Canon EOS
450D
 vs
Canon EOS
550D

General

 Canon EOS 450D Canon EOS 550D
Brand
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 Canon Canon
Lowest price
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 $1,110.36 $691.01
Announced
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 January, 2008 February, 2010

Sensor
Type
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 CMOS CMOS
Size
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 APS-C 22.2x14.8mm APS-C 22.3x14.9mm
Crop factor
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 1.6x 1.6x
Megapixels
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 12.2 MP 17.9 MP
Light sensitivity
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 800 ISO 6,400 ISO
Light sensitivity (boost)
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 1,600 ISO 12,800 ISO
Sensor cleaning
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 Yes Yes

Sensor (Advanced)
True resolution
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 12.2 MP 17.9 MP
Native resolution
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 4272 x 2848 5184 x 3456
Pixel size
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 27 µm² 18.5 µm²

Screen
Type
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 LCD LCD
Size
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 3.0" 3.0"
Resolution
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 230k dots 1,040k dots
Touch screen
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 No No
Flips out
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 No No
Live view
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 Yes Yes

Lenses
Lens availability
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 162 lenses 162 lenses
Lens focus motor
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 Yes Yes
Lens mount
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 Canon EF Canon EF

Form factor
Size
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 129x98x62 mm 129x98x62 mm
Depth
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 2.4" 2.4"
Weight
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 524 g 530 g
Interchangeable lenses
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 Yes Yes
Waterproof
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 No No
Weather sealed
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 No No

Viewfinder
Type
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 Pentamirror Pentamirror
Viewfinder size
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 0.54x 0.54x
Coverage
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 95% 95%

Movies
Format
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 None 1080p @ 30fps
Supports 24p
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 n/a Yes
High-speed framerate
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 n/a None
External mic jack
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 n/a Yes
Autofocus
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 None None
All formats
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 n/a 1080p @ 24fps
720p @ 30fps
480p @ 25fps
720p @ 25fps
1080p @ 30fps
1080p @ 25fps
480p @ 30fps

Features
Panorama
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 No No
HDR
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 No No
3D
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 No No
Image stabilization
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 None None
Supports RAW
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 Yes Yes
GPS
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 No No

Performance
Startup delay
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 400 ms 400 ms
Shutter lag
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 160 ms 252 ms
Battery life
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 500 shots 440 shots
Continuous shooting
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 3.5 fps 3.7 fps

Focus system
Autofocus
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 Phase detection Phase detection
Focus points
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 9 9
Cross type focus points
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 1 1

Shutter
Max
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 1/4000s 1/4000s
Min
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 30s 30s

Flash
Built-in flash
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 Yes Yes
Popup
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 Yes Yes
External connection
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 Yes Yes

Storage
Storage slots
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 1 1
Supported formats
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 SD
MMC
SDHC		 SDHC
SD
SDXC

DXO Mark Scores
Image quality
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 61.0 66.0
Color depth
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 21.9 bits 22.1 bits
Dynamic range
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 10.8 EV 11.5 EV
Low light performance
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 692 ISO 784 ISO