Camera Rocket Review Our evaluation of D3100 vs 450D

Image Quality

RAW image quality independent of lens

D3100
9.9
EOS 450D
9.2
DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

D3100
6.5
EOS 450D
7.4
Focus lag, cross type focus points and focus points

Responsiveness

How much delay is there between you and your photo?

D3100
8.3
EOS 450D
8.9
Focus lag, continuous shooting and Startup delay

Reviews

What do the experts think?

D3100
9.2
EOS 450D
9.3
Reviews from nikonrumors.com, techradar.com, trustedreviews.com, sonyalpharumors.com and 5 more

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

D3100
9.0
EOS 450D
9.0

Winner
Nikon D3100 

Camera Rocket recommends the Nikon D3100  based on its image quality.

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Benchmarks Real world tests of D3100 vs EOS 450D

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

D3100
919 ISO
EOS 450D
692 ISO

Resolution Results from photos of standard resolution charts

D3100
2,400 LPH
EOS 450D
2,300 LPH

Focus lag Delay between fully pressing shutter to image capture

D3100
279 ms
EOS 450D
160 ms

Shutter lag Delay to take a photo when prefocused

D3100
117 ms
EOS 450D
89 ms

Startup delay Delay from power on to first photo

D3100
400 ms
EOS 450D
400 ms

Continuous shooting Delay between fully pressing shutter to image capture

D3100
3 fps
EOS 450D
3.5 fps

Features Key features of the D3100  vs EOS 450D 

Megapixels Maximum resolution images are captured at

D3100
14.2 MP
EOS 450D
12.2 MP

Max ISO Maximum light sensitivity of the sensor

D3100
12,800 ISO
EOS 450D
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

D3100
3"

Viewfinder size Large viewfinders are brighter and more comfortable to use

D3100
0.51x
EOS 450D
0.54x

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

D3100
25.1 microns
EOS 450D
27.0 microns

Reviews Word on the street

D3100  vs EOS 450D 

9.0
9.0
Remarkably, at ISO3200 only the sharpest pair of eyes would notice any difference between this and the previous two ISO settings.
D3100

7.4
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 450D

9.0
8.0
Even so, the LCD looks fairly accurate in terms of brightness, contrast and colour balance, and that's what is most important.
D3100

Overall

8.5 Out of 10
8.5 Out of 10

Specifications Full list of technical specs

sensor

D3100  vs
EOS 450D 
Type CMOS CMOS
Megapixels 14.2 MP 12.2 MP
Resolution 4608 x 3072 4272 x 2848
Size APS-C APS-C
Area 23.1 x 15.4 mm 22.2 x 14.8 mm
Crop factor 1.6x 1.6x
Pixel size 25.1 microns 27.0 microns
Light sensitivity 100 ISO to 3,200 ISO 100 ISO to 800 ISO
Light sensitivity (Boost) 3,200 ISO to 12,800 ISO 100 ISO to 1,600 ISO
Codecs
RAW
JPEG
Self cleaning sensor Yes Yes
Tested vertical resolution 2,400 LPH 2,300 LPH
Tested horizontal resolution 2,400 LPH 2,500 LPH

focus system

Type Phase detection Phase detection
Focus points 11 9
Cross type focus points 1 1
Supports continuous No No

shutter

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

form factor

Size 124.5 x 96.5 x 73.7 mm 129 x 98 x 62 mm
Thickness 73.7 mm 62 mm
Weight 505 g 524 g
Is weather sealed No No

features

Is a smart camera No No
Includes a GPS No No
Supports HDR No No
Automatic panorama No No
Create realistic 3D images No No
Image stabilization

video

D3100  vs
EOS 450D 
Video 1920 x 1080 @ 24 fps None
Shoots video in 24p Yes N/A
Shoots high speed video No N/A
External mic jack None N/A
Autofocus while shooting video Contrast detection N/A
Autofocus type Contrast detection N/A

display

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

viewfinder

Viewfinder mirror Opaque Opaque
Viewfinder Yes Yes
Type Pentamirror Pentamirror
Coverage 95% 95%
Magnification 0.8x 0.87x
Viewfinder size 0.51x 0.54x

performance

Max continuous shooting 3 fps 3.5 fps
Battery life 550 500
Continuous shooting
3.5 fps, JPEG
3 fps, JPEG
Focus lag 279 ms 160 ms
Shutter lag 117 ms 89 ms
Startup delay 400 ms 400 ms
Nikon D3100
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Canon EOS 450D
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