There are five main types of surfboards: 1) Shortboards are 6 feet long and pointy, best for advanced riders in waist-high waves or larger. 2) Funboards are 7-8 feet long, wider with a loose shape for riding in various conditions. 3) Longboards are 8+ feet long and stable, ideal for beginners in knee-high waves or smaller. 4) Guns are for serious, huge waves double overhead or larger and have a pointy nose/tail. 5) Tow boards are short and stable for being towed into very large waves.