The Gen 2 xFi Pods, which measured five times faster than the originals in our tests, are the best WiFi extender for most Xfinity customers. Here's why.

What’s the difference between Gen 1 xFi Pods and Gen 2 xFi Pods? The styling’s the same – still a six-sided puck that plugs into an AC outlet as unobtrusively as a night-light or air freshener.