The D90 is a higher grade camera, so if those are the only two choices, then you should buy the Nikon.
http://snapsort.com/compare/Canon_EOS_550D-vs-Nikon_D90
Hi I am new in photographic line. I want to buy a new camera but got confuse what to take. Nikon D90 and Canon 550d? Please help me to select any one of this....

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