Sigma DP2 Quattro vs Sony A850
70 Imaging
63 Features
38 Overall
53


54 Imaging
67 Features
60 Overall
64
Sigma DP2 Quattro vs Sony A850 Key Specs
(Full Review)
- 20MP - APS-C Sensor
- 3" Fixed Display
- ISO 100 - 6400
- No Video
- 45mm (F2.8) lens
- 395g - 161 x 67 x 82mm
- Announced February 2014
(Full Review)
- 25MP - Full frame Sensor
- 3" Fixed Display
- ISO 200 - 3200 (Raise to 6400)
- Sensor based Image Stabilization
- 1/8000s Max Shutter
- No Video
- Sony/Minolta Alpha Mount
- 895g - 156 x 117 x 82mm
- Launched April 2010

Sigma DP2 Quattro vs Sony A850 Overview
Its time to examine more in depth at the Sigma DP2 Quattro versus Sony A850, one is a Large Sensor Compact and the other is a Advanced DSLR by brands Sigma and Sony. The image resolution of the DP2 Quattro (20MP) and the A850 (25MP) is fairly comparable but the DP2 Quattro (APS-C) and A850 (Full frame) use totally different sensor dimensions.

The DP2 Quattro was launched 3 years after the A850 which is a fairly large gap as far as camera tech is concerned. Both cameras offer different body type with the Sigma DP2 Quattro being a Large Sensor Compact camera and the Sony A850 being a Mid-size SLR camera.
Before going straight into a thorough comparison, below is a concise view of how the DP2 Quattro grades vs the A850 in regards to portability, imaging, features and an overall mark.

Sigma DP2 Quattro vs Sony A850 Gallery
This is a sample of the gallery pictures for Sigma DP2 Quattro and Sony Alpha DSLR-A850. The complete galleries are viewable at Sigma DP2 Quattro Gallery and Sony A850 Gallery.
Reasons to pick Sigma DP2 Quattro over the Sony A850
DP2 Quattro | A850 | |||
---|---|---|---|---|
Launched | February 2014 | ![]() | April 2010 | Newer by 47 months |
Reasons to pick Sony A850 over the Sigma DP2 Quattro
A850 | DP2 Quattro | |||
---|---|---|---|---|
Display resolution | 922k | ![]() | 920k | Sharper display (+2k dot) |
Common features in the Sigma DP2 Quattro and Sony A850
DP2 Quattro | A850 | |||
---|---|---|---|---|
Manual focus | ![]() | Very precise focusing | ||
Display type | Fixed | ![]() | Fixed | Fixed display |
Display sizing | 3" | ![]() | 3" | Equivalent display sizing |
Selfie screen | ![]() | Neither features selfie screen | ||
Touch friendly display | ![]() | No Touch friendly display |
Sigma DP2 Quattro vs Sony A850 Physical Comparison
For those who are aiming to travel with your camera often, you'll have to factor its weight and volume. The Sigma DP2 Quattro enjoys outside dimensions of 161mm x 67mm x 82mm (6.3" x 2.6" x 3.2") with a weight of 395 grams (0.87 lbs) while the Sony A850 has sizing of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") accompanied by a weight of 895 grams (1.97 lbs).
Analyze the Sigma DP2 Quattro versus Sony A850 in the new Camera and Lens Size Comparison Tool.
Remember, the weight of an Interchangeable Lens Camera will vary depending on the lens you have attached during that time. Underneath is the front view physical size comparison of the DP2 Quattro versus the A850.

Using size and weight, the portability rating of the DP2 Quattro and A850 is 70 and 54 respectively.

Sigma DP2 Quattro vs Sony A850 Sensor Comparison
In many cases, it's difficult to envision the gap in sensor dimensions merely by checking out specs. The image underneath will give you a more clear sense of the sensor dimensions in the DP2 Quattro and A850.
All in all, the 2 cameras offer different megapixels and different sensor dimensions. The DP2 Quattro featuring a smaller sensor will make getting shallower DOF trickier and the Sony A850 will provide greater detail utilizing its extra 5 Megapixels. Greater resolution will help you crop images a little more aggressively. The more modern DP2 Quattro will have a benefit when it comes to sensor tech.

Sigma DP2 Quattro vs Sony A850 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Sigma DP2 Quattro vs Sony A850 Specifications
Sigma DP2 Quattro | Sony Alpha DSLR-A850 | |
---|---|---|
General Information | ||
Make | Sigma | Sony |
Model | Sigma DP2 Quattro | Sony Alpha DSLR-A850 |
Category | Large Sensor Compact | Advanced DSLR |
Announced | 2014-02-13 | 2010-04-15 |
Physical type | Large Sensor Compact | Mid-size SLR |
Sensor Information | ||
Chip | TRUE III engine | Bionz |
Sensor type | CMOS (Foveon X3) | CMOS |
Sensor size | APS-C | Full frame |
Sensor measurements | 23.5 x 15.7mm | 35.9 x 24mm |
Sensor area | 369.0mm² | 861.6mm² |
Sensor resolution | 20MP | 25MP |
Anti aliasing filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
Max resolution | 5424 x 3616 | 6048 x 4032 |
Max native ISO | 6400 | 3200 |
Max enhanced ISO | - | 6400 |
Minimum native ISO | 100 | 200 |
RAW photos | ||
Autofocusing | ||
Manual focus | ||
Touch to focus | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Selective autofocus | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Number of focus points | 9 | 9 |
Lens | ||
Lens mounting type | fixed lens | Sony/Minolta Alpha |
Lens focal range | 45mm (1x) | - |
Largest aperture | f/2.8 | - |
Amount of lenses | - | 143 |
Focal length multiplier | 1.5 | 1 |
Screen | ||
Type of display | Fixed Type | Fixed Type |
Display size | 3 inch | 3 inch |
Display resolution | 920k dots | 922k dots |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Display tech | TFT color LCD | TFT Xtra Fine color LCD |
Viewfinder Information | ||
Viewfinder type | None | Optical (pentaprism) |
Viewfinder coverage | - | 98 percent |
Viewfinder magnification | - | 0.74x |
Features | ||
Min shutter speed | 30 seconds | 30 seconds |
Max shutter speed | 1/2000 seconds | 1/8000 seconds |
Continuous shutter rate | 3.0 frames/s | 3.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Custom white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | no built-in flash | no built-in flash |
Flash modes | no built-in flash | Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless |
External flash | ||
AEB | ||
White balance bracketing | ||
Max flash synchronize | - | 1/250 seconds |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Max video resolution | None | None |
Microphone port | ||
Headphone port | ||
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 sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 395 grams (0.87 lb) | 895 grams (1.97 lb) |
Dimensions | 161 x 67 x 82mm (6.3" x 2.6" x 3.2") | 156 x 117 x 82mm (6.1" x 4.6" x 3.2") |
DXO scores | ||
DXO Overall score | not tested | 79 |
DXO Color Depth score | not tested | 23.8 |
DXO Dynamic range score | not tested | 12.2 |
DXO Low light score | not tested | 1415 |
Other | ||
Battery life | - | 880 photos |
Form of battery | - | Battery Pack |
Battery model | BP-51 | NP-FM500H |
Self timer | Yes (2 or 10 secs) | Yes (2 or 10 sec) |
Time lapse recording | ||
Storage type | - | Compact Flash (Type I or II), UDMA, Memory Stick Duo / Pro Duo |
Card slots | Single | Two |
Retail price | $931 | $0 |