Sigma DP1s vs Sony A900
90 Imaging
44 Features
30 Overall
38


54 Imaging
66 Features
62 Overall
64
Sigma DP1s vs Sony A900 Key Specs
(Full Review)
- 5MP - APS-C Sensor
- 2.5" Fixed Display
- ISO 100 - 800
- No Video
- 28mm (F) lens
- 270g - 109 x 60 x 31mm
- Launched October 2009
- Earlier Model is Sigma DP1
- Later Model is Sigma DP1x
(Full Review)
- 25MP - Full frame Sensor
- 3" Fixed Display
- ISO 100 - 6400
- Sensor based Image Stabilization
- 1/8000s Max Shutter
- No Video
- Sony/Minolta Alpha Mount
- 895g - 156 x 117 x 82mm
- Announced October 2008
- Renewed by Sony A99

Sigma DP1s vs Sony A900 Overview
The following is a comprehensive review of the Sigma DP1s versus Sony A900, one is a Large Sensor Compact and the other is a Advanced DSLR by rivals Sigma and Sony. There exists a big gap among the sensor resolutions of the DP1s (5MP) and A900 (25MP) and the DP1s (APS-C) and A900 (Full frame) possess different sensor measurements.

The DP1s was introduced 12 months after the A900 which means that they are of a similar generation. Both cameras come with different body type with the Sigma DP1s being a Large Sensor Compact camera and the Sony A900 being a Mid-size SLR camera.
Before we go in to a thorough comparison, below is a short overview of how the DP1s grades versus the A900 in relation to portability, imaging, features and an overall mark.

Sigma DP1s vs Sony A900 Gallery
This is a sample of the gallery pictures for Sigma DP1s and Sony Alpha DSLR-A900. The whole galleries are provided at Sigma DP1s Gallery and Sony A900 Gallery.
Reasons to pick Sigma DP1s over the Sony A900
DP1s | A900 | |||
---|---|---|---|---|
Announced | October 2009 | ![]() | October 2008 | Newer by 12 months |
Reasons to pick Sony A900 over the Sigma DP1s
A900 | DP1s | |||
---|---|---|---|---|
Display dimension | 3" | ![]() | 2.5" | Larger display (+0.5") |
Display resolution | 922k | ![]() | 230k | Crisper display (+692k dot) |
Common features in the Sigma DP1s and Sony A900
DP1s | A900 | |||
---|---|---|---|---|
Manually focus | ![]() | Dial accurate focus | ||
Display type | Fixed | ![]() | Fixed | Fixed display |
Selfie screen | ![]() | Missing selfie screen | ||
Touch display | ![]() | Missing Touch display |
Sigma DP1s vs Sony A900 Physical Comparison
If you're looking to travel with your camera frequently, you have to think about its weight and size. The Sigma DP1s has got physical measurements of 109mm x 60mm x 31mm (4.3" x 2.4" x 1.2") along with a weight of 270 grams (0.60 lbs) while the Sony A900 has specifications of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") having a weight of 895 grams (1.97 lbs).
Compare the Sigma DP1s versus Sony A900 in the latest Camera with Lens Size Comparison Tool.
Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilising at that time. Here is the front view overall size comparison of the DP1s against the A900.

Looking at dimensions and weight, the portability rating of the DP1s and A900 is 90 and 54 respectively.

Sigma DP1s vs Sony A900 Sensor Comparison
Typically, it's hard to imagine the contrast in sensor dimensions merely by seeing specifications. The pic below might provide you a greater sense of the sensor sizing in the DP1s and A900.
Plainly, both of those cameras posses different resolutions and different sensor dimensions. The DP1s using its smaller sensor is going to make getting shallower depth of field trickier and the Sony A900 will provide more detail using its extra 20 Megapixels. Greater resolution will also help you crop pics somewhat more aggressively. The more modern DP1s provides an edge with regard to sensor technology.

Sigma DP1s vs Sony A900 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Sigma DP1s vs Sony A900 Specifications
Sigma DP1s | Sony Alpha DSLR-A900 | |
---|---|---|
General Information | ||
Manufacturer | Sigma | Sony |
Model type | Sigma DP1s | Sony Alpha DSLR-A900 |
Type | Large Sensor Compact | Advanced DSLR |
Launched | 2009-10-02 | 2008-10-22 |
Physical type | Large Sensor Compact | Mid-size SLR |
Sensor Information | ||
Powered by | - | Bionz |
Sensor type | CMOS (Foveon X3) | CMOS |
Sensor size | APS-C | Full frame |
Sensor dimensions | 20.7 x 13.8mm | 35.9 x 24mm |
Sensor area | 285.7mm² | 861.6mm² |
Sensor resolution | 5MP | 25MP |
Anti alias filter | ||
Aspect ratio | 3:2 | 3:2 and 16:9 |
Full resolution | 2640 x 1760 | 6048 x 4032 |
Max native ISO | 800 | 6400 |
Min native ISO | 100 | 100 |
RAW photos | ||
Autofocusing | ||
Focus manually | ||
Touch focus | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Selective autofocus | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Total focus points | - | 9 |
Lens | ||
Lens mount type | fixed lens | Sony/Minolta Alpha |
Lens zoom range | 28mm (1x) | - |
Number of lenses | - | 143 |
Crop factor | 1.7 | 1 |
Screen | ||
Display type | Fixed Type | Fixed Type |
Display size | 2.5 inches | 3 inches |
Display resolution | 230k dots | 922k dots |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Display technology | - | TFT Xtra Fine color LCD |
Viewfinder Information | ||
Viewfinder | None | Optical (pentaprism) |
Viewfinder coverage | - | 100 percent |
Viewfinder magnification | - | 0.74x |
Features | ||
Lowest shutter speed | 30 seconds | 30 seconds |
Highest shutter speed | 1/4000 seconds | 1/8000 seconds |
Continuous shooting rate | - | 5.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Change white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | - | no built-in flash |
Flash options | - | Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless |
Hot shoe | ||
Auto exposure bracketing | ||
WB bracketing | ||
Highest flash synchronize | - | 1/250 seconds |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Max video resolution | None | None |
Video format | Motion JPEG | - |
Mic port | ||
Headphone port | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 1.0 (1.5 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environment sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 270 gr (0.60 lb) | 895 gr (1.97 lb) |
Dimensions | 109 x 60 x 31mm (4.3" x 2.4" x 1.2") | 156 x 117 x 82mm (6.1" x 4.6" x 3.2") |
DXO scores | ||
DXO All around rating | not tested | 79 |
DXO Color Depth rating | not tested | 23.7 |
DXO Dynamic range rating | not tested | 12.3 |
DXO Low light rating | not tested | 1431 |
Other | ||
Battery life | - | 880 images |
Type of battery | - | Battery Pack |
Battery ID | - | NP-FM500H |
Self timer | Yes (10 sec) | Yes (2 or 10 sec) |
Time lapse recording | ||
Type of storage | SD/MMC card | Compact Flash (Type I or II), Memory Stick Duo / Pro Duo, UDMA Mode 5, Supports FAT12 / FAT16 / FAT32 |
Card slots | One | Two |
Pricing at launch | $0 | $2,736 |