It is often said that dogs are a man’s best friend and rightly so. Dogs are known for their loyalty, protection, and unconditional love– all of which makes them great companions to their humans. However, some pet dog breeds are known for their protective instinct and alertness, which makes them great for guarding purposes. For instance, both German Shepherds and Doberman Pinschers rank among the top guard dog breeds in the world. But if you’re trying to decide which one suits your home, lifestyle, and security needs best, understanding their differences is crucial. Here we list some major differences between them which can help you decide which is a better guard dog: