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Sigma DP2 vs Sony A37

Portability
86
Imaging
44
Features
28
Overall
37
Sigma DP2 front
 
Sony SLT-A37 front
Portability
67
Imaging
57
Features
65
Overall
60

Sigma DP2 vs Sony A37 Key Specs

Sigma DP2
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 200 - 3200
  • 320 x 240 video
  • 41mm (F) lens
  • 280g - 113 x 60 x 56mm
  • Revealed September 2009
  • Replacement is 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
  • Replaced the Sony A35
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Sigma DP2 vs Sony A37 Overview

Lets look more in depth at the Sigma DP2 versus Sony A37, one being a Large Sensor Compact and the latter is a Entry-Level DSLR by manufacturers Sigma and Sony. There is a big difference among the image resolutions of the DP2 (5MP) and A37 (16MP) but both cameras boast the identical sensor measurements (APS-C).

Photography Glossary

The DP2 was introduced 3 years before the A37 and that is a fairly big gap as far as camera tech is concerned. Both cameras feature different body design with the Sigma DP2 being a Large Sensor Compact camera and the Sony A37 being a Compact SLR camera.

Before we go into a comprehensive comparison, here is a short summary of how the DP2 scores vs the A37 with regard to portability, imaging, features and an overall grade.

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Reasons to pick Sigma DP2 over the Sony A37

 DP2 A37 

Reasons to pick Sony A37 over the Sigma DP2

 A37 DP2 
AnnouncedMay 2012September 2009More recent by 32 months
Screen typeTiltingFixed Tilting screen
Screen size2.6"2.5"Bigger screen (+0.1")

Common features in the Sigma DP2 and Sony A37

 DP2 A37 
Manually focus Very exact focus
Screen resolution230k230kIdentical screen resolution
Selfie screen Lack of selfie screen
Touch screen Lack of Touch screen

Sigma DP2 vs Sony A37 Physical Comparison

When you are intending to lug around your camera often, you will want to consider its weight and dimensions. The Sigma DP2 has got external measurements of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") with a weight of 280 grams (0.62 lbs) whilst the Sony A37 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 506 grams (1.12 lbs).

Take a look at the Sigma DP2 versus Sony A37 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will change based on the lens you have attached at the time. Following is a front view physical size comparison of the DP2 vs the A37.

Sigma DP2 vs Sony A37 size comparison

Taking into consideration size and weight, the portability score of the DP2 and A37 is 86 and 67 respectively.

Sigma DP2 vs Sony A37 top view buttons comparison

Sigma DP2 vs Sony A37 Sensor Comparison

In many cases, it can be tough to visualize the gap in sensor measurements purely by checking out technical specs. The graphic underneath will help provide you a greater sense of the sensor measurements in the DP2 and A37.

As you have seen, both of the cameras feature the identical sensor size albeit different resolution. You should expect the Sony A37 to provide extra detail using its extra 11MP. Higher resolution will also enable you to crop shots way more aggressively. The older DP2 will be disadvantaged in sensor tech.

Sigma DP2 vs Sony A37 sensor size comparison

Sigma DP2 vs Sony A37 Screen and ViewFinder

Sigma DP2 vs Sony A37 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma DP2 Portrait photography features
Sony A37 Portrait photography features
56
focusing manually
decent sensor size (APS-C)
exports RAW files
megapixel count low (5MP)
74
has manual focus
MP count decent (16 megapixels)
sensor size is good (APS-C)
offers face detection autofocus
delivers RAW files
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Street Comparison

Sigma DP2 Street photography features
Sony A37 Street photography features
67
decent sensor size (APS-C)
exports RAW files
lighter than competition (280g)
fixed screen
does not have image stabilization
77
screen tilts
built in image stabilization (Sensor based)
sensor size is good (APS-C)
delivers RAW files
above average high ISO (25,600)
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Sports Comparison

