Choosing the right 3-in-1 jacket really comes down to how you’re going to use it, so in this video I compare the Columbia Whirlibird vs. the Columbia Bugaboo Interchange jackets. Both use Columbia’s Interchange system, meaning you’re basically getting a modular kit: wear the shell alone for rain, the liner alone for light cold, or zip them together for a legit winter setup. On the tech side, they share Omni-Tech on the shell for waterproofing and breathability, and Omni-Heat on the inside with those silver dots that reflect your body heat back at you—especially effective when you’re active and generating heat. Where they split is the liner and the features. The Whirlibird is built for snowy, arctic-like, high-wind environments with a synthetic Thermarator-style puffer liner that stays warm even when damp and doesn’t clump like real down. You also get mountain-ready extras like pit zips, a powder skirt, ski/goggle pockets, and an interior security pocket in the liner. The Bugaboo leans more everyday and hiking-focused with a removable microfleece liner, plus shoulder/collar overlays to help with wind resistance (because fleece alone usually isn’t great in wind). It also has a removable storm hood and chin guard, and while it skips the zip security pocket, it adds two deep interior drop-in mesh pockets for quick-access gear.