That's an excellent and very practical question! The short answer is yes, modern recycled plastic garden benches can be very comfortable, but it depends heavily on their design and construction. The old stereotype of hard, unforgiving plastic furniture is largely outdated.
The comfort factor comes down to a few key elements. First, the material itself. High-quality recycled plastic lumber is now engineered to have a slight flex and give, unlike rigid traditional plastic. It's also often textured, which prevents that sticky, slippery feeling on a hot day. Second, and most importantly, is design. Benches that mimic classic wooden slat designs with gentle contours, a slight backward lean, and ergonomic curves in the seat and back support are far more comfortable than a flat, hard plank. Many manufacturers add rounded edges to prevent cutting off circulation.
Compared to materials like untreated wood (which can splinter), metal (which gets scorching hot or freezing cold), or concrete, a well-designed recycled plastic bench offers a remarkably consistent and user-friendly surface. It won't absorb heat like metal or retain damp cold like concrete. While it may not have the initial, deep cushioning of a padded outdoor sofa, it provides firm, supportive comfort that is perfect for long conversations or enjoying a morning coffee.
So, while a poorly made bench of any material will be uncomfortable, a quality recycled plastic bench, designed with ergonomics in mind, is absolutely a comfortable and sustainable choice for your garden. The key is to look for models with thoughtful shaping and read reviews specifically mentioning comfort.