Borussia Dortmund vs. Chelsea: Titles Won by Decade
Who won the most tournaments in each decade, Chelsea from England or Borussia Dortmund from Germany? Here you'll find a decade-by-decade summary of the number of international and domestic trophies won by each of these teams in each 10-year period throughout their history.
Going through the history of these teams, decade by decade, we can find that the best period in terms of total titles won is owned by Chelsea with 10 trophies obtained (2 times), surpassing by 3 titles the best decade of Borussia Dortmund, which includes a total of 7 between 2010 and 2019.
If we focus on titles won internationally in their best decades, Chelsea won 5 titles between 2020 and the present, this is 3 more than Borussia Dortmund in its best decade (2 titles, between 1990 and 1999).
On the other hand, when considering only domestic tournaments (first division leagues, cups, super cups, etc.), the best decade of Chelsea surpasses the best of Borussia Dortmund, 10 to 7.
Summary of Titles Won by Decade: | ||||||
| International Titles | Domestic Titles | Total | ||||
| Decade |  Borussia Dortmund  |  Chelsea | Borussia Dortmund  | Chelsea  | Borussia Dortmund | Chelsea |
| 2020 to present | 0 | 5 | 1 | 0 | 1 | 5 |
| 2010 to 2019 | 0 | 3 | 7 | 7 | 7 | 10 |
| 2000 to 2009 | 0 | 0 | 1 | 10 | 1 | 10 |
| 1990 to 1999 | 2 | 2 | 4 | 3 | 6 | 5 |
| 1980 to 1989 | 0 | 0 | 2 | 1 | 2 | 1 |
| 1970 to 1979 | 0 | 1 | 0 | 1 | 0 | 2 |
| 1960 to 1969 | 1 | 0 | 2 | 1 | 3 | 1 |
| 1950 to 1959 | 0 | 0 | 2 | 2 | 2 | 2 |
| 1940 to 1949 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1930 to 1939 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1920 to 1929 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1910 to 1919 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1900 to 1909 | 0 | 0 | 0 | 0 | 0 | 0 |
| Total: | 3 | 11 | 19 | 25 | 22 | 36 |
Details of Titles Won by Decade: | |
Titles between 2020 and the present: | |
Borussia Dortmund | Chelsea |
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Titles between 2010 and 2019: | |
Borussia Dortmund | Chelsea |
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Titles between 2000 and 2009: | |
Borussia Dortmund | Chelsea |
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Titles between 1990 and 1999: | |
Borussia Dortmund | Chelsea |
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Titles between 1980 and 1989: | |
Borussia Dortmund | Chelsea |
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Titles between 1970 and 1979: | |
Borussia Dortmund | Chelsea |
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Titles between 1960 and 1969: | |
Borussia Dortmund | Chelsea |
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Titles between 1950 and 1959: | |
Borussia Dortmund | Chelsea |
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Titles between 1940 and 1949: | |
Borussia Dortmund | Chelsea |
| (no titles) | (no titles) |
Titles between 1930 and 1939: | |
Borussia Dortmund | Chelsea |
| (no titles) | (no titles) |
Titles between 1920 and 1929: | |
Borussia Dortmund | Chelsea |
| (no titles) | (no titles) |
Titles between 1910 and 1919: | |
Borussia Dortmund | Chelsea |
| (no titles) | (no titles) |
Titles between 1900 and 1909: | |
Borussia Dortmund | Chelsea |
| (no titles) | (no titles) |