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Canon 20D vs Sigma SD15

Portability
59
Imaging
45
Features
39
Overall
42
Canon EOS 20D front
 
Sigma SD15 front
Portability
59
Imaging
44
Features
45
Overall
44

Canon 20D vs Sigma SD15 Key Specs

Canon 20D
(Full Review)
  • 8MP - APS-C Sensor
  • 1.8" Fixed Display
  • ISO 100 - 1600 (Push to 3200)
  • 1/8000s Maximum Shutter
  • No Video
  • Canon EF/EF-S Mount
  • 770g - 144 x 106 x 72mm
  • Announced November 2004
  • Succeeded the Canon 10D
  • New Model is Canon 30D
Sigma SD15
(Full Review)
  • 5MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 1600 (Increase to 3200)
  • No Video
  • Sigma SA Mount
  • 750g - 144 x 107 x 81mm
  • Introduced February 2010
  • Older Model is Sigma SD14
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Canon 20D vs Sigma SD15 Overview

Below, we are comparing the Canon 20D vs Sigma SD15, both Advanced DSLR digital cameras by competitors Canon and Sigma. There exists a crucial gap between the resolutions of the 20D (8MP) and SD15 (5MP) but they enjoy the exact same sensor measurements (APS-C).

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The 20D was unveiled 6 years earlier than the SD15 and that is quite a serious gap as far as technology is concerned. Each of the cameras come with the identical body type (Mid-size SLR).

Before going straight into a comprehensive comparison, below is a brief summary of how the 20D grades vs the SD15 when it comes to portability, imaging, features and an overall rating.

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Reasons to pick Canon 20D over the Sigma SD15

 20D SD15 

Reasons to pick Sigma SD15 over the Canon 20D

 SD15 20D 
IntroducedFebruary 2010November 2004Fresher by 64 months
Display dimension3"1.8"Larger display (+1.2")
Display resolution460k118kClearer display (+342k dot)

Common features in the Canon 20D and Sigma SD15

 20D SD15 
Focus manually Very accurate focus
Display typeFixed Fixed Fixed display
Selfie screen Neither features selfie screen
Touch display Neither features Touch display

Canon 20D vs Sigma SD15 Physical Comparison

If you are aiming to carry your camera, you're going to have to think about its weight and proportions. The Canon 20D enjoys exterior dimensions of 144mm x 106mm x 72mm (5.7" x 4.2" x 2.8") along with a weight of 770 grams (1.70 lbs) while the Sigma SD15 has measurements of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs).

Check out the Canon 20D vs Sigma SD15 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you are utilizing at the time. Below is the front view measurements comparison of the 20D versus the SD15.

Canon 20D vs Sigma SD15 size comparison

Factoring in dimensions and weight, the portability grade of the 20D and SD15 is 59 and 59 respectively.

Canon 20D vs Sigma SD15 top view buttons comparison

Canon 20D vs Sigma SD15 Sensor Comparison

Sometimes, its tough to imagine the gap between sensor sizing purely by going over specifications. The visual here will help provide you a better sense of the sensor dimensions in the 20D and SD15.

Plainly, both of the cameras have got the exact same sensor measurements but different resolution. You should expect to see the Canon 20D to offer you more detail having an extra 3MP. Greater resolution will make it easier to crop images much more aggressively. The older 20D is going to be behind in sensor tech.

