German Shepherds are one of the most popular dog breeds in the world and have a reputation for being loyal and defensive companions. But have you ever wondered how hard German Shepherds actually bite?
The answer to this question depends on several factors, including a German Shepherd's age, size, type, training level, and personality.
In this article, we'll explore this topic deeply and will find all the answers to your questions.
So let's no more time and jump right into it!
How strong is German Shepherd bite?
German Shepherds have the potential to bite with force ranging from 175-238 pounds per square inch (PSI), which is extremely strong and can cause serious damage. However, most German Shepherds do not exert this much pressure when they bite; it's more likely that they will bite with an average of between 130-175 PSI.
It's important to know that while German Shepherd bites might not be as strong as some other dog breeds, such as Rottweilers and Pit Bulls, their bites are still powerful enough to cause serious injury.
What is a dog bite force?
Before we continue to explore this topic, we need to see an answer to some questions, such as what is a dog bite force?
A dog bite force measures the amount of pressure a dog can exert while biting. It's important to understand a dog’s biting force because it helps us to determine how much damage they can cause, and what kind of training and behavioral guidelines should be used.
The average dog bite force differs by breed, size, age, and health conditions.
How is dog bite force measured?
The dog bite force is usually measured in the unit of pounds per square inch (PSI). This measurement determines how much pressure a dog can exert while biting. PSI measures the amount of pressure that one area can take without failing. This measurement is crucial when it comes to an understanding of how powerful and dangerous a dog's bite can be.
It also helps us determine what kind of training and behavioral guidelines should be used with certain breeds.
Scientific research into the power of a dog bite typically uses a specialized tool known as a "punch gauge." This device is used to measure the maximum amount of force that a dog's jaws can generate.
The punch gauge consists of two metal plates connected to an instrument that records the amount of pressure produced when the animal bites down.
What factors determine how strong a dog's bite force is?
Several factors determine how strong a dog’s bite force is. The most crucial factor is the breed of the dog, as different breeds have different jaw structures and muscle strength, which will affect their bite force. For example, a German Shepherd's bite force can range from 175-238 PSI, while a Rottweiler's bite force can range from 328-500 PSI.
The size of the dog, its age, and its overall health also have a significant impact on its bite force.

T - temporal muscle
M - masseter muscle
D - digastric muscles
P - pterygoid muscle
D - digastric muscles
Additionally, a dog's training and behavior can also play an essential role in determining its bite's power. Dogs trained for protection work or guard duty typically have higher bite forces than dogs not given this kind of specialized training.
The other factors affecting the bite forces in dogs are body weight and the skull’s morphology and size. The more giant the dog and the heavier its skull, the stronger its jaw muscles will be.
The 6 levels of a dog bite.
There are six different levels of a dog bite, each characterized by the level of force and damage they can cause.
Level 1: The first and lowest level is a warning or non-injurious bite. This type of bite occurs when a dog tries to communicate that they are uncomfortable with the situation or person, although no physical harm is done.
Level 2: The second level is a low-injury bite, which causes minimal damage but may leave marks or puncture the skin.
Level 3: The third level is an average injury bite, which can cause deep cuts to the skin and potentially require stitches.
Level 4: The fourth level is a high-injury bite that can be extremely painful and cause significant damage to the skin and underlying tissue.
Level 5: The fifth level is a severe injury bite, which can be life-threatening and require immediate medical attention.
Level 6: Finally, the sixth level is an extreme injury bite, which can cause broken bones and other major trauma that requires surgery, and in extremely rare cases, death.
It's important to note that each breed of dog has a different bite force, and the individual dog's strength can vary widely, even within breeds.
German Shepherd is a dog breed that can cause all 6 levels of injury.
If you get a bite by a dog, it's crucial to seek medical attention immediately. Even the lowest level of a bite can have serious consequences if not treated correctly and immediately.
What makes the German Shepherd bite so powerful?
The German Shepherd has a powerful bite due to its strong jaw muscles and well-defined skull structure. Its jaws are designed to direct the bite with precision, enabling it to grip its prey with incredible force and accuracy. The breed's large head and broad muzzle contribute to its strength, adding leverage to the bite.
The German Shepherd can reach a bite force of 175 to 238 PSI, and its training and behavioral guidelines should be considered for safety reasons. Basic obedience training is essential for these dogs, as it helps to develop their socialization skills and encourages them to respond better to instructions from their handlers.
It's also important to remember that even though their bite force is solid, German Shepherds are still dogs and should be treated with love and respect.

Understanding a dog’s bite force can help you make an informed decision regarding getting a pet or living near one. It also gives us insight into the importance of proper training and socialization for our canine companions, as it can significantly impact their bite power.
