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Sigma DP2s vs Sony A290

Portability
86
Imaging
44
Features
31
Overall
38
Sigma DP2s front
 
Sony Alpha DSLR-A290 front
Portability
66
Imaging
53
Features
47
Overall
50

Sigma DP2s vs Sony A290 Key Specs

Sigma DP2s
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 50 - 3200
  • 320 x 240 video
  • 41mm (F) lens
  • 280g - 113 x 60 x 56mm
  • Released February 2010
  • Superseded the Sigma DP2
  • Replacement is Sigma DP2x
Sony A290
(Full Review)
  • 14MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 549g - 128 x 97 x 86mm
  • Announced June 2010
  • Previous Model is Sony A230
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Sigma DP2s vs Sony A290 Overview

Below, we are comparing the Sigma DP2s versus Sony A290, one is a Large Sensor Compact and the other is a Entry-Level DSLR by rivals Sigma and Sony. There exists a huge gap among the sensor resolutions of the DP2s (5MP) and A290 (14MP) but they use the exact same sensor dimensions (APS-C).

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The DP2s was launched 3 months before the A290 and they are of a similar generation. Both cameras come with different body type with the Sigma DP2s being a Large Sensor Compact camera and the Sony A290 being a Compact SLR camera.

Before getting through a in-depth comparison, below is a brief synopsis of how the DP2s grades versus the A290 in relation to portability, imaging, features and an overall mark.

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Reasons to pick Sigma DP2s over the Sony A290

 DP2s A290 

Reasons to pick Sony A290 over the Sigma DP2s

 A290 DP2s 
Display dimension2.7"2.5"Larger display (+0.2")

Common features in the Sigma DP2s and Sony A290

 DP2s A290 
AnnouncedFebruary 2010June 2010Same generation
Focus manually More exact focusing
Display typeFixed Fixed Fixed display
Display resolution230k230kIdentical display resolution
Selfie screen Neither comes with selfie screen
Touch friendly display Neither comes with Touch friendly display

Sigma DP2s vs Sony A290 Physical Comparison

If you're intending to travel with your camera, you'll have to consider its weight and dimensions. The Sigma DP2s comes with 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) while the Sony A290 has dimensions of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") with a weight of 549 grams (1.21 lbs).

Check the Sigma DP2s versus Sony A290 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen during that time. Here is the front view sizing comparison of the DP2s vs the A290.

Sigma DP2s vs Sony A290 size comparison

Looking at dimensions and weight, the portability grade of the DP2s and A290 is 86 and 66 respectively.

Sigma DP2s vs Sony A290 top view buttons comparison

Sigma DP2s vs Sony A290 Sensor Comparison

More often than not, it is very tough to see the difference in sensor dimensions purely by looking through specs. The picture underneath might give you a clearer sense of the sensor dimensions in the DP2s and A290.

As you can plainly see, both of those cameras have got the exact same sensor measurements but not the same resolution. You should anticipate the Sony A290 to result in extra detail utilizing its extra 9 Megapixels. Greater resolution can also allow you to crop pics much more aggressively.

Sigma DP2s vs Sony A290 sensor size comparison

Sigma DP2s vs Sony A290 Screen and ViewFinder

Sigma DP2s vs Sony A290 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sigma DP2s
Portrait photography with Sony A290
56
focusing manually
nice sensor size (APS-C)
exports RAW files
megapixel count low (5MP)
65
has manual focus
decent MP (14 megapixels)
sensor size is nice (APS-C)
provides face detection autofocus
exports RAW files
doesn't have liveview
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Street Comparison

Sigma DP2s Street photography advice
Sony A290 Street photography advice
67
nice sensor size (APS-C)
exports RAW files
lighter than competition in class (280g)
screen is fixed
does not have image stabilization
66
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW files
no articulating screen
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Sports Comparison

Sigma DP2s Sports photography information
Sony A290 Sports photography information
30
nice sensor size (APS-C)
can't change focal length (41mm)
continuous shooting slow (3.0 fps)
does not have image stabilization
megapixel count low (5 megapixels)
has no phase detect AF
55
built in image stabilization (Sensor based)
decent MP (14 megapixels)
sensor size is nice (APS-C)
sensor has phase detect autofocus
doesn't have liveview
max frames per second low (3.0 frames/s)
not so great battery power (290 per charge)
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Travel Comparison

