Camera Rocket Review Our evaluation of 650D vs 400D

Image Quality

RAW image quality independent of lens

EOS 650D
9.3
EOS 400D
9.2
DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

EOS 650D
6.9
EOS 400D
7.5
Focus lag and focus points

Responsiveness

How much delay is there between you and your photo?

EOS 650D
8.1
EOS 400D
8.2
Focus lag, continuous shooting and Startup delay

Reviews

What do the experts think?

EOS 650D
9.2
EOS 400D
9.4
Reviews from canonwatch.com, 1001noisycameras.com, techradar.com, trustedreviews.com and 3 more

No winner declared

Too close to call

Benchmarks Real world tests of EOS 650D vs 400D

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

EOS 650D
722 ISO
EOS 400D
664 ISO

Focus lag Delay between fully pressing shutter to image capture

EOS 650D
269 ms
EOS 400D
200 ms

Shutter lag Delay to take a photo when prefocused

EOS 650D
74 ms
EOS 400D
105 ms

Startup delay Delay from power on to first photo

EOS 650D
700 ms
EOS 400D
2,500 ms

Continuous shooting Delay between fully pressing shutter to image capture

EOS 650D
5 fps
EOS 400D
3 fps

Battery life How many photos per battery charge (CIPA)

EOS 650D
440 photos
EOS 400D
370 photos

Features Key features of the EOS 650D  vs 400D 

Megapixels Maximum resolution images are captured at

EOS 650D
17.9 MP
EOS 400D
10.1 MP

Max ISO Maximum light sensitivity of the sensor

EOS 650D
25,600 ISO
EOS 400D
1,600 ISO

Focus points How many different points the camera can focus on

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

EOS 400D
2.5"

Viewfinder size Large viewfinders are brighter and more comfortable to use

EOS 650D
0.53x
EOS 400D
0.49x

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

EOS 650D
18.5 microns
EOS 400D
32.6 microns

Reviews Word on the street

EOS 650D  vs 400D 

8.0
9.0
1/30th sec, F5.6, ISO 100 At 100 ISO the picture is clean, well detailed and noise free, everything we've come to expect from a Canon DSLR.
EOS 400D

7.8
7.8
The control layout on the back remains essentially unchanged, but Canon tweaked the design on the menu and info buttons for the better; they're slighly easier to feel now.
EOS 650D

9.0
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

8.4 Out of 10
8.8 Out of 10

Specifications Full list of technical specs

sensor

EOS 650D  vs
400D 
Type CMOS CMOS
Megapixels 17.9 MP 10.1 MP
Resolution 5184 x 3456 3888 x 2592
Size APS-C APS-C
Area 22.3 x 14.9 mm 22.2 x 14.8 mm
Crop factor 1.6x 1.6x
Pixel size 18.5 microns 32.6 microns
Light sensitivity 100 ISO to 12,800 ISO 100 ISO to 1,600 ISO
Codecs
RAW
JPEG
Self cleaning sensor Yes Yes

focus system

Type Phase detection Contrast detection
Focus points 9 9

viewfinder

Viewfinder mirror Opaque Opaque
Viewfinder Yes Yes
Type Pentamirror Pentamirror
Coverage 95% 95%
Magnification 0.85x 0.8x
Viewfinder size 0.53x 0.49x

performance

Max continuous shooting 5 fps 3 fps
Battery life 440 370
Continuous shooting
5 fps @ 5184 x 3456, JPEG, 22 shots
5 fps @ 5184 x 3456, RAW, 6 shots
3 fps, JPEG
Focus lag 269 ms 200 ms
Shutter lag 74 ms 105 ms
Startup delay 700 ms 2,500 ms

video

EOS 650D  vs
400D 
Video 1920 x 1080 @ 30 fps (MPEG-4) None
Shoots video in 24p Yes N/A
Shoots high speed video No N/A
External mic jack 3.5mm N/A
Autofocus while shooting video Contrast detection N/A
Autofocus type Contrast detection N/A
Autofocus supports continuous Yes N/A

display

Type LCD LCD
Size 3" 2.5"
Resolution 1,040 k dots 230 k dots
Has a touch screen Yes No
Has a flip out screen Yes No
Supports live view Yes No

shutter

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

form factor

Size 133.1 x 99.8 x 78.8 mm 127 x 94 x 65 mm
Thickness 78.8 mm 65 mm
Weight 575 g 556 g
Is weather sealed No No

features

Includes a GPS No No
Supports HDR Yes No
Automatic panorama No No
Create realistic 3D images No No
Image stabilization
Canon EOS 650D
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Canon EOS 400D
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