What knife stays sharp the longest?

What knife stays sharp the longest? - Looking for a knife that stays sharp the longest? Discover the top options for blade materials and designs.

What knife stays sharp the longest?

What knife stays sharp the longest?

How long the knife will stay sharp is one of the most crucial factors to take into account when purchasing a knife. To easily cut through resistant materials and to ensure accuracy and precision in your cutting operations, you must have a sharp knife. Yet because there are so many various kinds of knives available, it can be challenging to figure out which one will keep its edge the longest. In this post, we'll look at some of the elements that contribute to a knife's sharpness as well as a few blades that are renowned for their durability.

Understanding Knife Sharpness

Before delving into the intricacies of various knife types, it's critical to comprehend the variables that determine a knife's sharpness in the first place. The angle of a knife's edge and the steel's grade are both factors that affect how sharp it is. Knives with thinner edges and harder steel typically retain their edge for a longer period of time, but knives with thicker edges and softer steel need to be sharpened more frequently.

The angle at which a knife is sharpened, how frequently it is used, and the materials it is used to cut are other variables that might affect a knife's sharpness. For instance, slicing through hard objects like bone or thick rubber can quickly cause a knife to lose sharpness, whereas cutting through softer objects like fruits and vegetables is less likely to do so.

Sharpness of Medford Knives

Medford Knives is one business that is renowned for creating knives with remarkable sharpness and durability. Medford Knives is a Phoenix, Arizona-based company that specialises in creating top-notch knives for collectors, outdoor enthusiasts, and members of the military and law enforcement.

Premium materials and cutting-edge designs are hallmarks of Medford Knives. They exclusively use the best steel, such as CPM S35VN, CPM 3V, and M390, for their blades. These steel varieties are renowned for their toughness, resistance to rust, and wear, making them perfect for knives that need to maintain their edge for lengthy periods of time.

According to Knife and Carry, Medford Knives give significant attention to the design and manufacture of their blades in addition to using high-quality steel. Each blade is carefully made and balanced using cutting-edge manufacturing techniques, which helps to reduce any wear and tear that might happen during use.

Comparison Table

To help you compare some of the most popular knives on the market, we've put together a comparison table of some of the top performers in terms of sharpness and longevity.

Knife Name

Blade Material

Blade Length

Blade Thickness



Medford Praetorian


4 inches

0.190 inches

59-60 HRC


Benchmade 940-1


3.4 inches

0.115 inches

59-61 HRC


Spyderco Paramilitary 2


3.4 inches

0.145 inches

58-59 HRC


Kershaw Leek

Sandvik 14C28N

3 inches

0.09 inches

55-62 HRC


Buck Knives 110 Folding Hunter


3.75 inches

0.12 inches

58 HRC



Q: What is the best type of steel for a knife?

A: There are many different types of steel used for knife blades, but some of the most popular include CPM S35VN, CPM 3V, and M390.

Q: How can I maintain the sharpness of my knife?

A: To maintain the sharpness of your knife, it's important to use it properly and to avoid using it on hard or abrasive surfaces. You should also sharpen it regularly, either by using a sharpening stone or by taking it to a professional knife sharpener.

Q: Can I sharpen my own knife at home?

A: Yes, you can sharpen your own knife at home using a sharpening stone or a honing rod. However, it's important to be careful and to use the proper technique to avoid damaging the blade.

Q: How often should I sharpen my knife?

A: The frequency with which you should sharpen your knife depends on how often you use it and what types of materials you're cutting. As a general rule, you should sharpen your knife whenever it starts to feel dull or when it's not cutting as easily as it used to.


In conclusion, selecting a knife that will maintain its edge for a long time necessitates careful consideration of a number of aspects, such as the type of steel used, the thickness of the blade, and the overall style and construction of the knife. Medford Knives, Benchmade 940-1, Spyderco Paramilitary 2, Kershaw Leek, and Buck Knives 110 Folding Hunter are some of the best-performing knives on the market, while there are many others that are renowned for their durability. You may enjoy a tool that will serve you well for many years to come by choosing a knife that matches your needs and taking care to keep it sharp.

Further Reading

If you're interested in learning more about knives and their care and maintenance, there are many great resources available. Some books to consider include: 

"The Complete Guide to Sharpening" by Leonard Lee 

"The Art of the Japanese Sword" by Yoshindo Yoshihara. 

There are also many online forums and communities dedicated to knife enthusiasts, where you can connect with other collectors and get advice on choosing and caring for your knives.

Laurel Divlio
Laurel Divlio

Evil student. Web fan. General coffee scholar. Avid music geek. Infuriatingly humble musicaholic.

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