By knowing how to handle these powerful creatures with kindness and respect, we can ensure that everyone—both human and four-legged alike—remains safe.
Do German Shepherds have the strongest bite force?
No, German Shepherds do not have the strongest bite force. Although they have a powerful jaw structure and a bite force ranging from 175 to 238 PSI, other breeds, such as the Rottweiler and the American Pitbull Terrier, can achieve higher levels of power.
The Rottweiler can reach up to 328 PSI, while the American Pitbull Terrier can reach up to 305 PSI. In addition, the Kangal, a shepherd dog from Turkey, is believed to have the strongest bite force of all dogs, reaching an impressive 750 PSI.
German Shepherd bite force in kg.
The German Shepherd is a powerful dog breed due to its large head, broad muzzle, and highly developed jaw muscles. German Shepherds have a biting force of 238 psi, or 108 kg, compared to humans, who have a bite force of 86 psi or 39 kg. To put this into perspective, this amount of pressure is approximately equivalent to 1,250 Newtons.
Do German Shepherds lock jaw?
German Shepherds do not have the ability to lock their jaws, as this is a trait found only in certain species, such as alligators and crocodiles. However, they may hold onto something tightly with their jaws due to their strong bite force.
German Shepherds are known for having a powerful, muscular jaw and impressive bite force that can cause serious injury if not handled correctly.
According to the Animal Farm Foundation and Dr. Brisbin:
“We found that the American pit bull terriers did not have any unique mechanism that would allow these dogs to lock their jaws. There were no mechanical or morphological differences. . .”
Why does my German Shepherd bite so much?
It's normal for German Shepherds to bite or mouth, especially young ones. This is because the GSD's instinctive nature is to herd and protect its environment and those within it, which can sometimes be expressed through biting or mouthing behavior.
Biting and mouthing can also be a sign of boredom or anxiety. It's essential to train your GSD puppy not to bite or mouth early on, as this can lead to more serious behavior issues down the road.
Positive reinforcement training is the best way to discourage biting and mouthing in a German Shepherd puppy. This means praising and rewarding good behavior with treats, verbal affirmations, and playtime.
For example, if your puppy bites or mouths, you should immediately stop the behavior with a firm "no" and give them an alternative behaviors to engage in, such as fetching a toy or getting their attention on something else.
Why may German Shepherds bite you?
Getting a bite from a dog isn't a present experience, especially in that dog is a German Shepherd. In most cases, people are responsible for a dog bite.
In other words, most people who get a bite from a dog don't know to read the dog's body language. This is the main reason why people get bitten by a dog.

Here're the 10 most common reasons why a German Shepherd dog may bite you.
1. Your dog may be stressed or anxious, causing him to bite out of fear. It is important to identify the underlying cause of your dog's biting behavior to address and modify it.
2. He may have learned that biting gets him attention or a reaction from you and has become a habit for him. To help him stop, it is important to stay consistent and calm. Say "no" in a stern voice whenever he bites, and remove yourself from the situation. He will soon learn that biting isn't an acceptable behavior.
3. He might bite if he feels threatened by someone entering his space, such as unexpectedly visiting your house. If you have children, be sure to supervise them closely when they are playing with your German Shepherd. Also, ensure visitors know to approach the dog slowly and calmly not to startle or scare him.
4. The biting could stem from improper socialization when he was younger, leading to aggression if not addressed early on in life. Even if your GSD wasn’t appropriately socialized when he was younger, it is possible to fix the behavior. A few key steps you can take are:
• Slowly introduce him to other people and animals in a low-stress environment
• Develop an effective and consistent reinforcement program with rewards for good behavior
• Consult a veterinarian or animal behaviorist for professional advice
• Make sure to give your dog plenty of exercise and playtime with you
• Monitor his behavior when he gets too excited or overwhelmed so that you can address it immediately
• Practice patience and understanding when working with your German Shepherd; they are still learning
5. Your German Shepherd could be trying to play with you but is still learning proper "grasping" skills and bites too hard while wrestling or playing tug-of-war with you—which should always include toys instead of hands!
6. Very young puppies may nip out of curiosity and exploration. Still, they should be taught right away that it’s unacceptable behavior for any age dog to mouth humans' skin or clothes (even if playful).
7. Not getting enough exercise can leave your dog restless and cause them to chew on different objects—including people’s limbs! If you’re having trouble getting your German Shepherd outside for their daily walks or runs, try switching up the time of day.
Some dogs have more energy in the morning, and others are livelier as the day progresses. Regular exercise can help keep your dog happy and well-behaved.
8. Your German Shepherd might be experiencing pain associated with an illness that causes them to lash out when touched near the hurt area; it's essential to take your German Shepherd to the vet if you think this might be the case.
