Patagonia Torrentshell 3L outperforms on waterproofing and breathability with its H2No 3L membrane versus Columbia's Omni-Tech 2L per Outside magazine comparisons. Columbia Watertight II wins on affordability for casual needs but trails in long-term durability based on Nordstrom reviews. Patagonia takes the win for serious outdoor use with a 1.5-point overall score advantage.