Dental Crowns: Durability and Maintenance Dental crowns, when used properly, typically last for 5 to 15 years. The specific lifespan, however, is influenced by factors such as the type of crown and dietary habits. Type of Dental Crown Dental crowns can be made from metal, porcelain-fused-to-metal, or all-ceramic materials. Metal and porcelain-fused-to-metal crowns have higher strength and are less prone to damage, leading to a longer lifespan of 10 to 15 years. All-ceramic crowns are more brittle and can chip or break when biting into hard foods, resulting in a relatively shorter lifespan of 5 to 10 years. Diet Habits... Learn more