Sony a33 vs Canon EOS 450D

This is a full comparison between the cameras Sony a33 and Canon EOS 450D. We compare them by looking at the categories you see below.

Manufacturing

Sony a33 is manufacturered by Sony but Canon EOS 450D is from Canon. Both Sony and Canon are well known brands though.

Sony a33 were released 2010 and Canon EOS 450D was released 2008. That is a 2 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Sony a33 2010
Canon EOS 450D 2008

Type of camera

Sensors / crop factor

These cameras have different sensors. Sony a33 has a "Sony APS-C"-sensor while Canon EOS 450D has a "Canon APS-C"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

Camera Focal length, 50mm f/1.8 **
Sony a33 75 mm
Sony APS-C sensor
Crop factor/focal length multiplier by * 1.5
Canon EOS 450D 80 mm
Canon APS-C sensor
Crop factor/focal length multiplier by * 1.6

** Experienced focal length when using a lens such as a common "50mm f/1.8"

Learn more about crop factor and focal length multiplier here:
Camera selection can affect the focal length (Sony)
Camera selection can affect the focal length (Canon)

Resolution

Sony a33 has a 14 MP (Megapixels) resolution while Canon EOS 450D has 12,2 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Sony a33 14 MP
14033152 pixels
4592 x 3056
Canon EOS 450D 12,2 MP
12166656 pixels
4272 x 2848

Sony a33 has a 15 % larger resolution than Canon EOS 450D. This could give you more details in the picture but also a possibility to crop more in the pictures, afterward while editing the pictures, if needed that is.

ISO range

Sony a33 has a larger ISO-range than Canon EOS 450D. Sony a33 has an ISO range that stretches from 100 to 12800 while Canon EOS 450D has 100 to 1600.

Camera ISO Range
Sony a33 100-12800
Canon EOS 450D 100-1600

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that support autofocus, do not have an autofocus motor of their own but this won't cause any problems with these two cameras.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Sony a33
Lens compatibility chart for Canon EOS 450D

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a33 can shoot up to 7 pictures per seconds and Canon EOS 450D can shoot up to 3,5 pictures per seconds.

Camera FPS (Frames per second)
Sony a33 7
Canon EOS 450D 3,5

Ability to record movies

It is becoming more and more popular to record movies with digital cameras.

When comparing these two cameras there is only one of them that can shoot movies and that is Sony a33. Unfortunately Canon EOS 450D does not support recording movies and movie clips.

Weight

The weight of the camera can be an extremely important factor, especially if the camera is about to be used, or carried around, for several hours at a time.

Canon EOS 450D weighs 524 gr (equal to 1.16 lb) which is 5% heavier than Sony a33 and its 500 gr (or 1.1 lb).

Camera Weight
Sony a33 500 gr
1.1 lb
Canon EOS 450D 524 gr
1.16 lb

Sony a33 vs Canon EOS 450D Specs

Below you will find the complete and detailed technical specs for both Sony a33 and Canon EOS 450D, next to each other. Each category of data is a link to an article covering the subject, giving you a deeper understanding so you can better understand the strengths and weaknesses of the two camera models.

Product
Sony a33
Canon EOS 450D
Name Sony a33 Canon EOS 450D
Manufacturer Sony Canon
Release Date and Price
Sony a33
Canon EOS 450D
Release Year 2010 2008
Release Date 2010-08-24 2008-01-24
MSRP 949 USD 799 USD
Buy it today
Camera Type
Sony a33
Canon EOS 450D
Camera Type SLT DSLR
Sensor
Sony a33
Canon EOS 450D
Sensor Size APS-C (approx 23.5 x 15.6 mm) APS-C (approx 22.3 x 14.9 mm)
Sensor Type CMOS CMOS
Resolution 4592 x 3056 pixels 4272 x 2848 pixels
Megapixels 14 MP 12,2 MP
Image Processor Bionz DIGIC 3
Image
Sony a33
Canon EOS 450D
ISO Range 100 - 12800 100 - 1600
White Balance Presets 6 6
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift)
No
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Sony a33
Canon EOS 450D
Autofocus Motor Yes Yes
Autofocus Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Face Detection
LiveView
Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Tracking
Single
Continuous
Focus Points 15 9
Lens Mount Sony A

See Compatible Lenses
Canon EF
Canon EF-S

See Compatible Lenses
Focal Length Multiplier APS-C Sensor (1.5x)
1.5x multiplier
Example:
24 mm becomes 36 mm
50 mm becomes 75 mm
100 mm becomes 150 mm
200 mm becomes 300 mm
APS-C Sensor
1.6x multiplier
Example:
24 mm becomes 38 mm
50 mm becomes 80 mm
100 mm becomes 160 mm
200 mm becomes 320 mm
Screen & Viewfinder
Sony a33
Canon EOS 450D
Articulated LCD Fully articulated Fixed
Screen size 3” 3”
Screen dots 921000 230000
Touch screen No No
Screen type N/A N/A
Live view Yes Yes
Viewfinder Type Electronic Optical (pentamirror)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 1.1× (0.73× 35mm equiv.) 0.87× (0.54× 35mm equiv.)
Viewfinder Resolution N/A N/A
Photography features
Sony a33
Canon EOS 450D
Frames per second 7 fps 3,5 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/4000 seconds 1/4000 seconds
Built-in Flash Yes Yes
Built-in Flash Range 10 meters 13 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse No Yes
Metering modes Multi
Center Weighted
Spot
Multi
Center Weighted
Spot
Exposure Compensation +/- 2 (at 1/3 EV steps) +/- 2 (at 1/3 EV, 1/2 EV steps)
Videography features
Sony a33
Canon EOS 450D
Video recording Yes No
Video format MPEG4
H.264
AVCHD
N/A
Video resolution 1440 x 1080
1920 x 1080
N/A
Built-in Microphone Yes No
Built-in Speakers No No
Storage
Sony a33
Canon EOS 450D
Memory Card Memory Stick Pro Duo
SD/SDHC
SD/SDHC
Connectivity
Sony a33
Canon EOS 450D
HDMI Output Yes No
Microphone Port No No
Headphone Port No No
Wireless Yes
Eye-Fi Connected
No
Remote Control Yes (Optional) Yes (E3 connector, InfraRed)
GPS No No
Body & Dimensions
Sony a33
Canon EOS 450D
Enviromentally sealed No No
Battery Battery Pack Battery Pack
Battery Details Rechargeable NP-FW50 battery & charger
LP-E5
Battery Life (CIPA) 270 shots N/A
Width 124 mm 129 mm
Height 92 mm 98 mm
Depth 85 mm 62 mm
Weight 500 gram 524 gram