[lloeki]

Just to be sure:

    $ du -h -d 0 /Applications/Google\ Chrome.app               
    317M	/Applications/Google Chrome.app

    $ tar -c -f - /Applications/Google\ Chrome.app | wc -c      
    tar: Removing leading '/' from member names
    331683840

    $ find /Applications/Google\ Chrome.app -type f -print0 | xargs -0 cat | wc -c
    331010107

[AjithAntony]

On win8, the total Chrome dir is 450MB, but that includes two versions, and a backup of the installer of the latest. Excluding those and the flash plugin, the running Chrome's (37.0.2062.120) contents are 115MB.