$ stat "$(command -v su)" "$(command -v sudo)"
  File: ‘/bin/su’
  Size: 23232       Blocks: 48         IO Block: 4096   regular file
Device: 803h/2051d  Inode: 2490397     Links: 1
Access: (0755/-rwxr-xr-x)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2013-02-03 15:33:43.651833922 +0200
Modify: 2012-12-13 15:24:53.000000000 +0200
Change: 2013-02-03 15:15:08.551798232 +0200
 Birth: -
  File: ‘/usr/bin/sudo’
  Size: 116920      Blocks: 232        IO Block: 4096   regular file
Device: 803h/2051d  Inode: 1209851     Links: 1
Access: (0755/-rwxr-xr-x)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2013-02-03 15:17:23.975129589 +0200
Modify: 2013-02-01 13:36:03.000000000 +0200
Change: 2013-02-03 15:17:19.088462993 +0200
 Birth: -