Editor’s Note, July 10, 2025: We’ve checked all of our radar detector recommendations for best pricing and availability. As editor of Car Audio & Electronics I coordinated an annual hands-on radar detector test and I’ve tested radar detectors for Popular Mechanics over the last three years. Radar Detectors Are Illegal in Certain States Radar detectors are legal to use in most of the country, but not every state. In Virginia, drivers found using a radar detector can get hit with a $100 fine and police can confiscate the detector. More Prime Day Deals:Best Prime Day Deals 2025 | Prime Day Outdoor Deals | Prime Day Tool Deals | Prime Day Generator Deals | Prime Day Grill Deals | Prime Day Outdoor Gear Deals | Prime Day Apple Deals | Lego Prime Day Deals | Nintendo Switch Accessories Prime Day Deals | Prime Day TV Deals | DeWalt Prime Day Deals | Prime Day Patio Furniture Deals | Yeti Prime Day Deals | Prime Day Robot Vacuum Deals | Prime Day Radar Detector Deals | Prime Day Air Conditioner Deals | Prime Day Drone Deals | Prime Day Pocket Knife Deals | Prime Day Electric Scooter Deals | Prime Day Gaming Laptop Deals | Prime Day Arcade Machine Deals | Prime Day Amazon Echo Frames Deal | Prime Day Worx Lawn Mower Deal | Prime Day GE Ice Maker Deal | Prime Day Vantrue Dash Cam Deal