▷ Sharpening Stone VS File | Which is Better for Knife?

By Gias

When it comes to sharpening knives, there are a few different methods that can be used. Some people prefer to use a sharpening stone, while others prefer to use a file. So, which is the best method? In this blog post, we will discuss the pros and cons of each method on Sharpening Stone VS File knife sharpener and help you decide which is the best option for you!

4 things to consider before sharpening a knife

  1. How sharp do you want your knife to be?
  2. What type of blade do you have?
  3. The degree of sharpness that a blade.
  4. A sharpening stone is best if you want to maintain the original shape of the blade, while a file can be used to change the blade’s shape

How does a sharpening stone sharpen a knife?

A sharpening stone is a flat, rectangular piece of natural or synthetic material that has been sharpened on one side. It usually comes in two shapes: round and square. The sharpest stones are made from diamond grits embedded within the surface of an abrasive wheel (like sandpaper). When sharpening a knife, you hold the blade at a specific angle and run it along with the sharpening stone. This will help to remove any nicks or dull spots on the blade.

What kind of skills are required to use whetstone?right knife sharpening angle

You need sharpening skills to use sharpening stones. However, you don’t have a sharpening skill requirement for sharp files. If you are a beginner at knife sharpener, then the sharp file is an easy way to sharpen your knives.
The sharpening stones require the following skills:

  • patience
  • steadiness
  • accuracy
  • focus
  • good hand-eye coordination

 Pros using sharpening stone :

  • sharpens knives quickly
  • leaves a sharp edge

Cons sharpening stone :

  • can be difficult to use correctly
  • can be time consuming

Why we should use whetstone rather than sharpening files for knives?

The sharpening stone is a much better sharpener than the sharpening file. You can use a sharpening stone to sharpen your knife in different ways, but with a sharp file, you will have limited options for sharpening your knives.

KING KW65 1000/6000 Grit Combination Whetstone with Plastic Base

KING KW65 1000/6000 Grit Combination Whetstone with Plastic Base


Knife Sharpening Stone Set, HMPLL Whetstone Knife Sharpener Stone Set 4 Side Grit 400/1000 3000/8000



Guide to choosing a whetstone for knife sharpening

The sharpening stone is a popular tool for sharpening knives. There are many different types of sharpening stones, each with its own advantages and disadvantages. Some of the most common types of sharpening stones include diamond stones, Waterstones, Arkansas stones, and oilstones.

Diamond stones

This stone are the hardest type of sharpening stone and is made from a sharpening compound called diamond dust. The sharpening process involves rubbing the sharpening stone against the edge of the knife to remove any burrs left behind by previous sharpening methods.


Whetstone is softer than diamond stones, so they do not scratch the blade as easily when sharpened with them. They come in a wide range of hardness levels, from hard to soft. The sharpening process is the same as with diamond stones sharpening the edge by rubbing it against another sharp object such as an abrasive paper or stone grit.

Arkansas stones

This stone is made from fine-grained sedimentary rock that has been ground into small pieces and then bonded together with resin. They are the sharpest type of sharpening stone and can be used to sharpen both straight-edged and serrated knives.


Oil stones are made from a combination of hard, fine-grained rocks and oil. The oil is used to help lubricate the sharpening process, preventing the blade from scratching the sharpening stone.

Sharpening Process by Stone

The sharpening process for sharpening stones involves rubbing the sharpening stone against another sharp object such as an abrasive paper or stone grit. It is important to make sure that you are using a sharpening method suitable for your type of knife and its intended use, otherwise, this could result in damage being done to your sharpening stone. The sharpening process should be done carefully and gently, as sharpening stones can damage the blade if too much pressure is applied and/or for too long of a period without sharpening it regularly. If you notice any small chips on the edge of your knife after sharpening, do not panic! Just sharpening it again gently will usually remove them.

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How does a file work to sharpen a knife?

A file is a metal tool that is used to sharpen the blades of knives and other sharp objects. It has a series of ridges that run down its length, which helps to remove material from the blade. To use a file, you hold it at a specific angle and drag it along the blade.

Pros using File for knife sharpening :

  • easy to use
  • quick and simple to sharpen knives with


  • doesn’t leave as sharp of an edge as a sharpening stone
  • can be difficult to get the angle correct

Guide to select a sharpening file for sharpening knife

There are five different types of files that you can use for sharpening knives: bastard, mill, round, diamond and triangular. Each type of file has its own unique properties that make it better suited for sharpening specific types of blades. Let’s take a closer look at each one.

Bastard File

Bastard File review A bastard file is probably the type of sharpening stone that you are most familiar with. It’s a rectangular sharpening tool (usually around 12″ long) that can be used to sharpen any kind of blade. The main advantage of using this sharpening method is its versatility: it can be used on both sides and produces an extremely sharp edge.

Mill File

A mill file is a long, thin sharpening stone that is used to sharpen blades with delicate or rounded edges. It has a smooth surface and tapered sides, which makes it perfect for sharpening knives with intricate designs.

Round File

A round file is a cylindrical sharpening tool that is used for sharpening blades with rounded edges. You can find this tool in various sizes: small, medium and large. It’s usually made out of aluminum or stainless steel but some models also come with a wooden handle.

Diamond File

Mill File reviewA diamond file is a sharpening stone that has been coated with industrial diamonds to increase its sharpness. It is used to sharpen blades with hard, brittle edges.

Triangular File

A triangular file is a sharpening stone that has been cut into the shape of a triangle. It is used to sharpen blades with sharp, pointed edges. This type of sharpener is also available in different sizes: small, medium and large.

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Triangular File review

FAQs on whetstone vs file knife sharpener

Are sharpening stones better?

There is no definitive answer when it comes to sharpening stones vs files. Some people believe that sharpening stones are better because they offer a more consistent sharpening angle. Others believe that files are better because they are more versatile and can be used for sharpening a wider variety of objects. Ultimately, the best sharpening method for you will depend on your personal preferences and sharpening skills.

Can you sharpen with a file?

Yes, you can sharpen with a file. However, it is important to note that files are not as sharp as sharpening stones and they require more skill to use correctly. You should only use a file if you are experienced in sharpening tools with files.

What type of stone do I need?

There is no one-size-fits-all answer to this question. However, there are a few things you can consider when choosing a sharpening stone:

  • The type of steel the knife is made from
  • The sharpening angle you want to use
  • The level of sharpness you desire

Is a sharpening stone better than a knife sharpener?

The sharpening stone is not a sharpener. Instead, it is better to think of sharpening stones as tools you use with your sharpener (like sandpaper). You can use them together or separately depending on the type of sharpening you need.

Sharpening Stone VS File: which is the best method?

So, which is the best sharpening method? In general, a sharpening stone is a better option than a file, because it can help to remove more material from the blade. A sharpening stone also allows you to sharpen your knife at different angles, which is important for achieving a sharp edge. However, if you are looking for a quick and easy sharpening method, then a file may be the better option for you.

In conclusion, both sharpening stone and file have their own pros and cons. It is important to consider your needs and preferences before deciding which is the best sharpening method for you!

In our opinion, the sharpening stone is the better option. It leaves a sharper edge and is easier to use correctly.

About the author

Introducing Gias, an Engineer and Kitchen Knife connoisseur with a specialization in Japanese Knives. With over five years of dedicated testing, reviewing, and research experience, Gias brings a wealth of knowledge to the world of kitchen knives. Passionate and deeply committed, Gias has created this site as personal documentation of their unwavering love for kitchen knives.