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Boning Knife Vs Fillet Knife? What’s The Difference?

Buying a knife for a specific purpose required some basic knowledge about these knives. Many people got confused about the boning knife vs fillet knife. Some people prefer a boning knife, while others prefer fillet knives. The reason behind this confusion is because these two knives almost look similar.

The funniest thing is that people use both knives for several tasks without knowing the actual use. If you are confused about which one you should buy, I recommend you to buy both.

Once you know how to use these knives, you will get benefit from them in different situations. Let’s dig into the details about “Boning knife vs fillet knife” and find which one is better?

What is a Boning knife?

What is a Boning knife

A boning knife is normally used after a carving knife. These are used for trimming around the bones. Also, it helps to clean or debone the chicken or meat. You can identify the main purpose of its name as well. A boning knife makes it easy to do a better job faster.

Furthermore, a boning knife normally has a very thin, sharp, and flexible blade. The flexibility of these knives matters a lot in deboning meat or fish.

Some knives have flat edges, while others have curved edges. You can cut the meat precisely with such knives. One of the main differences between a boning knife vs fillet knife is that boning knives are a little thicker and stiffer.

Sometimes people get into problems when they try to sharpen a boning knife. Because it has a very thin edge which is not very easy to sharpen. But with a sharpening stone, you can sharpen your boning and other kitchen knives.

What is a Fillet knife?

What is a Fillet knife

The fillet knife is used for removing the skin and bones from meat and especially fish. These knives are much thinner and flexible than any other knife and do work more precisely. You can get a delicate piece of meat or fish according to your requirements.

Ideally, fillet knives are perfect for removing the skin of fish. But, people also use a boning knife for this purpose.

I would like to say, the electric fillet knife would an excellent choice if you want to fillet a large fish and it will save you a lot of time. But the manual fillet knives are very affordable than electric knives.

However, the upward curve is common in such knives. If an expert uses this knife to cut a fish, the job can be done in some minutes. Also, the material used is easy to clean and smooth in texture. But, these knives are normally used for just deboning or filleting purposes because of the extra thin and flexible blade tip.

There are some more things to consider before buying a fillet knife. For example, for smaller fishes, the fillet knife with small blades is more convenient.

But if you want to slice a large piece of meat, then I will recommend you to use a butcher knife. Because you can easily handle it, and this knife specially made only for cutting meat that any professional or home chef can use it.

What is a Boning knife used for?

What is a Boning knife used for

In general, these are designed for deboning meat, pork, or fish. But, it’s not compulsory to use a professional boning knife, especially for this purpose. If you wanted to choose one from the Boning knife vs fillet knife, let’s discuss some of its primary uses.

These knives are thicker and less flexible as compared to the fillet knife. Let’s discuss the uses of the boning knife.

  • These knives are used for deboning meat or fish
  • You can also remove the skin from the meat with this
  • If you don’t have a cookie-cutter, a boning knife will help you
  • You can cut mango precisely with this
  • If you are involved in baking, boning knives are great to play along with the cake

What is a Fillet knife used for?

What is a Fillet knife used for

The primary use of a perfect fillet knife is to remove the fish skin. You can not use this to debone meat unless it’s small. These knives are much more flexible and thin.

It is breakable because of its ultra flexibility. If you think that these are useless and you don’t want to remove the skin then you are wrong.
There are some other uses as well, including:

  • It is used to clean the fish scales
  • You can do art on fruits by using a fillet knife
  • It can be used to trim the excess fat from the meat
  • Citrus fruit can be segmented with the fillet knife easily

Boning knife vs Fillet knife

Design of the knife

Every knife has its own unique design. You can identify these knives just by looking at them side by side. If I talk about the fillet knife, the meat should be soft to do work more accurately.

On the other hand, boning knives are suitable for more stiff meat with bones. Because the design of the blade is designed according to make it effective on desired meat.

The Curves

These types of knives need curves sometimes to work better. The main thing is that such a curve is one of the main things about these knives that differentiate them. If we talk about the boning knife, the blade is somewhat straight.

There wouldn’t be any curve on it, but such knives are not similar to kitchen knives. While the fillet knives are very curvey all along.

These curves help to make long cuts. But, one of the main drawbacks of such curves is that you can’t use this in your daily work.

Blade Length

It’s not easy to identify, which is the suitable blade size because every blade size varies. Different chefs are comfortable with different sizes.

According to a rough idea, the size of a normal boning knife will lie in between 5 to 6 inches. But, if you think that the length will decrease the effectiveness of a boning knife, don’t worry.

Even if the length is 3 or 8 inches, it will work the same. However, the normal size of fillet knives lies between 3 to 9 inches. The most common size that is used globally is 7.5 inches.


The material used in the manufacturing of a boning knife is of high quality depends on the price. If you compared the material of a boning knife or fillet knife with a normal kitchen knife, this is much better.

You can use such knives for long periods, but it needs some care to prevent rust. Most commonly, carbon steel, chromium, etc. are used in the making process.


Everything in this world comes with benefits. The selection of knives also depends on your cooking style. To be honest, if you ask me for advice, I would recommend you buy both knives if you need them.

Or if you’re a professional with a boning knife or fillet you can do your job very well. You will not regret buying a boning and fillet knife. Because both knives can handle a lot of kitchen jobs.

But you have to make sure which knife will be better for you. But if you are a professional with many years of knife experience then you can use a boning or fillet knife for multiple jobs. I hope now you understand what’s the difference between the boning knife vs fillet knife.