9 Tamil films of 2005 ranked by box office. #1: Chandramukhi (₹60 crore).
| # | Film | Lead | Director | Budget | Box office | Multiple |
|---|---|---|---|---|---|---|
| 1 | Chandramukhi | P. Vasu | ₹19 crore | ₹60 crore | 3.16x | |
| 2 | Anniyan | S. Shankar | ₹26.4 crore | ₹57 crore | 2.16x | |
| 3 | Ghajini | A. R. Murugadoss | ₹7 crore | ₹50 crore | 7.14x | |
| 4 | Sachein | John Mahendran | ₹10 crore | |||
| 4 | Thavamai Thavamirundhu | Cheran | Cheran | ₹2 crore | ₹10 crore | 5.00x |
| 6 | Githan | Vincent Selva | ₹1 crore | ₹4 crore | 4.00x | |
| Devathayai Kanden | Boopathy Pandian | $2 million | ||||
| Aanai | Selva | $500,000 | $500,000 | 1.00x | ||
| Ji | N. Lingusamy | $500,000 | $500,000 | 1.00x |
Figures are shown in the currency they were reported in (Wikipedia, Wikidata or TMDB); no conversion.