Tiger Woods is just eight golf majors away from Jack Nicklaus' mark; Roger Federer is four Slams from Pete Sampras' record.
Robert Beck, David Callow/SI
Before their careers are over, Tiger Woods and Roger Federer may well be considered the greatest athletes their respective sports have ever seen. Woods needs nine more golf majors to overtake Jack Nicklaus' record of 18. Federer needs five more tennis Grand Slam singles titles to surpass Pete Sampras' record of 14.
But which is the more dominant athlete of the day? Tiger has won seven straight PGA tournaments and Federer tied a 73-year-old record recently by making his seventh consecutive final in a major. Or is there someone else you'd like to make a case for? Let us know.