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Sigma DP2x vs Sony A850

Portability
86
Imaging
44
Features
31
Overall
38
Sigma DP2x front
 
Sony Alpha DSLR-A850 front
Portability
54
Imaging
67
Features
60
Overall
64

Sigma DP2x vs Sony A850 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
  • Introduced February 2011
  • Succeeded the Sigma DP2s
Sony A850
(Full Review)
  • 25MP - Full frame Sensor
  • 3" Fixed Display
  • ISO 200 - 3200 (Increase to 6400)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • No Video
  • Sony/Minolta Alpha Mount
  • 895g - 156 x 117 x 82mm
  • Released April 2010
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Sigma DP2x vs Sony A850 Overview

Here, we are matching up the Sigma DP2x and Sony A850, former being a Large Sensor Compact while the other is a Advanced DSLR by brands Sigma and Sony. There is a considerable difference between the image resolutions of the DP2x (5MP) and A850 (25MP) and the DP2x (APS-C) and A850 (Full frame) provide different sensor sizing.

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The DP2x was launched 10 months later than the A850 and they are both of a similar age. Both cameras feature different body design with the Sigma DP2x being a Large Sensor Compact camera and the Sony A850 being a Mid-size SLR camera.

Before we go into a detailed comparison, here is a brief view of how the DP2x scores vs the A850 in relation to portability, imaging, features and an overall rating.

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Reasons to pick Sigma DP2x over the Sony A850

 DP2x A850 
ReleasedFebruary 2011April 2010Fresher by 10 months

Reasons to pick Sony A850 over the Sigma DP2x

 A850 DP2x 
Display size3"2.5"Larger display (+0.5")
Display resolution922k230kClearer display (+692k dot)

Common features in the Sigma DP2x and Sony A850

 DP2x A850 
Manual focus More precise focusing
Display typeFixed Fixed Fixed display
Selfie screen Neither has selfie screen
Touch display Neither has Touch display

Sigma DP2x vs Sony A850 Physical Comparison

If you are aiming to carry your camera often, you are going to need to factor its weight and measurements. The Sigma DP2x has outside 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 A850 has proportions of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") accompanied by a weight of 895 grams (1.97 lbs).

See the Sigma DP2x and Sony A850 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change depending on the lens you are employing during that time. Following is a front view measurements comparison of the DP2x and the A850.

Sigma DP2x vs Sony A850 size comparison

Using size and weight, the portability grade of the DP2x and A850 is 86 and 54 respectively.

Sigma DP2x vs Sony A850 top view buttons comparison

Sigma DP2x vs Sony A850 Sensor Comparison

Generally, it's tough to picture the gap between sensor sizing purely by reviewing technical specs. The photograph here will give you a stronger sense of the sensor sizing in the DP2x and A850.

As you have seen, both of these cameras come with different megapixels and different sensor sizing. The DP2x featuring a tinier sensor is going to make achieving shallow DOF harder and the Sony A850 will deliver more detail utilizing its extra 20 Megapixels. Greater resolution will also enable you to crop images a good deal more aggressively. The more recent DP2x provides an edge when it comes to sensor technology.

Sigma DP2x vs Sony A850 sensor size comparison

Sigma DP2x vs Sony A850 Screen and ViewFinder

Sigma DP2x vs Sony A850 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sigma DP2x
Portrait photography with Sony A850
56
focusing manually
nice sensor size (APS-C)
saves RAW formats
low megapixels (5MP)
72
manual focus
fantastic megapixels (25 megapixels)
sensor size is big (Full frame)
delivers RAW formats
no liveview feature
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Street Comparison

Street photography with Sigma DP2x
Street photography with Sony A850
67
nice sensor size (APS-C)
saves RAW formats
lighter than competition in class (280 grams)
screen is fixed
lack of image stabilization
66
image stabilization (Sensor based)
sensor size is big (Full frame)
delivers RAW formats
environment sealing
fixed screen
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Sports Comparison

Sigma DP2x Sports photography advice
Sony A850 Sports photography advice
30
nice sensor size (APS-C)
fixed focal length (41mm)
painfully slow continuous shooting (3.0 frames/s)
lack of image stabilization
low megapixels (5 megapixels)
doesn't have phase detect auto focus
71
max shutter speed is good (1/8,000 seconds)
image stabilization (Sensor based)
fantastic megapixels (25MP)
sensor size is big (Full frame)
environment sealing
has phase detect autofocus
no liveview feature
max fps very slow (3.0 frames/s)
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Travel Comparison