Sigma DP2 Sports photography features
Sony A37 Sports photography features
30
decent sensor size (APS-C)
focal length is fixed (41mm)
painfully slow continuous shooting (3.0 fps)
does not have image stabilization
megapixel count low (5 megapixels)
does not have phase detect auto focus
61
built in image stabilization (Sensor based)
MP count decent (16MP)
sensor size is good (APS-C)
sensor has phase detect autofocus
painfully slow continuous shooting (6.0 frames/s)
low battery life (500 CIPA)
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Travel Comparison

Travel photography with Sigma DP2
Travel photography with Sony A37
67
lighter than competition (280 grams)
flash built-in
very good max aperture (f)
megapixel count low (5 megapixels)
display isn't selfie friendly
54
MP count decent (16MP)
flash built-in
doesn't have Time Lapse function
low battery life (500 CIPA)
screen isn't selfie friendly
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Landscape Comparison

Sigma DP2 Landscape photography factors
Sony A37 Landscape photography factors
48
focusing manually
very good max aperture (f)
decent sensor size (APS-C)
exports RAW files
cannot swap lens (fixed lens mount)
focal length is fixed (41mm)
screen is somewhat small (2.5 inches)
does not have image stabilization
megapixel count low (5 megapixels)
64
has manual focus
change lenses (Sony/Minolta Alpha mount)
built in image stabilization (Sensor based)
MP count decent (16 megapixels)
sensor size is good (APS-C)
above average high ISO (25,600)
delivers RAW files
screen is somewhat small (2.6 inch)
low battery life (500 CIPA)
doesn't have Time Lapse function
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Vlogging Comparison

Sigma DP2 Vlogging features
Sony A37 Vlogging features
28
very good max aperture (f)
lighter than competition (280 grams)
display isn't selfie friendly
does not have image stabilization
low quality video (320 x 240 pxls)
missing external microphone port
35
built in image stabilization (Sensor based)
offers face detection autofocus
high quality video (1920 x 1080 pxls)
includes external mic socket
screen isn't selfie friendly
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Sigma DP2 vs Sony A37 Specifications

Detailed spec comparison table for Sigma DP2 and Sony A37
 Sigma DP2Sony SLT-A37
General Information
Company Sigma Sony
Model Sigma DP2 Sony SLT-A37
Class Large Sensor Compact Entry-Level DSLR
Revealed 2009-09-21 2012-05-16
Physical type Large Sensor Compact Compact SLR
Sensor Information
Sensor type CMOS (Foveon X3) CMOS
Sensor size APS-C APS-C
Sensor dimensions 20.7 x 13.8mm 23.5 x 15.6mm
Sensor area 285.7mm² 366.6mm²
Sensor resolution 5 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Max resolution 2640 x 1760 4912 x 3264
Max native ISO 3200 25600
Min native ISO 200 100
RAW images
Autofocusing
Manual focus
AF touch
AF continuous
AF single
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points - 15
Cross focus points - 3
Lens
Lens mount fixed lens Sony/Minolta Alpha
Lens focal range 41mm (1x) -
Amount of lenses - 143
Crop factor 1.7 1.5
Screen
Type of screen Fixed Type Tilting
Screen sizing 2.5 inch 2.6 inch
Screen resolution 230k dots 230k dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 1,440k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.73x
Features
Minimum shutter speed 15s 30s
Fastest shutter speed 1/2000s 1/4000s
Continuous shutter rate 3.0 frames/s 6.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash range 4.30 m 12.00 m
Flash settings Forced Flash, Red-Eye Reduction, Slow Synchro Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
Auto exposure bracketing
WB bracketing
Fastest flash synchronize - 1/160s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 320 x 240 (30 fps) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution 320x240 1920x1080
Video file format Motion JPEG MPEG-4, AVCHD, H.264
Mic port
Headphone port
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 280 gr (0.62 lb) 506 gr (1.12 lb)
Physical 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 images
Style 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
Storage type SD/SDHC/MMC card SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Cost at release $649 $522