This post was done in partnership with The Wirecutter, a list of the best technology to buy. Read the full article below at TheWirecutter.com. The winning EX6200 is much bigger than most of the other extenders we tested. The performance is worth it, but the EX6200’s size could affect where you place it in your home or apartment. After spending a total of 110 hours researching 25 different Wi-Fi extenders (and testing 10 of them), plus analyzing reviews and owner feedback, we found that the $100 Netgear EX6200 is the best Wi-Fi extender for most people right now.