That's a fantastic question, and one that gets to the heart of choosing lasting outdoor furniture. The short answer is: it's more nuanced than a simple yes or no. Both materials can be incredibly durable, but they achieve it in different ways and face different challenges. Let's break it down.
Metal benches, typically made from aluminum or powder-coated steel, are champions of structural strength and resistance to the elements. They won't rot, warp, or succumb to insect damage. A high-quality powder coat fends off rust for years. Their durability is often "low-maintenance" – they can withstand harsh weather with minimal care. However, if that coating chips or scratches, rust can set in, and metal can become uncomfortably hot in summer sun or freezing cold in winter.
Wooden benches offer timeless beauty and natural warmth. Their durability is more about proper selection and ongoing care. Hardwoods like teak, oak, or ipe are naturally dense and resistant to rot and insects, offering decades of service. However, even the best wood will weather, changing to a silvery-gray patina, and requires occasional sealing or oiling to maintain its original look and prolong its life. Softwoods are less durable and need more frequent protective treatment.
So, which is *more* durable? If you define durability as maximum structural integrity with the least upkeep, modern metal benches often have the edge. But if you value classic aesthetics and don't mind periodic maintenance, a high-quality hardwood bench can be equally durable in its own right, aging gracefully for generations.
Ultimately, the best choice depends on your climate, desired maintenance level, and style preference. For a truly durable wooden bench, invest in a rot-resistant hardwood and commit to its care. For nearly indestructible, worry-free performance, a well-made metal bench is a superb option. Both can be lasting additions to your park or garden when chosen wisely.