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Sigma DP2 vs Sony A33

Portability
86
Imaging
44
Features
28
Overall
37
Sigma DP2 front
 
Sony SLT-A33 front
Portability
67
Imaging
54
Features
80
Overall
64

Sigma DP2 vs Sony A33 Key Specs

Sigma DP2
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 200 - 3200
  • 320 x 240 video
  • 41mm (F) lens
  • 280g - 113 x 60 x 56mm
  • Introduced September 2009
  • Newer Model is Sigma DP2s
Sony A33
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800 (Boost to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Introduced August 2010
  • Later Model is Sony A35
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Sigma DP2 vs Sony A33 Overview

In this article, we are matching up the Sigma DP2 versus Sony A33, one being a Large Sensor Compact and the other is a Entry-Level DSLR by rivals Sigma and Sony. There is a big difference among the resolutions of the DP2 (5MP) and A33 (14MP) but they use the same exact sensor measurements (APS-C).

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The DP2 was announced 11 months earlier than the A33 so they are both of a similar generation. Both cameras offer different body type with the Sigma DP2 being a Large Sensor Compact camera and the Sony A33 being a Compact SLR camera.

Before delving straight into a in depth comparison, below is a brief overview of how the DP2 grades vs the A33 for portability, imaging, features and an overall grade.

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Reasons to pick Sigma DP2 over the Sony A33

 DP2 A33 

Reasons to pick Sony A33 over the Sigma DP2

 A33 DP2 
IntroducedAugust 2010September 2009More recent by 11 months
Display typeFully ArticulatedFixed Fully Articulating display
Display sizing3"2.5"Larger display (+0.5")
Display resolution921k230kSharper display (+691k dot)
Selfie screen Easy selfies

Common features in the Sigma DP2 and Sony A33

 DP2 A33 
Manual focus More exact focus
Touch friendly display Neither provides Touch friendly display

Sigma DP2 vs Sony A33 Physical Comparison

When you are intending to lug around your camera frequently, you will have to factor its weight and volume. The Sigma DP2 provides outside measurements of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") having a weight of 280 grams (0.62 lbs) whilst the Sony A33 has sizing of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).

Look at the Sigma DP2 versus Sony A33 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ depending on the lens you have chosen at the time. Here is the front view size comparison of the DP2 and the A33.

Sigma DP2 vs Sony A33 size comparison

Considering size and weight, the portability grade of the DP2 and A33 is 86 and 67 respectively.

Sigma DP2 vs Sony A33 top view buttons comparison

Sigma DP2 vs Sony A33 Sensor Comparison

Oftentimes, it can be tough to visualize the contrast in sensor measurements purely by checking out specs. The photograph below might provide you a clearer sense of the sensor sizing in the DP2 and A33.

As you can plainly see, the 2 cameras enjoy the same exact sensor sizing but different resolution. You should anticipate the Sony A33 to provide extra detail with its extra 9 Megapixels. Greater resolution will let you crop pics far more aggressively. The older DP2 will be behind in sensor innovation.

Sigma DP2 vs Sony A33 sensor size comparison

Sigma DP2 vs Sony A33 Screen and ViewFinder

Sigma DP2 vs Sony A33 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Sigma DP2 as a Portrait photography camera
Sony A33 as a Portrait photography camera
56
has manual focus
sensor size is good (APS-C)
saves RAW files
low MP (5MP)
72
focusing manually
good resolution (14 megapixels)
decent sensor size (APS-C)
provides face detect focusing
saves RAW files
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Street Comparison

Sigma DP2 Street photography info
Sony A33 Street photography info
67
sensor size is good (APS-C)
saves RAW files
lighter than average in class (280 grams)
screen does not articulate
does not have image stabilization
76
fully articulated screen
image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW files
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Sports Comparison

Sigma DP2 Sports photography info
Sony A33 Sports photography info
30
sensor size is good (APS-C)
focal length is fixed (41mm)
continuous shooting slow (3.0 frames per second)
does not have image stabilization
low MP (5 megapixels)
does not have phase detect AF
67
image stabilization (Sensor based)
good resolution (14 megapixels)
decent sensor size (APS-C)
supports phase detect AF
terrible battery (340 CIPA)
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Travel Comparison

Travel photography with Sigma DP2
Travel photography with Sony A33
67
lighter than average in class (280 grams)
flash built-in
very good maximum aperture (f)
low MP (5 megapixels)
doesn't feature selfie friendly screen
61
good resolution (14MP)
built-in flash
screen is selfie friendly
lack of Time Lapse recording
terrible battery (340 per charge)
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Landscape Comparison

Sigma DP2 Landscape photography info
Sony A33 Landscape photography info
48
has manual focus
very good maximum aperture (f)
sensor size is good (APS-C)
saves RAW files
cannot swap lenses (fixed lens mount)
focal length is fixed (41mm)
screen is small (2.5 inches)
does not have image stabilization
low MP (5MP)
67
focusing manually
interchangeable lenses (Sony/Minolta Alpha mount)
good sized screen (3")
image stabilization (Sensor based)
good resolution (14 megapixels)
decent sensor size (APS-C)
saves RAW files
terrible battery (340 CIPA)
lack of Time Lapse recording
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Vlogging Comparison

Sigma DP2 Vlogging factors
Sony A33 Vlogging factors
28
very good maximum aperture (f)
lighter than average in class (280g)
doesn't feature selfie friendly screen
does not have image stabilization
video res low (320 x 240 pxls)
no external microphone port
77
screen is selfie friendly
image stabilization (Sensor based)
provides face detect focusing
high res video (1920 x 1080 pixels)
comes with mic jack
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Sigma DP2 vs Sony A33 Specifications

Detailed spec comparison table for Sigma DP2 and Sony A33
 Sigma DP2Sony SLT-A33
General Information
Manufacturer Sigma Sony
Model Sigma DP2 Sony SLT-A33
Class Large Sensor Compact Entry-Level DSLR
Introduced 2009-09-21 2010-08-24
Body design Large Sensor Compact Compact SLR
Sensor Information
Processor Chip - Bionz
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 surface area 285.7mm² 366.6mm²
Sensor resolution 5 megapixel 14 megapixel
Anti aliasing filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Highest resolution 2640 x 1760 4592 x 3056
Highest native ISO 3200 12800
Highest boosted ISO - 25600
Lowest native ISO 200 100
RAW format
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points - 15
Cross focus points - 3
Lens
Lens mounting type fixed lens Sony/Minolta Alpha
Lens focal range 41mm (1x) -
Total lenses - 143
Crop factor 1.7 1.5
Screen
Range of display Fixed Type Fully Articulated
Display sizing 2.5 inches 3 inches
Display resolution 230k dot 921k dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 1,150k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.73x
Features
Slowest shutter speed 15 seconds 30 seconds
Maximum shutter speed 1/2000 seconds 1/4000 seconds
Continuous shooting speed 3.0 frames per sec 7.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range 4.30 m 10.00 m (@ ISO 100)
Flash options 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
White balance bracketing
Maximum flash sync - 1/160 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 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 320x240 1920x1080
Video data format Motion JPEG MPEG-4, AVCHD, H.264
Mic 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
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 280g (0.62 pounds) 500g (1.10 pounds)
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 All around score not tested 70
DXO Color Depth score not tested 22.8
DXO Dynamic range score not tested 12.6
DXO Low light score not tested 591
Other
Battery life - 340 photos
Type of battery - Battery Pack
Battery model - NP-FW50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/MMC card SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots One One
Pricing at launch $649 $230