The Siberian tiger, also known as the Siberian tiger, is a subspecies of tiger found in Russia, China, and possibly parts of North Korea. This is in contrast to the well-known Indian subcontinent and Southeast Asia. Meanwhile, the grizzly is one of the largest and deadliest bears in the world. As with many large mammals, it’s hard not to wonder which of the two would come out on top in a fight. Today we will imagine a Siberian tiger fighting a grizzly bear and use the available data to determine which creature will kill the other.
We’ll show you which animal has the greatest advantage and how the battle turns out.
Comparing Siberian Tigers and Grizzlies
siberian tiger | grizzly bear | |
---|---|---|
size | Weight: 220-770 lbs Length: 7-11 feet Height: 2.5-3.5 feet | Weight: 400lbs-700lbs Length: 7ft-10ft Height: 3-4 feet at the shoulders |
speed and movement type | 40-50 mph – gallop – 20ft-25ft leap – can swim | – 35 mph over land – about 6 mph in water |
defense | – Huge size – speed – Striped fur camouflage helps tigers blend in with their surroundings. | – cheeky – large size – Standing on hind paws in a menacing display |
offensive ability | 1000 PSI Bite Force – 30 teeth in total – 3 inch canines – 4 inch claws – Strong bite – Strong jaws allow tigers to pinch and suffocate prey – Great muscular strength helps them overwhelm prey | – Strong bite with 2” teeth – 975 PSI bite force – Sharp claws cause slashing attacks – Limited ability to climb |
predatory behavior | – Ambush Predator – Stalk and attack under favorable conditions – Attempts to clamp the prey’s neck for a fatal bite. | – opportunistic predator – Scavenger |
What is the main difference between Siberian tiger and grizzly bear?

The biggest difference between Siberian Tiger and Grizzly is their morphology and hunting methods. The Siberian tiger is a four-legged cat with a long body and long tail that likes to stalk and ambush its prey. Grizzlies are semi-quadrupeds with thick skin and sometimes stand on their hind legs for opportunistic hunting and scavenging.
These unique qualities will play a big role in determining which animal wins the grizzly vs. tiger fight. However, they are not the only objects we have to explore. We have to examine these animals to see which one is best suited to survive this battle.
What is the key factor in the fight between the Siberian tiger and the grizzly bear?

Deciding whether a Siberian tiger or a grizzly wins a fight involves many factors. We’ve come up with five different factors that will ultimately determine the Grizzlies vs. Tigers. We’ll display the stats for each animal and show you which of them has an advantage.
When we finish quantifying their dominance, we’ll know whether the bear or the tiger will survive the fight.
Siberian Tiger vs Grizzly: Size
Amur tigers and grizzlies are very similar in size. This sentence may seem wrong, but the Siberian tiger is the largest tiger species in the world. They weigh up to 770 pounds, are 11 feet long and stand 3.5 feet tall. Still, this is their biggest.
Grizzlies are about 10 feet long, 4 feet tall at the shoulder, and can weigh an average of 700 pounds or more. The largest grizzly bear ever recorded was gigantic compared to the Siberian tiger.
On average, the Grizzlies have a size advantage.
Siberian Tiger vs Grizzly: Speed and Movement
Siberian tigers are faster than grizzly bears on land. Grizzlies can reach an average speed of 35 mph on land, which is very fast. They can even swim faster than they appear to be able to, around 6 miles per hour.
Siberian tigers are capable of reaching top speeds of 40 to 50 mph, but they cannot maintain this speed for long. They can also leap over 20 feet when attacking their prey. They swim well, but we don’t have their exact top swim speed.
Siberian tigers have a land speed advantage.
Siberian Tigers vs. Grizzlies: Defense
Both the Grizzlies and Tigers have great defenses. Grizzlies have thick skin, thick layers of fat and muscle, large bodies, and the ability to stand on their hind legs to scare away potential attackers.
At the same time, Siberian tigers’ size and camouflage help them blend in with their environment. Even if they find themselves in danger, they can run away. Their skin is not as thick as that of a grizzly, so they are more vulnerable. Still, the Siberian tiger is an apex predator, preferring a one-hit kill. Resistance is not something they often face.
The Grizzlies have better physical defense.
Siberian Tigers vs. Grizzlies: Offensive Ability
The Grizzlies are the absolute powerhouse in terms of offensive ability. They have a powerful bite with 975 PSI bite force, a powerful swing, and long, sharp claws that can tear apart your enemies. They can follow their prey into the water or wait for them under trees. These animals are very powerful and dangerous.
Siberian tigers are born to kill. They are excellent stalkers and hunters, using their 1,000 PSI bite force, massive 3″ canines and 4″ claws to dig into their prey. They possess a powerful and relentless bite that can clamp around the neck of their prey and suffocate them.
Even if they don’t immediately ambush their prey, they can still tire them out and overwhelm them.
The Siberian Tiger has an offensive advantage.
Siberian Tiger vs Grizzly Bear: Predatory Behavior
Grizzlies are opportunists and will eat whatever they want. It could be fish in the river, or it could be some unlucky deer. They are also scavengers, taking food from other animals too small to fight them off.
Siberian tigers are ambush predators. They expertly stalk and kill their prey, emerging from tall grass or hidden alcoves to snap at the neck, snap it off or suffocate it to death. They can also bleed to death by massaging an animal’s vital parts.
Siberian tigers certainly have a predatory instinct to initiate a fight in a destructive manner.
Who would win a fight between a Siberian tiger and a grizzly bear?

In the grizzly vs tiger fight, Siberian tiger will win battle with grizzlyAn ambush carnivore, the Amur tiger is the only big cat that comes close to the grizzly in size and strength. Size isn’t everything, though.
Siberian tigers are natural killers and they hunt with precision and destructive force. This combination leads us to believe that the Siberian tiger would outwit the grizzly and unleash a deadly attack that the grizzly cannot fight back.
A large bite to the bear’s neck would be devastating, and the bear would have a hard time rebounding. However, if the bear’s fur, fat and muscle manage to convert that fatal blow into a powerful one, the fight may continue. If the tiger fails to grab the bear by the throat.
In this case, the bear may make several powerful swipes or bite the tiger. However, the feline is lighter and more agile, and it may be able to evade attacks better than a grizzly. Even if the bear stands on its hind legs and approaches the tiger, it needs to seize the opportunity to attack in order to effectively kill the tiger.
From any point of view, this battle will be bloody and brutal, but we think the Siberian Tiger has won this battle.

I am broadly interested in how human activities influence the ability of wildlife to persist in the modified environments that we create.
Specifically, my research investigates how the configuration and composition of landscapes influence the movement and population dynamics of forest birds. Both natural and human-derived fragmenting of habitat can influence where birds settle, how they access the resources they need to survive and reproduce, and these factors in turn affect population demographics. Most recently, I have been studying the ability of individuals to move through and utilize forested areas which have been modified through timber harvest as they seek out resources for the breeding and postfledging phases. As well I am working in collaboration with Parks Canada scientists to examine in the influence of high density moose populations on forest bird communities in Gros Morne National Park. Many of my projects are conducted in collaboration or consultation with representatives of industry and government agencies, seeking to improve the management and sustainability of natural resource extraction.