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Sigma DP2 vs Sony A7 III

Portability
86
Imaging
43
Features
28
Overall
37
Sigma DP2 front
 
Sony Alpha A7 III front
Portability
63
Imaging
73
Features
92
Overall
80

Sigma DP2 vs Sony A7 III 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
  • Released September 2009
  • Refreshed by Sigma DP2s
Sony A7 III
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 51200 (Bump to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 650g - 127 x 96 x 74mm
  • Revealed February 2018
  • Previous Model is Sony A7 II
  • Successor is Sony A7 IV
Photography Glossary

Sigma DP2 vs Sony A7 III Overview

Below, we are reviewing the Sigma DP2 versus Sony A7 III, one is a Large Sensor Compact and the other is a Pro Mirrorless by competitors Sigma and Sony. There exists a huge gap between the resolutions of the DP2 (5MP) and A7 III (24MP) and the DP2 (APS-C) and A7 III (Full frame) feature different sensor sizes.

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The DP2 was launched 9 years earlier than the A7 III which is quite a significant gap as far as technology is concerned. The two cameras come with different body type with the Sigma DP2 being a Large Sensor Compact camera and the Sony A7 III being a SLR-style mirrorless camera.

Before delving in to a full comparison, below is a brief view of how the DP2 grades against the A7 III with respect to portability, imaging, features and an overall mark.

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Reasons to pick Sigma DP2 over the Sony A7 III

 DP2 A7 III 

Reasons to pick Sony A7 III over the Sigma DP2

 A7 III DP2 
RevealedFebruary 2018September 2009Newer by 102 months
Display typeTiltingFixed Tilting display
Display dimension3"2.5"Larger display (+0.5")
Display resolution922k230kCrisper display (+692k dot)
Touch display Easily navigate

Common features in the Sigma DP2 and Sony A7 III

 DP2 A7 III 
Manually focus Dial accurate focusing
Selfie screen Lack of selfie screen

Sigma DP2 vs Sony A7 III Physical Comparison

If you're planning to travel with your camera often, you are going to need to factor its weight and dimensions. The Sigma DP2 has outside measurements of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") and a weight of 280 grams (0.62 lbs) whilst the Sony A7 III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") and a weight of 650 grams (1.43 lbs).

Analyze the Sigma DP2 versus Sony A7 III in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are working with at that time. Underneath is the front view sizing comparison of the DP2 vs the A7 III.

Sigma DP2 vs Sony A7 III size comparison

Looking at dimensions and weight, the portability grade of the DP2 and A7 III is 86 and 63 respectively.

Sigma DP2 vs Sony A7 III top view buttons comparison

Sigma DP2 vs Sony A7 III Sensor Comparison

More often than not, it is tough to picture the gap between sensor dimensions purely by looking at specifications. The picture here will help offer you a more clear sense of the sensor measurements in the DP2 and A7 III.

To sum up, the two cameras have got different resolutions and different sensor dimensions. The DP2 due to its tinier sensor is going to make getting shallow depth of field harder and the Sony A7 III will give you extra detail utilizing its extra 19MP. Greater resolution can also let you crop images much more aggressively. The more aged DP2 is going to be behind when it comes to sensor innovation.

Sigma DP2 vs Sony A7 III sensor size comparison

Sigma DP2 vs Sony A7 III Screen and ViewFinder

Sigma DP2 vs Sony A7 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma DP2 Portrait photography features
Sony A7 III Portrait photography features
55
has manual focus
sensor size is nice (APS-C)
delivers RAW files
low resolution (5 megapixels)
83
has manual focus
good MP (24 megapixels)
great sensor size (Full frame)
supports face detect focus
supports RAW files
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Street Comparison

Sigma DP2 Street photography highlights
Sony A7 III Street photography highlights
67
sensor size is nice (APS-C)
delivers RAW files
lighter than others in class (280 grams)
no articulating screen
no image stabilization
78
tilting screen
image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
supports RAW files
comes with focus by touch
weather sealing
good ISO range (51,200)
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Sports Comparison

Sigma DP2 as a Sports photography camera
Sony A7 III as a Sports photography camera
29
sensor size is nice (APS-C)
fixed focal length (41mm)
painfully slow continuous shooting (3.0 frames/s)
no image stabilization
low resolution (5MP)
lacks phase detect autofocus
86
great max shutter speed (1/8,000s)
image stabilization (Sensor based 5-axis)
good MP (24 megapixels)
great sensor size (Full frame)
supports tracking focus
weather sealing
good battery pack (610 per charge)
comes with phase detect auto focus
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Travel Comparison