Sigma DP2x Travel photography information
Sony A850 Travel photography information
67
lighter than competition in class (280g)
has built in flash
very good maximum aperture (f)
low megapixels (5MP)
screen is not selfie friendly
55
environment sealing
fantastic megapixels (25 megapixels)
does not have Timelapse mode
does not feature selfie friendly display
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Landscape Comparison

Sigma DP2x Landscape photography highlights
Sony A850 Landscape photography highlights
48
focusing manually
very good maximum aperture (f)
nice sensor size (APS-C)
saves RAW formats
lens is fixed (fixed lens mount)
fixed focal length (41mm)
tiny screen (2.5")
lack of image stabilization
low megapixels (5MP)
73
manual focus
interchangeable lenses (Sony/Minolta Alpha mount)
good sized screen (3 inches)
image stabilization (Sensor based)
fantastic megapixels (25MP)
sensor size is big (Full frame)
delivers RAW formats
environment sealing
has double storage slots
no liveview feature
does not have Timelapse mode
Photography Glossary

Vlogging Comparison

Sigma DP2x Vlogging info
Sony A850 Vlogging info
28
very good maximum aperture (f)
lighter than competition in class (280 grams)
screen is not selfie friendly
lack of image stabilization
video res low (320 x 240 resolution)
missing external mic port
9
lack of video recording
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Sigma DP2x vs Sony A850 Specifications

Detailed spec comparison table for Sigma DP2x and Sony A850
 Sigma DP2xSony Alpha DSLR-A850
General Information
Company Sigma Sony
Model type Sigma DP2x Sony Alpha DSLR-A850
Category Large Sensor Compact Advanced DSLR
Introduced 2011-02-08 2010-04-15
Body design Large Sensor Compact Mid-size SLR
Sensor Information
Chip True II Bionz
Sensor type CMOS (Foveon X3) CMOS
Sensor size APS-C Full frame
Sensor measurements 20.7 x 13.8mm 35.9 x 24mm
Sensor surface area 285.7mm² 861.6mm²
Sensor resolution 5MP 25MP
Anti alias filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Peak resolution 2640 x 1760 6048 x 4032
Highest native ISO 3200 3200
Highest enhanced ISO - 6400
Min native ISO 100 200
RAW pictures
Autofocusing
Manual focusing
AF touch
Continuous AF
AF single
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points - 9
Cross type focus points - -
Lens
Lens mount type fixed lens Sony/Minolta Alpha
Lens zoom range 41mm (1x) -
Amount of lenses - 143
Focal length multiplier 1.7 1
Screen
Display type Fixed Type Fixed Type
Display diagonal 2.5 inch 3 inch
Resolution of display 230k dot 922k dot
Selfie friendly
Liveview
Touch display
Display tech - TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 98 percent
Viewfinder magnification - 0.74x
Features
Minimum shutter speed 15 seconds 30 seconds
Fastest shutter speed 1/2000 seconds 1/8000 seconds
Continuous shutter speed 3.0 frames per second 3.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash distance 4.30 m no built-in flash
Flash options Forced Flash, Red-Eye Reduction, Slow Synchro Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
Auto exposure bracketing
White balance bracketing
Fastest flash sync - 1/250 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 320 x 240 -
Highest video resolution 320x240 None
Video file format Motion JPEG -
Microphone 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 proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 280g (0.62 lb) 895g (1.97 lb)
Physical dimensions 113 x 60 x 56mm (4.4" x 2.4" x 2.2") 156 x 117 x 82mm (6.1" x 4.6" x 3.2")
DXO scores
DXO Overall rating not tested 79
DXO Color Depth rating not tested 23.8
DXO Dynamic range rating not tested 12.2
DXO Low light rating not tested 1415
Other
Battery life - 880 photographs
Style of battery - Battery Pack
Battery ID - NP-FM500H
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse feature
Storage media SD/SDHC/MMC Compact Flash (Type I or II), UDMA, Memory Stick Duo / Pro Duo
Storage slots 1 2
Cost at release $699 $0