The film "Taxi 4" does not feature any identifiable LGBTQ+ characters or themes within its narrative. The plot focuses on heterosexual characters and action-comedy elements, with no representation of queer identities or experiences.

Taxi 4 does not feature any identifiable transsexual characters or themes within its plot or cast. Consequently, there is no portrayal to evaluate regarding transsexual identity, resulting in a 'Not Applicable' rating for its impact.

The film features female characters like Petra, a police officer, who participates in police operations and arrests. However, her victories and contributions are primarily achieved through tactical planning, driving skills, or the use of firearms, rather than direct close-quarters physical combat against male opponents.

Taxi 4 is a direct sequel within an established film series. All returning main characters, such as Daniel, Émilien, Gibert, and Petra, maintain the same gender as portrayed in previous installments. No character canonically established as one gender is depicted as a different gender in this film.

Taxi 4 is a direct sequel in an established film series. All returning main characters are portrayed by the same actors as in previous installments, maintaining their original racial depictions. No new characters introduced in this film have a prior canonical race to be swapped.