Sigma DP2 Travel photography info
Sony A7 III Travel photography info
67
lighter than others in class (280 grams)
built-in flash
good max aperture (f)
low resolution (5MP)
does not contain selfie friendly display
73
good battery pack (610 shots)
weather sealing
has bluetooth
comes with focus by touch
good MP (24 megapixels)
does not contain selfie friendly display
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Landscape Comparison

Sigma DP2 Landscape photography features
Sony A7 III Landscape photography features
48
has manual focus
good max aperture (f)
sensor size is nice (APS-C)
delivers RAW files
lens is fixed (fixed lens mount)
fixed focal length (41mm)
screen is small (2.5 inches)
no image stabilization
low resolution (5MP)
85
has manual focus
switch lenses (Sony E mount)
screen size is good (3 inches)
image stabilization (Sensor based 5-axis)
good MP (24MP)
great sensor size (Full frame)
good ISO range (51,200)
supports RAW files
weather sealing
good battery pack (610 shots)
has dual storage slots
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Vlogging Comparison

Sigma DP2 Vlogging highlights
Sony A7 III Vlogging highlights
28
good max aperture (f)
lighter than others in class (280g)
does not contain selfie friendly display
no image stabilization
low video resolution (320 x 240 resolution)
does not have external mic jack
36
touchscreen
image stabilization (Sensor based 5-axis)
supports face detect focus
high video quality (3840 x 2160 pxls)
does have microphone jack
does not contain selfie friendly display
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Sigma DP2 vs Sony A7 III Specifications

Detailed spec comparison table for Sigma DP2 and Sony A7 III
 Sigma DP2Sony Alpha A7 III
General Information
Brand Name Sigma Sony
Model Sigma DP2 Sony Alpha A7 III
Type Large Sensor Compact Pro Mirrorless
Released 2009-09-21 2018-02-27
Body design Large Sensor Compact SLR-style mirrorless
Sensor Information
Processor Chip - Bionz X
Sensor type CMOS (Foveon X3) BSI-CMOS
Sensor size APS-C Full frame
Sensor measurements 20.7 x 13.8mm 35.8 x 23.8mm
Sensor area 285.7mm² 852.0mm²
Sensor resolution 5 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 2640 x 1760 6000 x 4000
Maximum native ISO 3200 51200
Maximum enhanced ISO - 204800
Min native ISO 200 100
RAW files
Min enhanced ISO - 50
Autofocusing
Manual focus
Touch focus
AF continuous
Single AF
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points - 693
Lens
Lens mounting type fixed lens Sony E
Lens focal range 41mm (1x) -
Total lenses - 121
Crop factor 1.7 1
Screen
Display type Fixed Type Tilting
Display size 2.5 inches 3 inches
Display resolution 230 thousand dot 922 thousand dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 2,359 thousand dot
Viewfinder coverage - 100%
Viewfinder magnification - 0.78x
Features
Min shutter speed 15 secs 30 secs
Max shutter speed 1/2000 secs 1/8000 secs
Continuous shutter speed 3.0fps 10.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash range 4.30 m no built-in flash
Flash settings Forced Flash, Red-Eye Reduction, Slow Synchro no built-in flash
External flash
AE bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 320 x 240 (30 fps) 3840 x 2160 (30p, 24p) 1920 x 1080 (120p, 60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
Maximum video resolution 320x240 3840x2160
Video file format Motion JPEG MPEG-4, AVCHD, XAVC S, H.264
Microphone input
Headphone input
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.1 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 280 gr (0.62 lb) 650 gr (1.43 lb)
Dimensions 113 x 60 x 56mm (4.4" x 2.4" x 2.2") 127 x 96 x 74mm (5.0" x 3.8" x 2.9")
DXO scores
DXO Overall score not tested 96
DXO Color Depth score not tested 25.0
DXO Dynamic range score not tested 14.7
DXO Low light score not tested 3730
Other
Battery life - 610 shots
Style of battery - Battery Pack
Battery model - NP-FZ100
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse feature
Storage media SD/SDHC/MMC card SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Storage slots One Dual
Retail pricing $649 $1,998