RTIC Ultra-Tough Soft Cooler 30 Can

The RTIC Ultra-Tough Soft Cooler 30 Can is built for a different mission than every hard-sided cooler ranked above it: grab-and-go trips where weight and packability matter more than multi-day ice retention. At just 4 lb empty, it's the lightest cooler in this entire guide, and CleverHiker's testing recorded a full melt around 4 days, which we estimate at roughly 4.5 days to hold contents near 40°F — genuinely competitive with several hard coolers costing three times as much, in a fraction of the weight. Its true capacity is 14 quarts, holding about 30 cans, which is meaningfully smaller than the 20-liter-class figure some shoppers assume from the name — worth confirming before packing for a group outing. Welded seams and a waterproof zipper make the bag airtight enough to float, a genuine advantage for boat, beach, or dock use where a dropped hard cooler would simply sink. At $129, it undercuts the pricier YETI Hopper M20 by roughly $200 while backing it with only a 1-year warranty, the shortest coverage of any cooler in this guide alongside the Hopper's own limited term. For day trips, picnics, tailgating in tight spaces, or anyone who needs a cooler that folds flat in a trunk between uses, the RTIC Soft Cooler is an excellent lightweight companion — it posts our highest Portability score (10/10) in the entire lineup. Just don't expect rotomolded-hard-cooler durability or capacity from a 4-pound bag; it ranks 9th here because that's a genuinely different, more limited job than the coolers above it are built for.