Camera Rocket Review Our evaluation of Rebel XSi vs 650D

Image Quality

RAW image quality independent of lens

DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

Focus lag, cross type focus points and focus points

Responsiveness

How much delay is there between you and your photo?

Focus lag, continuous shooting and Startup delay

Reviews

What do the experts think?

Reviews from techradar.com, trustedreviews.com, imaging-resource.com, dpreview.com and 1 more

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

Winner
Canon EOS Digital Rebel XSi 

Camera Rocket recommends the Canon EOS Digital Rebel XSi  based on its focusing, responsiveness and reviews.

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Benchmarks Real world tests of EOS Digital Rebel XSi vs 650D

Low light image quality Highest ISO setting that still achieves great image quality

Resolution Results from photos of standard resolution charts

EOS 650D
2,600 LPH

Focus lag Delay between fully pressing shutter to image capture

Shutter lag Delay to take a photo when prefocused

Startup delay Delay from power on to first photo

Continuous shooting Delay between fully pressing shutter to image capture

Features Key features of the EOS Digital Rebel XSi  vs 650D 

Megapixels Maximum resolution images are captured at

Max ISO Maximum light sensitivity of the sensor

EOS 650D
25,600 ISO

Focus points How many different points the camera can focus on

Screen size Larger screens make it easier to preview and review photos

Viewfinder size Large viewfinders are brighter and more comfortable to use

Pixel size How much area of the sensor is dedicated to each pixel

EOS Digital Rebel XSi
27.0 microns
EOS 650D
18.5 microns

Reviews Word on the street

EOS Digital Rebel XSi  vs 650D 

9.0
8.0
Most DSLRs have an image control feature of this type, but Canon's is particularly well designed and very easy to use.
EOS Digital Rebel XSi

7.8
7.8
Regardless of the other entries in the XSi's pro and con columns, it delivers hands-down, best-in-class photo quality, surprising given the higher-resolution sensor.
EOS Digital Rebel XSi

8.0
9.0
With its touchscreen, Hybrid AF and other user-friendly functions, the Canon 650D transforms the way you use a camera and how you take pictures.
EOS 650D

Overall

8.5 Out of 10
8.4 Out of 10

Specifications Full list of technical specs

sensor

EOS Digital Rebel XSi  vs
650D 
Type CMOS CMOS
Megapixels 12.2 MP 17.9 MP
Resolution 4272 x 2848 5184 x 3456
Size APS-C APS-C
Area 22.2 x 14.8 mm 22.3 x 14.9 mm
Crop factor 1.6x 1.6x
Pixel size 27.0 microns 18.5 microns
Light sensitivity 100 ISO to 800 ISO 100 ISO to 12,800 ISO
Light sensitivity (Boost) 100 ISO to 1,600 ISO 12,800 ISO to 25,600 ISO
Codecs
RAW
JPEG
Self cleaning sensor Yes Yes
Tested vertical resolution 2,300 LPH 2,600 LPH
Tested horizontal resolution 2,500 LPH 2,600 LPH

focus system

Type Phase detection Phase detection
Focus points 9 9
Cross type focus points 1 9
Supports continuous No Yes

shutter

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

form factor

Size 129 x 98 x 62 mm 133.1 x 99.8 x 78.8 mm
Thickness 62 mm 78.8 mm
Weight 524 g 575 g
Is weather sealed No No

features

Includes a GPS No No
Supports HDR No Yes
Automatic panorama No No
Create realistic 3D images No No
Image stabilization

video

EOS Digital Rebel XSi  vs
650D 
Video None 1920 x 1080 @ 30 fps (MPEG-4)
Shoots video in 24p N/A Yes
Shoots high speed video N/A No
External mic jack N/A 3.5mm
Autofocus while shooting video N/A Contrast detection
Autofocus type N/A Contrast detection
Autofocus supports continuous N/A Yes

display

Type LCD LCD
Size 3" 3"
Resolution 230 k dots 1,040 k dots
Has a touch screen No Yes
Has a flip out screen No Yes
Supports live view Yes Yes

viewfinder

Viewfinder mirror Opaque Opaque
Viewfinder Yes Yes
Type Pentamirror Pentamirror
Coverage 95% 95%
Magnification 0.87x 0.85x
Viewfinder size 0.54x 0.53x

performance

Max continuous shooting 3.5 fps 5 fps
Battery life 500 440
Continuous shooting
5 fps @ 5184 x 3456, JPEG, 22 shots
5 fps @ 5184 x 3456, RAW, 6 shots
3.5 fps, JPEG
Focus lag 160 ms 269 ms
Shutter lag 89 ms 74 ms
Startup delay 400 ms 700 ms
Canon EOS Digital Rebel XSi
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Canon EOS 650D
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