Quote Originally Posted by Tomutomi View Post
This little research suggested the noise level to be about the same on high floor.

To have quieter unit on condo facing highway pick low floor. Otherwise get a good soundproof glass.

http://www.noiseandhealth.org/articl...;aulast=Bhanap
Relevant discussions on HW Zone:

http://forums.hardwarezone.com.sg/ho...d-5626717.html