The 8 Best Dog Doors of 2021
By The Spruce
Perfect Pet The All-Weather Energy Efficient Dog Door
"Best for Cold Weather"
PetSafe Freedom Aluminum Pet Door for Dogs
"Best Overall"
High Tech Pet PX-2 Power Pet Fully Automatic Pet Door
"Best for Sliding Glass"
BarksBar Original Plastic Dog Door
"Best for Large Dogs"
Ideal Pet Thru the Wall Pet Door
"Best Wall-Mounted"
Endura Flap Large Single Flap for Doors
"Best Splurge"
SureFlap Microchip Cat & Small Dog Door Connect
"Best App-Controlled"
PetSafe Freedom Aluminum Patio Panel Sliding Glass Pet Door for Dogs and Cats
"Best for Sliding Glass"
Ideal Pet Super Large Thru-the-Wall Ruff Weather Dog and Pet Door
"Best Large"
Perfect Pet All Weather Series Insulated Pet Door
"Best Insulated"
SureFlap Microchip Pet Door
"Best Microchip"
Endura Flap Double Flap Wall Mount Pet Door
"Best Wall-Mounted"