A inflatable boat's lifespan can vary significantly based on usage, maintenance, and environmental conditions, but generally, you can expect a well-maintained PVC boat to last anywhere from 5-7 years and a well maintained CSM boat to last 10 to 20 years. Proper care such as proper inflation, regular cleaning, timely repairs, and storing it out of the sun when not in use go a long way to extending an inflatables lifespan. The materials used in inflatable boats, like CSM (Hypalon) or PVC, play a crucial role in durability. CSM (Hypalon) tends to last longer than PVC, but both can withstand the rigors of marine life if you treat them right. Regular inspections for wear and tear, especially on seams and valves, will help you catch potential issues before they become major problems.