison

Sigma DP2x Travel photography details
Sony A37 Travel photography details
67
lighter than competitors (280 grams)
flash built-in
good max aperture (f)
low megapixels (5 megapixels)
does not contain selfie friendly display
54
good MP (16MP)
built-in flash
doesn't have Timelapse function
not so great battery life (500 shots)
display isn't selfie friendly
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Landscape Comparison

Sigma DP2x Landscape photography details
Sony A37 Landscape photography details
48
you can focus manually
good max aperture (f)
good sensor size (APS-C)
delivers RAW files
fixed lens (fixed lens mount)
fixed focal length (41mm)
screen is somewhat small (2.5 inches)
lack of image stabilization
low megapixels (5 megapixels)
64
has manual focus
switch lenses (Sony/Minolta Alpha mount)
has image stabilization (Sensor based)
good MP (16 megapixels)
sensor size is decent (APS-C)
good high ISO (25,600)
delivers RAW files
small screen (2.6 inches)
not so great battery life (500 shots)
doesn't have Timelapse function
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Vlogging Comparison

Sigma DP2x Vlogging advice
Sony A37 Vlogging advice
28
good max aperture (f)
lighter than competitors (280 grams)
does not contain selfie friendly display
lack of image stabilization
video resolution low (320 x 240 pixels)
missing microphone jack
35
has image stabilization (Sensor based)
provides face detection focus
video res high (1920 x 1080 resolution)
comes with external microphone jack
display isn't selfie friendly
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Sigma DP2x vs Sony A37 Specifications

Detailed spec comparison table for Sigma DP2x and Sony A37
 Sigma DP2xSony SLT-A37
General Information
Company Sigma Sony
Model Sigma DP2x Sony SLT-A37
Type Large Sensor Compact Entry-Level DSLR
Announced 2011-02-08 2012-05-16
Body design Large Sensor Compact Compact SLR
Sensor Information
Powered by True II -
Sensor type CMOS (Foveon X3) CMOS
Sensor size APS-C APS-C
Sensor measurements 20.7 x 13.8mm 23.5 x 15.6mm
Sensor surface area 285.7mm² 366.6mm²
Sensor resolution 5MP 16MP
Anti aliasing filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Peak resolution 2640 x 1760 4912 x 3264
Highest native ISO 3200 25600
Lowest native ISO 100 100
RAW files
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points - 15
Cross focus points - 3
Lens
Lens mount fixed lens Sony/Minolta Alpha
Lens focal range 41mm (1x) -
Number of lenses - 143
Focal length multiplier 1.7 1.5
Screen
Display type Fixed Type Tilting
Display diagonal 2.5" 2.6"
Resolution of display 230 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 1,440 thousand dot
Viewfinder coverage - 100%
Viewfinder magnification - 0.73x
Features
Minimum shutter speed 15 seconds 30 seconds
Fastest shutter speed 1/2000 seconds 1/4000 seconds
Continuous shutter speed 3.0 frames/s 6.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Inbuilt flash
Flash range 4.30 m 12.00 m
Flash modes Forced Flash, Red-Eye Reduction, Slow Synchro Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AEB
White balance bracketing
Fastest flash sync - 1/160 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 320 x 240 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Highest video resolution 320x240 1920x1080
Video file format Motion JPEG MPEG-4, AVCHD, H.264
Microphone 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
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 280 grams (0.62 lb) 506 grams (1.12 lb)
Dimensions 113 x 60 x 56mm (4.4" x 2.4" x 2.2") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO Overall score not tested 75
DXO Color Depth score not tested 23.3
DXO Dynamic range score not tested 12.9
DXO Low light score not tested 799
Other
Battery life - 500 photographs
Type of battery - Battery Pack
Battery model - NP-FW50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec, 10 sec 3 or 5 images)
Time lapse recording
Type of storage SD/SDHC/MMC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Price at release $699 $522