YETI vs. RTIC is willing to take a hard-and-fast stance on exactly how capable their rotomolded adventure coolers are regarding their ability to keep ice frozen. This is likely due to numerous factors, including external and internal starting temperatures, general usage, possible manufacturing defects, and more. What we can tell you is that both brands offer “up to 10 days” worth of ice retention with some user reports claiming even more than that. As far as we can tell — at least regarding definitive figures — this category (which is likely the most important to the end-user) is a complete wash.
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