Rigid solar panels have, on average, a five times longer lifespan than their flexible counterparts. Even when they reach their expected 25-years, the panels don't become defunct; their efficiency decreases until they only produce about 80% of the power that they did when new. Rigid panels: Start strong, lose about 0. Here's what. Performance Comparison: How efficiency, lifespan, and durability differ between flexible and rigid solar panels. Installation Methods: The pros and cons of adhesive-based setups vs racking systems. 5 billion in 2024, is projected to expand to $10 billion by 2033, with an anticipated growth rate of 17. Remember, flexible panels are often for occasional use, therefore, extending their life.