Travel photography with Sigma DP2s
Travel photography with Sony A290
67
lighter than competition in class (280g)
has built in flash
great maximum aperture (f)
megapixel count low (5 megapixels)
doesn't offer selfie friendly screen
53
decent MP (14MP)
built-in flash
lack of Time Lapse mode
not so great battery power (290 per charge)
doesn't contain selfie friendly screen
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Landscape Comparison

Landscape photography with Sigma DP2s
Landscape photography with Sony A290
48
focusing manually
great maximum aperture (f)
nice sensor size (APS-C)
exports RAW files
cannot switch lenses (fixed lens mount)
can't change focal length (41mm)
screen is somewhat small (2.5 inch)
does not have image stabilization
megapixel count low (5 megapixels)
57
has manual focus
swap lenses (Sony/Minolta Alpha mount)
built in image stabilization (Sensor based)
decent MP (14 megapixels)
sensor size is nice (APS-C)
exports RAW files
small screen (2.7 inches)
doesn't have liveview
not so great battery power (290 shots)
lack of Time Lapse mode
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Vlogging Comparison

Sigma DP2s Vlogging details
Sony A290 Vlogging details
28
great maximum aperture (f)
lighter than competition in class (280 grams)
doesn't offer selfie friendly screen
does not have image stabilization
low res video (320 x 240 pxls)
does not have microphone support
9
can't shoot video
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Sigma DP2s vs Sony A290 Specifications

Detailed spec comparison table for Sigma DP2s and Sony A290
 Sigma DP2sSony Alpha DSLR-A290
General Information
Brand Sigma Sony
Model Sigma DP2s Sony Alpha DSLR-A290
Category Large Sensor Compact Entry-Level DSLR
Released 2010-02-20 2010-06-09
Body design Large Sensor Compact Compact SLR
Sensor Information
Chip True II Bionz
Sensor type CMOS (Foveon X3) CCD
Sensor size APS-C APS-C
Sensor dimensions 20.7 x 13.8mm 23.5 x 15.7mm
Sensor surface area 285.7mm² 369.0mm²
Sensor resolution 5MP 14MP
Anti aliasing filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Full resolution 2640 x 1760 4592 x 3056
Max native ISO 3200 3200
Lowest native ISO 50 100
RAW format
Autofocusing
Focus manually
Touch to focus
Continuous autofocus
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points - 9
Lens
Lens mount fixed lens Sony/Minolta Alpha
Lens focal range 41mm (1x) -
Amount of lenses - 143
Focal length multiplier 1.7 1.5
Screen
Range of screen Fixed Type Fixed Type
Screen sizing 2.5 inch 2.7 inch
Resolution of screen 230k dot 230k dot
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type None Optical (pentamirror)
Viewfinder coverage - 95 percent
Viewfinder magnification - 0.55x
Features
Lowest shutter speed 15 seconds 30 seconds
Highest shutter speed 1/2000 seconds 1/4000 seconds
Continuous shooting speed 3.0fps 3.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Inbuilt flash
Flash range 4.30 m 10.00 m (at ISO 100)
Flash settings Forced Flash, Red-Eye Reduction, Slow Synchro Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AEB
WB bracketing
Highest flash sync - 1/160 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 320 x 240 -
Max video resolution 320x240 None
Video data format Motion JPEG -
Mic jack
Headphone jack
Connectivity
Wireless None None
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) 549 grams (1.21 lb)
Dimensions 113 x 60 x 56mm (4.4" x 2.4" x 2.2") 128 x 97 x 86mm (5.0" x 3.8" x 3.4")
DXO scores
DXO All around score not tested 66
DXO Color Depth score not tested 22.6
DXO Dynamic range score not tested 11.5
DXO Low light score not tested 615
Other
Battery life - 290 images
Style of battery - Battery Pack
Battery model - NP-FH50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage media SD/SDHC/MMC card Memory Stick Pro Duo/ Pro-HG Duo, SD/SDHC
Storage slots Single Single
Price at launch $940 $600