A wetsuit is specifically designed for water sports and activities in colder conditions. Wetsuits cover the entire body, including the arms and legs, and provide buoyancy and warmth. Swimsuit, also known as swimwear, is designed for recreational swimming, sunbathing, or water-related activities in warmer conditions. Swimsuits are made of lighter materials and come in various styles, such as swim trunks, board shorts, swim briefs, and swim jammers. In summary, while both wetsuits and swimsuits are used for water-related activities, wetsuits are designed for colder conditions, providing insulation and protection, while swimsuits are designed for recreational swimming and warm weather, prioritizing comfort and style.