Most overwhelming match victories against strong masters

The loser in each case was among the top ten players in the world at the time of the match.

1876 Match, London Steinitz-Blackburne +7 =0 -0 100%

1971 July, Candidates semifinal, Dallas, Fischer-Larsen +6 100%

1971 May-June, Candidates quarterfinal, Vancouver, Fischer-Taimanov +6 100%

1910 Nov.-Dec. World ch. Berlin, Lasker-Janowsky +8 =3 86.4%

1852 London, Harrwitz-Williams +7=3

1909 Match Paris, Lasker-Janowsky +7 =2 -1 80%

1995 Feb. FIDE World ch. semifinal Kamsky-Salov +4 =3 78.6%

1907 Jan.-Apr. World ch. New York, Philadelphia, Memphis, Chicago and Baltimore, Lasker-Marshall +8 =7 76.7%

1851 London, Staunton-Jaenisch +7=1-2 75%

1896-7 Nov.-Jan. World ch. Moscow, Lasker-Steinitz +10 =5 -2 73.5%

For women, 1962 Sep.-Oct. World ch. Moscow, Gaprindashvili-Bykova +7=4 81.8%