Jahangir Khan and Jansher Khan faced each other 37 times in competition. Jansher won 19 times, Jahangir 18.
In those 37 matches, Jahangir won 79 games and Jansher 74. In those 153 games, Jahangir won 23 points more than Jansher.
Thanks to Squash Ezine for the stats.
So who was greatest? (Rhetorical)