Perazhagan stands out for its emotionally resonant storyline combined with moments of light-hearted comedy. The screenplay effectively balances the dual roles played by Suriya, with the first half focusing on character establishment and emotional depth, while the second half introduces twists that maintain audience engagement. The pacing is steady, though the first half is more emotionally intense and slower, setting the tone for the more dramatic and action-oriented second half.

The songs composed by Yuvan Shankar Raja complement the narrative well, blending melodious tracks with situational tunes that enhance the film's emotional quotient. The background score is subtle yet impactful, supporting the film’s mood transitions without overwhelming the scenes. Cinematography by R. Ratnavelu captures both the rustic and urban settings effectively, adding visual appeal.

Overall, the film’s strength lies in its heartfelt storytelling and Suriya’s committed performance, while the screenplay occasionally leans on melodrama. The integration of comedy through supporting actors like Vivek provides relief and balances the film’s tone, making it an engaging watch.

Suriya: Delivered a nuanced performance portraying both the physically challenged Chinna and his lookalike, showcasing versatility and emotional depth.

Jyothika: Played the female lead with charm and grace, effectively complementing Suriya’s character.

Vivek: Provided comic relief with his timing and expressions, adding lightness to the narrative.