Question: How many home victories does the Bundesliga division have in more or less than the Premier League division in the 2021 season?
SQL: SELECT COUNT(CASE WHEN T2.name = 'Bundesliga' THEN 1 ELSE NULL END) - COUNT(CASE WHEN T2.name = 'Premier League' THEN 1 ELSE NULL END) FROM matchs AS T1 INNER JOIN divisions AS T2 ON T1.Div = T2.division WHERE T1.season = 2021 AND T1.FTR = 'H'