I have tried several blankets for our down comforter buying guide in my day-to-day life over the course of months. Down comforters are usually a pretty hefty investment, but several of the best options are on sale. Down is an excellent insulator, so sleep products made with down can keep you warmer without a ton of weight compared to other types of comforters. Feel free to check out our sleep-related buying guides, including the Best Mattresses, Best Sheets, and Best Pillows. WIRED Featured Deals:Quince Premium Down Comforter for $160 ($139 off)We've seen this comforter sell for both less and more, but you're still getting a solid deal on the best down comforter I've tested.