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Canon 550D vs Sony A100

Portability
70
Imaging
58
Features
63
Overall
60
Canon EOS 550D front
 
Sony Alpha DSLR-A100 front
Portability
64
Imaging
48
Features
38
Overall
44

Canon 550D vs Sony A100 Key Specs

Canon 550D
(Full Review)
  • 18MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400 (Expand to 12800)
  • 1920 x 1080 video
  • Canon EF/EF-S Mount
  • 530g - 129 x 98 x 62mm
  • Announced April 2010
  • Other Name is EOS Rebel T2i / EOS Kiss X4
  • Replaced the Canon 500D
  • Renewed by Canon 600D
Sony A100
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 638g - 133 x 95 x 71mm
  • Released July 2006
  • Succeeded the Konica Minolta 5D
  • Successor is Sony A550
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Canon 550D vs Sony A100 Overview

Lets look more closely at the Canon 550D and Sony A100, both Entry-Level DSLR digital cameras by companies Canon and Sony. There is a big difference between the image resolutions of the 550D (18MP) and A100 (10MP) but both cameras provide the same sensor size (APS-C).

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The 550D was released 3 years after the A100 which is quite a big gap as far as tech is concerned. Each of these cameras have the same body design (Compact SLR).

Before delving into a in depth comparison, here is a brief view of how the 550D scores vs the A100 for portability, imaging, features and an overall score.

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Reasons to pick Canon 550D over the Sony A100

 550D A100 
ReleasedApril 2010July 2006More modern by 45 months
Display dimensions3"2.5"Larger display (+0.5")
Display resolution1040k230kSharper display (+810k dot)

Reasons to pick Sony A100 over the Canon 550D

 A100 550D 

Common features in the Canon 550D and Sony A100

 550D A100 
Manual focus Dial exact focusing
Display typeFixed Fixed Fixed display
Selfie screen Neither features selfie screen
Touch display Neither features Touch display

Canon 550D vs Sony A100 Physical Comparison

When you are planning to carry around your camera often, you'll have to take into account its weight and measurements. The Canon 550D enjoys physical dimensions of 129mm x 98mm x 62mm (5.1" x 3.9" x 2.4") having a weight of 530 grams (1.17 lbs) and the Sony A100 has proportions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") along with a weight of 638 grams (1.41 lbs).

Take a look at the Canon 550D and Sony A100 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ depending on the lens you have attached at that moment. Here is a front view overall size comparison of the 550D vs the A100.

Canon 550D vs Sony A100 size comparison

Using size and weight, the portability grade of the 550D and A100 is 70 and 64 respectively.

Canon 550D vs Sony A100 top view buttons comparison

Canon 550D vs Sony A100 Sensor Comparison

Often, it is hard to imagine the difference between sensor sizes merely by going over technical specs. The image below should offer you a far better sense of the sensor dimensions in the 550D and A100.

As you can tell, both of the cameras provide the same sensor dimensions but different megapixels. You should expect to see the Canon 550D to deliver greater detail as a result of its extra 8MP. Greater resolution can also allow you to crop images more aggressively. The more modern 550D provides an edge in sensor tech.

Canon 550D vs Sony A100 sensor size comparison

Canon 550D vs Sony A100 Screen and ViewFinder

Canon 550D vs Sony A100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Canon 550D
Portrait photography with Sony A100
74
manual focus
MP count decent (18 megapixels)
decent sensor size (APS-C)
includes face detect focus
supports RAW files
52
has manual focus
sensor size is decent (APS-C)
delivers RAW formats
does not have liveview
low resolution sensor (10 megapixels)
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Street Comparison

Canon 550D Street photography factors
Sony A100 Street photography factors
60
decent sensor size (APS-C)
supports RAW files
screen is fixed
does not have image stabilization
64
image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW formats
no moving screen
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Sports Comparison

Sports photography with Canon 550D
Sports photography with Sony A100
54
MP count decent (18MP)
decent sensor size (APS-C)
comes with phase detect auto focus
max fps very slow (4.0 fps)
does not have image stabilization
terrible battery pack (470 shots)
49
image stabilization (Sensor based)
sensor size is decent (APS-C)
sensor has phase detect AF
does not have liveview
low frames per second (3.0 fps)
low resolution sensor (10 megapixels)
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Travel Comparison

