Over the last 40 or so years there have been few bursts that compare to it. Of course, in tennis you play whomever advances through the draw. In golf, you must beat everyone in the field. Michael Johnson was untouchable in 1995 and 1996. Of course, Secretariat raced for two minutes, and Michael Johnson's races last less than one minute.
Tiger is out there four days, four and one-half hours per day.
In 1976, Tony Dorsett won the Heisman Trophy and the national championship at Pittsburgh. With Dallas in 1977 he won the Super Bowl, and was named NFL Rookie of the Year. In 1998 and 1999 Mark McGwire hit 70 and 65 homers. Nobody has ever hit that many. Nobody's close on those.