Wifi speed is WAY slower than ethernet
I know that WIFI is supposed to be 40% slower than ethernet, but I'm having some troubles with the speed on my Macbook Pro and iPad over wifi.
I tested the speed on ethernet and this is my real speed
[URL=http://www.speedtest.net][IMG]http://www.speedtest.net/result/1915471455.png[/IMG][/URL]
But instead on WIFI I'm getting this
[URL=http://www.speedtest.net][IMG]http://www.speedtest.net/result/1915475632.png[/IMG][/URL]
It seems it's only affecting download speed 😕 I don't know what to do, what may be causing this problem? my router is a belkin N150
MacBook Pro (13-inch Mid 2010), Mac OS X (10.7.3)