9. Your German Shepherd may have learned that biting is an effective way to get what they want, such as getting you to stop petting them when they would rather be left alone.
10. He could be in a situation where he feels scared or threatened and instinctively uses his teeth in self-defense.
Why does my German Shepherd bite himself?
Your German Shepherd may bite himself for various reasons, from stress or anxiety to boredom and even health issues.
Stress and anxiety could be due to loud noises, changes in routine, or the presence of unfamiliar people or animals. Similarly, dogs who are not getting enough exercise, mental stimulation, or socialization can become bored and resort to biting to entertain themselves. It's also possible that your German Shepherd might bite because of an underlying health issue, such as skin irritation or joint pain.
Fleas, ticks, and mites are typical causes of obsessive dog licking, chewing, or scratching habits.
Do German Shepherd bites hurt?
Yes, German Shepherd bites can hurt. German Shepherds have a strong bite force of between 170 to 238 psi, which means their jaws can clamp down hard and cause much damage. It's essential to take all biting incidents seriously, even if they appear accidental or playful.
As children, while we were playing, we could sometimes cross the line and start fights with our friends, bother, or sisters.
If your "opponent" is cunning, it's possible that you have experienced being bitten, and this can hurt.
So now imagine what could German Shepherd dog do to you when his bite is 3-5 times stronger.
If your German Shepherd is exhibiting aggressive behavior, contact a reputable animal behaviorist for help. They will be able to assess the situation and provide guidance on managing and preventing any further biting occurrences.
What does a German Shepherd bite feel like?
German Shepherd bite can be really painful. A German Shepherd has a powerful jaw and teeth, which can penetrate the skin easily, causing cuts and bruises. These bites often leave marks that take weeks to heal.
German Shepherd bite wounds can even become infected if not treated properly. Furthermore, their bites are more likely to break the skin than other dog breeds due to their strong jaw muscles and sharp teeth.
Here you can see how it looks like one of the most popular dog sports for this dog breed and how much they actually enjoy biting!
Top 10 dog breeds with the strongest bite force.
Here are some dog breeds with the strongest bite force:
- Kangal (750 PSI)
- Bandog (730 PSI)
- Cane Corso (700 PSI)
- English Mastiff (556 PSI)
- Tibetian Mastiff (550 PSI)
- Wolf dog (406 PSI)
- Rottweiler (328 PSI)
- American Bulldog (305 PSI)
- German Shepherd (238PSI)
- American Pit bull (235 PSI)
It's important to mention that these results aren't official. There are some dog breeds that are less popular and have a stronger bite force.
Frequently asked questions
Which dog has the hardest bite?
The dog breed with the hardest bite is Kangal, with an impressive bite force of 750 PSI. This breed of large guardian dogs originates from Turkey and has been historically bred to guard flocks of sheep against predators such as wolves.
The Kangal’s bite is so powerful that it has even been known to break bones!
Who bites harder, Pitbull or a German Shepherd?
Pitbulls and German Shepherds are powerful breeds of dogs often viewed as aggressive, so it's natural to wonder which one has the stronger bite. The truth is that measuring the exact bite force of each breed can be difficult because it depends on many factors, such as age, size, and even individual temperament.
However, based on the hundreds of tests, it seems like a German Shepherd has more powerful bite power than a Pitbull.
The biting power of an average Pitbull is around 235 PSI, while the average bite power for a German Shepherd is 238 PSI.
Will a German Shepherd bite its owner?
It's possible for a German Shepherd to bite its owner. German Shepherds are generally known to be loyal and affectionate family dogs, but they can bite if they feel threatened or uncomfortable.
It's important to remember that no matter how well-trained or socialized a German Shepherd may be, it can still react with aggression if it feels threatened or scared.
To learn more about this topic, read our blog post, where we discussed this topic in detail.
Suggestion: Can a German Shepherd dog attack its owner?
Which animal has the strongest bite?
- Nile crocodile (5,000 PSI)
- Saltwater crocodile (3,700 PSI)
- American alligator (2,125 PSI)
- Hippopotamus (1,800 PSI)
- Jaguar (1,500 PSI)
- Bull shark (1,350 PSI)
- Gorilla (1,300 PSI)
- Polar bear (1,200 PSI)
- Grizzly bear (1,160 PSI)
- Hyena (1,100 PSI)
Final words.
The German Shepherd is a powerful dog with an impressive bite force. While their bites may not be as strong as some other breeds, they can still cause serious injury if provoked or threatened.
It’s important to remember that no matter how well-trained or socialized your pet is, it can still react aggressively when feeling scared or uncomfortable and should never be taken lightly.
Understanding these principles will help us better prepare for any potential biting incidents to ensure our safety and the safety of others around us.