Everton v Sunderland
Everton have made it to the last eight more often than any other side in FA Cup history (41).Everton have played 12 FA Cup sixth round ties at Goodison Park (not including replays), progressing through nine of them.
The Toffees have never failed to score in a sixth round FA Cup tie at Goodison Park (excluding replays).
Sunderland have made it through nine of their previous 13 FA Cup sixth round ties.
The Black Cats have never lost an FA Cup round six game away from home (excluding replays), winning two and drawing four of six so far.
These sides have been drawn together 11 times before in the FA Cup, with Everton progressing seven times and Sunderland four.
The Toffees have won their last four home meetings with Sunderland in all competitions, scoring 14 and conceding just one.
Going back further, the Black Cats haven't won at Goodison Park since November 1996, losing eight and drawing three since then.
Everton have netted exactly twice in all three FA Cup games this season.
The Toffees have won their last five home games in all competitions, keeping a clean sheet in their last four.
Tottenham v Bolton
Only Everton (41), Arsenal (39) and Manchester United (38) have appeared in more FA Cup quarter-finals than Tottenham (36).Spurs have been eliminated from three of their last four FA Cup quarter-finals.
Bolton have progressed through eight of their 13 previous FA Cup round six ties.
The Trotters have only lost one of their eight FA Cup sixth round games away from home (excluding replays), winning four and drawing three.
Tottenham have progressed through four of their previous six FA Cup ties against Bolton, including in round five in 2010.
None of the last 16 meetings between Spurs and Bolton in all competitions have been won by the visiting side.
The Trotters scored two own goals on their last FA Cup trip to White Hart Lane, losing the game 0-4 (in February 2010).
The North Londoners have won seven and lost none of their last eight home FA Cup games and have scored more than one in each of their last nine at White Hart Lane (27 in total).
Wanderers have scored exactly two goals in all four FA Cup games this term.
Jermain Defoe has scored three goals in four FA Cup outings this season.
Chelsea v Leicester
Only four of the last 16 quarter-finals between top-flight sides and lower ranked teams have been won by the side from outside the top division.Only two top-flight sides have lost a home FA Cup quarter-final against a team from outside the Premier League since 1998, and one of those was Leicester (1-2 v Wycombe in 2001).
The Blues are appearing in the quarter-final for the sixth time in seven years, and have made the semi-finals in four of the last six.
Their one quarter-final defeat in that spell, however, came against a team from the Championship (Barnsley in 2008).
The Foxes have kept five clean sheets in six previous away FA Cup sixth round games (excluding replays), conceding just one in the other.
Leicester have never beaten Chelsea in the FA Cup, losing all four previous ties (twice after replays).
The Blues have won their last three clashes with Leicester at Stamford Bridge, with Frank Lampard scoring a hat-trick in the last meeting.
Chelsea have scored a 90th minute goal in three of their last four clashes with the Foxes, with two of those goals turning draws into wins.
Excluding penalty shootout defeats, the Blues are unbeaten in 22 home FA Cup games.
Jermaine Beckford is the joint-top scorer in the FA Cup this season with five goals, and has scored 14 goals in his last 15 FA Cup games.
Liverpool v Stoke
Of teams to have made it to the sixth round of the FA Cup at least four times, Liverpool have the best progression rate, winning 79.2% (19 of 24).Liverpool have kept seven clean sheets in their last eight FA Cup sixth round games at Anfield, including replays.
Stoke City have never kept a clean sheet in an FA Cup round six game.
Liverpool and Stoke have already met three times this season, picking up one win apiece with one game ending goalless.
Luis Suarez has scored three goals in three appearances against Stoke in all competitions.
The Reds have won all four previous FA Cup ties against Stoke, twice after a replay.
Stoke have failed to win any of their 49 top-flight games at Anfield and last won there in any competition in March 1959 (4-3 in Division Two).
The Potters have won their last five FA Cup away games, their best ever run.
Robert Huth has netted in five of his last seven FA Cup games.
Jonathan Walters has scored seven goals in his last nine appearances in the FA Cup.
