The difficulty of the W hike in Torres del Paine can vary depending on your fitness level, experience with hiking and the weather conditions at the time of your trip. However, in general, the W trek is considered a moderately difficult hike, without a lot of intense elevation gain.

Hiking is a shorter, easier journey, commonly walked on looped marked trails, to-and-back, or even destination hikes. Trekking always involves a specific destination. A trekking path goes through different, often rough terrains and requires more equipment and preparedness of the person doing it.

The W Trek is a moderately difficult hike lasting around four to five days, covering 46 miles on mainly gentle terrain, with more challenging days involving climbs of 600-800 metres. You need to be in good shape, with some experience of multi-day hiking and prepared for extremely variable weather.

Trekking is a type of outdoor adventure in which you trek through forests, mountains, and other wild regions to explore nature. It's like a journey when you carry your belongings and travel on difficult paths. There are various types of trekking, such as day treks or overnight treks where you sleep outside.