Understanding the distinction between a tuxedo and a regular suit is important for choosing the right attire. Tuxedos are more formal and typically reserved for black-tie events. They feature satin or silk lapels that contrast with the suit's main fabric and pair with a formal white shirt and a black bowtie. Regular formal suits for men are versatile and suitable for various occasions, from business meetings to social gatherings. Suits have lapels made from the same fabric, offering a cohesive look. Unlike tuxedos, men suit set provide flexibility in shirt and tie choices, allowing for personalization.