The blockbuster “Transformers: Age of Extinction” topped Hong Kong’s box office in 2014, a year in which big-budget Hollywood tentpoles again dominated local cineplexes.

The fourth installment of the “Transformers” franchise pulled in HK$98.2 million (US$12.7 million), according to Hong Kong Box Office Ltd. That far outpaced “Captain America: The Winter Soldier,” which came in second and earned HK$56.6 million.

Rounding...