Sigma DP1 vs Sony A57
87 Imaging
43 Features
30 Overall
37


64 Imaging
57 Features
85 Overall
68
Sigma DP1 vs Sony A57 Key Specs
(Full Review)
- 5MP - APS-C Sensor
- 2.5" Fixed Screen
- ISO 100 - 800
- No Video
- 28mm (F) lens
- 270g - 113 x 60 x 50mm
- Announced May 2008
- Replacement is Sigma DP1s
(Full Review)

Sigma DP1 vs Sony A57 Overview
Lets take a more detailed look at the Sigma DP1 versus Sony A57, one is a Large Sensor Compact and the other is a Entry-Level DSLR by brands Sigma and Sony. There is a crucial difference between the resolutions of the DP1 (5MP) and A57 (16MP) but they feature the exact same sensor dimensions (APS-C).

The DP1 was introduced 5 years before the A57 which is quite a serious gap as far as tech is concerned. Both the cameras come with different body type with the Sigma DP1 being a Large Sensor Compact camera and the Sony A57 being a Compact SLR camera.
Before delving straight into a in depth comparison, below is a concise introduction of how the DP1 matches up versus the A57 in relation to portability, imaging, features and an overall score.

Sigma DP1 vs Sony A57 Gallery
Here is a sample of the gallery pictures for Sigma DP1 and Sony SLT-A57. The whole galleries are viewable at Sigma DP1 Gallery and Sony A57 Gallery.
Reasons to pick Sigma DP1 over the Sony A57
DP1 | A57 |
---|
Reasons to pick Sony A57 over the Sigma DP1
A57 | DP1 | |||
---|---|---|---|---|
Announced | September 2012 | ![]() | May 2008 | More modern by 52 months |
Display type | Fully Articulated | ![]() | Fixed | Fully Articulating display |
Display dimension | 3" | ![]() | 2.5" | Larger display (+0.5") |
Display resolution | 921k | ![]() | 230k | Crisper display (+691k dot) |
Selfie screen | ![]() | Easy selfies |
Common features in the Sigma DP1 and Sony A57
DP1 | A57 | |||
---|---|---|---|---|
Focus manually | ![]() | More exact focus | ||
Touch friendly display | ![]() | Neither features Touch friendly display |
Sigma DP1 vs Sony A57 Physical Comparison
For those who are going to carry around your camera frequently, you will want to factor its weight and measurements. The Sigma DP1 enjoys outside measurements of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") accompanied by a weight of 270 grams (0.60 lbs) while the Sony A57 has proportions of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") along with a weight of 618 grams (1.36 lbs).
Take a look at the Sigma DP1 versus Sony A57 in the latest Camera with Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are working with at that time. Here is the front view measurement comparison of the DP1 vs the A57.

Looking at size and weight, the portability grade of the DP1 and A57 is 87 and 64 respectively.

Sigma DP1 vs Sony A57 Sensor Comparison
Oftentimes, its hard to visualize the difference between sensor sizes just by reading through a spec sheet. The image here will help offer you a far better sense of the sensor measurements in the DP1 and A57.
As you can see, each of these cameras have got the exact same sensor measurements but different MP. You should anticipate the Sony A57 to resolve extra detail using its extra 11 Megapixels. Greater resolution will enable you to crop pics much more aggressively. The more aged DP1 is going to be behind with regard to sensor tech.

Sigma DP1 vs Sony A57 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Sigma DP1 vs Sony A57 Specifications
Sigma DP1 | Sony SLT-A57 | |
---|---|---|
General Information | ||
Brand Name | Sigma | Sony |
Model | Sigma DP1 | Sony SLT-A57 |
Category | Large Sensor Compact | Entry-Level DSLR |
Announced | 2008-05-19 | 2012-09-13 |
Physical type | Large Sensor Compact | Compact SLR |
Sensor Information | ||
Sensor type | CMOS (Foveon X3) | CMOS |
Sensor size | APS-C | APS-C |
Sensor measurements | 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 | 3:2 and 16:9 |
Full resolution | 2640 x 1760 | 4912 x 3264 |
Max native ISO | 800 | 16000 |
Max boosted ISO | - | 25600 |
Min native ISO | 100 | 100 |
RAW images | ||
Autofocusing | ||
Manual focus | ||
Touch to focus | ||
Continuous autofocus | ||
Autofocus single | ||
Tracking autofocus | ||
Selective autofocus | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detection focus | ||
Contract detection focus | ||
Phase detection focus | ||
Number of focus points | - | 15 |
Cross focus points | - | 3 |
Lens | ||
Lens mounting type | fixed lens | Sony/Minolta Alpha |
Lens focal range | 28mm (1x) | - |
Amount of lenses | - | 143 |
Crop factor | 1.7 | 1.5 |
Screen | ||
Screen type | Fixed Type | Fully Articulated |
Screen diagonal | 2.5" | 3" |
Resolution of screen | 230k dots | 921k dots |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Screen tech | - | Xtra Fine TFT drive with TruBlack technology |
Viewfinder Information | ||
Viewfinder type | None | Electronic |
Viewfinder resolution | - | 1,440k dots |
Viewfinder coverage | - | 100 percent |
Viewfinder magnification | - | 0.7x |
Features | ||
Slowest shutter speed | 30s | 30s |
Maximum shutter speed | 1/4000s | 1/4000s |
Continuous shooting rate | - | 12.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | Yes |
Custom white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash range | - | 10.00 m (@ ISO 100) |
Flash modes | - | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
External flash | ||
Auto exposure bracketing | ||
WB bracketing | ||
Maximum flash synchronize | - | 1/160s |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Video resolutions | - | 1920 x 1080 (60p, 24p), 1440 x 1080 (30p), 640 x 480 (30 fps) |
Max video resolution | None | 1920x1080 |
Video file format | - | MPEG-4, AVCHD, H.264 |
Microphone support | ||
Headphone support | ||
Connectivity | ||
Wireless | None | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 1.0 (1.5 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 | 270 gr (0.60 lbs) | 618 gr (1.36 lbs) |
Dimensions | 113 x 60 x 50mm (4.4" x 2.4" x 2.0") | 132 x 98 x 81mm (5.2" x 3.9" x 3.2") |
DXO scores | ||
DXO All around score | not tested | 75 |
DXO Color Depth score | not tested | 23.4 |
DXO Dynamic range score | not tested | 13.0 |
DXO Low light score | not tested | 785 |
Other | ||
Battery life | - | 550 photographs |
Battery style | - | Battery Pack |
Battery model | - | NP-FM500H |
Self timer | Yes (10 sec) | Yes (2 or 10 sec) |
Time lapse feature | ||
Type of storage | SD/MMC card | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
Card slots | Single | Single |
Launch pricing | $566 | $1,000 |