Canon 550D Travel photography highlights
Sony A100 Travel photography highlights
55
MP count decent (18 megapixels)
flash built-in
missing Timelapse mode
terrible battery pack (470 per charge)
does not posses selfie friendly screen
45
has built in flash
no Time Lapse mode
low resolution sensor (10MP)
screen is not selfie friendly
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Landscape Comparison

Canon 550D as a Landscape photography camera
Sony A100 as a Landscape photography camera
63
manual focus
swap lenses (Canon EF/EF-S mount)
pretty good screen size (3 inch)
MP count decent (18 megapixels)
decent sensor size (APS-C)
supports RAW files
does not have image stabilization
terrible battery pack (470 CIPA)
missing Timelapse mode
53
has manual focus
swap lenses (Sony/Minolta Alpha mount)
image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW formats
small screen (2.5 inch)
does not have liveview
low resolution sensor (10 megapixels)
no Time Lapse mode
Photography Glossary

Vlogging Comparison

Vlogging with Canon 550D
Vlogging with Sony A100
31
includes face detect focus
video resolution high (1920 x 1080 resolution)
does have microphone support
does not posses selfie friendly screen
does not have image stabilization
9
no video
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Canon 550D vs Sony A100 Specifications

Detailed spec comparison table for Canon 550D and Sony A100
 Canon EOS 550DSony Alpha DSLR-A100
General Information
Manufacturer Canon Sony
Model type Canon EOS 550D Sony Alpha DSLR-A100
Other name EOS Rebel T2i / EOS Kiss X4 -
Class Entry-Level DSLR Entry-Level DSLR
Announced 2010-04-01 2006-07-31
Physical type Compact SLR Compact SLR
Sensor Information
Processor Digic 4 -
Sensor type CMOS CCD
Sensor size APS-C APS-C
Sensor dimensions 22.3 x 14.9mm 23.6 x 15.8mm
Sensor surface area 332.3mm² 372.9mm²
Sensor resolution 18 megapixel 10 megapixel
Anti alias filter
Aspect ratio 3:2 3:2
Max resolution 5184 x 3456 3872 x 2592
Max native ISO 6400 1600
Max enhanced ISO 12800 -
Lowest native ISO 100 100
RAW files
Autofocusing
Manual focusing
Touch focus
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 9 9
Lens
Lens mount type Canon EF/EF-S Sony/Minolta Alpha
Available lenses 326 143
Crop factor 1.6 1.5
Screen
Type of screen Fixed Type Fixed Type
Screen size 3" 2.5"
Screen resolution 1,040 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch operation
Screen technology TFT color liquid-crystal LCD -
Viewfinder Information
Viewfinder Optical (pentamirror) Optical (pentamirror)
Viewfinder coverage 95% 95%
Viewfinder magnification 0.55x 0.55x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/4000 seconds
Continuous shutter rate 4.0fps 3.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash distance 13.00 m -
Flash modes Auto, On, Off, Red-eye Auto, Fill-in, Red-Eye reduction, Slow Sync, Off
Hot shoe
AE bracketing
White balance bracketing
Fastest flash synchronize 1/200 seconds 1/160 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (30, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 480 (60, 50 fps) -
Max video resolution 1920x1080 None
Video format H.264 -
Mic support
Headphone support
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 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 530 grams (1.17 lbs) 638 grams (1.41 lbs)
Physical dimensions 129 x 98 x 62mm (5.1" x 3.9" x 2.4") 133 x 95 x 71mm (5.2" x 3.7" x 2.8")
DXO scores
DXO Overall rating 66 61
DXO Color Depth rating 22.0 22.0
DXO Dynamic range rating 11.6 11.2
DXO Low light rating 807 476
Other
Battery life 470 photos -
Style of battery Battery Pack -
Battery ID LP-E8 NP-FM55H
Self timer Yes (2 sec or 10 sec) Yes (2 or 10 sec)
Time lapse recording
Storage type SD/SDHC/SDXC Compact Flash (Type I or II)
Card slots 1 1
Pricing at release $599 $1,000