Canon 20D vs Sigma SD15 sensor size comparison

Canon 20D vs Sigma SD15 Screen and ViewFinder

Canon 20D vs Sigma SD15 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Canon 20D
Portrait photography with Sigma SD15
47
focusing manually
nice sensor size (APS-C)
saves RAW files
no liveview feature
no manual exposure
low MP (8MP)
50
manual focus
decent sensor size (APS-C)
delivers RAW files
does not have liveview
resolution not great (5MP)
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Street Comparison

Canon 20D Street photography information
Sigma SD15 Street photography information
52
nice sensor size (APS-C)
saves RAW files
screen does not articulate
no image stabilization
52
decent sensor size (APS-C)
delivers RAW files
no articulating screen
does not have image stabilization
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Sports Comparison

Canon 20D as a Sports photography camera
Sigma SD15 as a Sports photography camera
43
high shutter speed (1/8,000 seconds)
nice sensor size (APS-C)
supports phase detect auto focus
no liveview feature
max frames per second low (5.0 frames per second)
no image stabilization
low MP (8MP)
38
decent sensor size (APS-C)
comes with phase detect auto focus
does not have liveview
low fps (3.0 fps)
does not have image stabilization
resolution not great (5 megapixels)
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Travel Comparison

Canon 20D Travel photography advice
Sigma SD15 Travel photography advice
45
flash built-in
low MP (8MP)
doesn't posses selfie friendly screen
42
flash built-in
lack of Timelapse function
resolution not great (5MP)
does not posses selfie friendly display
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Landscape Comparison

Landscape photography with Canon 20D
Landscape photography with Sigma SD15
46
focusing manually
change lenses (Canon EF/EF-S mount)
nice sensor size (APS-C)
saves RAW files
screen is somewhat small (1.8")
no liveview feature
no manual exposure
no image stabilization
low MP (8MP)
51
manual focus
switch lenses (Sigma SA mount)
screen size is good (3")
decent sensor size (APS-C)
delivers RAW files
does not have liveview
does not have image stabilization
resolution not great (5 megapixels)
lack of Timelapse function
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Vlogging Comparison

Canon 20D as a Vlogging camera
Sigma SD15 as a Vlogging camera
9
no video
9
no video shooting
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Canon 20D vs Sigma SD15 Specifications

Detailed spec comparison table for Canon 20D and Sigma SD15
 Canon EOS 20DSigma SD15
General Information
Brand Name Canon Sigma
Model Canon EOS 20D Sigma SD15
Category Advanced DSLR Advanced DSLR
Announced 2004-11-03 2010-02-20
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Chip - True II
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor measurements 22.5 x 15mm 20.7 x 13.8mm
Sensor area 337.5mm² 285.7mm²
Sensor resolution 8 megapixel 5 megapixel
Anti aliasing filter
Aspect ratio 3:2 3:2
Max resolution 3504 x 2336 2640 x 1760
Max native ISO 1600 1600
Max enhanced ISO 3200 3200
Min native ISO 100 100
RAW support
Min enhanced ISO - 50
Autofocusing
Manual focus
AF touch
Continuous AF
AF single
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 9 -
Lens
Lens mount Canon EF/EF-S Sigma SA
Amount of lenses 326 76
Crop factor 1.6 1.7
Screen
Type of display Fixed Type Fixed Type
Display diagonal 1.8" 3"
Display resolution 118k dots 460k dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 95 percent 96 percent
Viewfinder magnification 0.56x 0.6x
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/8000s 1/4000s
Continuous shutter rate 5.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Custom WB
Image stabilization
Inbuilt flash
Flash range 12.00 m (ISO 100) -
Flash settings Auto, On, Red-eye reduction, Off -
Hot shoe
AE bracketing
White balance bracketing
Fastest flash synchronize - 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Max video resolution None None
Microphone support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 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 770 grams (1.70 pounds) 750 grams (1.65 pounds)
Dimensions 144 x 106 x 72mm (5.7" x 4.2" x 2.8") 144 x 107 x 81mm (5.7" x 4.2" x 3.2")
DXO scores
DXO Overall score 62 not tested
DXO Color Depth score 21.9 not tested
DXO Dynamic range score 11.0 not tested
DXO Low light score 721 not tested
Other
Self timer Yes (10 sec (2 sec with mirror lock-up)) Yes (10 sec)
Time lapse recording
Storage type Compact Flash (Type I or II) SD/SDHC card
Card slots One One
Pricing at release $1,300 $1,500