Best Fishing Knives in 2021 – Top 5 Product Reviews

When you go fishing, you do more than just actually fishing. For example, you need to dice bait or cut line, which requires a good knife. However, finding a high-quality fishing knife is not as easy as it sounds.

Unless you want to settle for a typical knife that might probably lose quality over time, it’s essential to look for a good one that lasts and can fulfill all of your needs. Since there are so many products out there, you might feel a little overwhelmed.

This is why we’ll break down 5 top-quality fishing knives for you, and we will also present some features to take into consideration when looking for such a product. Let’s make sure you get to buy the best knife out there!

Quick Picks

If you think you don’t have enough time to go through all of the products we reviewed, here is a quick top 3 for you: 

Morakniv Companion Fixed Blade Outdoor Knife with Sandvik Stainless Steel Blade, 4.1-Inch, Military Green
Rapala 6" Fish'n Fillet Knife / Single Stage Sharpener / Sheath
KastKing Bait Knife and Fillet Knife, Boning and Food Prep Knives, 9 inch Fillet Knife
Morakniv Companion Fixed Blade Outdoor Knife with Sandvik Stainless Steel Blade, 4.1-Inch, Military Green
Rapala 6" Fish'n Fillet Knife / Single Stage Sharpener / Sheath
KastKing Bait Knife and Fillet Knife, Boning and Food Prep Knives, 9 inch Fillet Knife

Best Fishing Knives Reviews

#1 Morakniv Companion Fixed Blade Outdoor Knife with Sandvik Stainless Steel Blade  – Best Durability

Morakniv Companion Fixed Blade Outdoor Knife with Sandvik Stainless Steel Blade, 4.1-Inch, Military Green
  • BUSHCRAFT KNIFE: The perfect all-in-one knife for outdoor enthusiasts, this outdoor knife makes an ideal camping knife,...
  • PREMIUM BLADE: 0.08-inch thick hardened Sandvik 12C27 stainless steel knife blade stays sharp longer than carbon steel...
  • HIGH-FRICTION HANDLE: Made with an ergonomic polymer handle with a soft friction grip and finger guard, this knife is...

You need a fishing knife that lasts, and for that, this high-quality Swedish steel razor is more than suitable. Basically, this knife can be tough enough to deal with whatever you need and will not lose its sharpness that easily. Not to mention that it is tough and has a sharp razor, and it can stay sharp much longer than carbon steel.

What we liked is the fact that it’s less likely to rust, making it an even better ally when you’re out in nature. Also, it comes with a nice sheath, a color-matching one. You can find this knife in a variety of sheath colors, which is great for people who have preferences in terms of looks as well.

This knife is great for multiple things. You cannot only use it for fish but also for other things such as cutting tinder. It’s very safe as it’s comfortable in the hand and will offer you much better performance, even when dealing with cold and wet conditions.


  • Very safe to use
  • It is great for a variety of things
  • It comes with a sheath
  • Multiple color availability
  • High-quality
  • Less prone to rust


  • It may be a little small

#2 CASE XX WR Pocket Knife Yellow Synthetic Fishing Knife Item #120 – Best for Fish Scaling

Case Yellow Fishing Pocket Knife
  • Tru-Sharp surgical steel blades
  • Long clip blade and scaler with hook disgorger; Hook sharpening stone; smooth yellow synthetic handle
  • Great pocket knife for fishing

You may want to go for stainless-steel blades, and if that’s the case, you might love this product. The knife is made from stainless steel to make sure it will not rust easily, as it can be used even in damp environments with no issue.

The knife is great for a variety of things, being suitable for use indoors as well as outdoors. For fishing, this knife is amazing – the blade is less sharp, so it is great for scaling the fish. It will not cut the skin in the process.

What’s even better is that there is a hook disgorger on the tip of the fish scaler blade, which you can use to remove the hook from the fish’s mouth. As a result, you will protect your fingers in the process, since this would be a little dangerous to do with your bare hands.


  • The edge makes fish scaling easy
  • Stainless-steel
  • Can help you get rid of the hook safely
  • The handle maintains the toughness of the blade
  • The long clip blade can be used as a multi-purpose blade
  • Great for outdoors and indoors


  • The blades are thin and flimsy

#3 Rapala Fish ‘N Fillet Knife with Sheath – Most Amazing Construction

Rapala 6" Fish'n Fillet Knife / Single Stage Sharpener / Sheath
  • The product is Fish 'N Fillet 6" Knife
  • Easy to use
  • The product is manufactured in China

You will look like a true professional when using this knife. With such a stylish handle and sheath, it is surely an attention-grabbing knife. Moreover, the product is great for fishing camps because it’s strong and high-quality. Made of European stainless steel, this one has a very sharp edge that will make it easy for you to deal with multiple things while out in nature.

You can choose from four blade sizes for it, which makes it more versatile, especially if you have to use it for more than one chore. There is also a birch handle that secures the blade. Not to mention that the sheath is a fine tooled leather Laplander one. To make sure you’re always safe, it has a “safety-first” free-swing belt loop attached.

To keep the blade razor-sharp at all times, it comes with an easy-to-use single-stage sharpener.


  • Has a finely tooled leather sheath
  • It comes with a single-stage sharpener
  • Stainless-steel construction
  • It comes in a variety of sizes


  • It’s easy to be misled by the pictures and receive a smaller knife than needed

#4 KastKing Fillet Knife 9 Inch, Professional Level Knives for Filleting Fish – Best Non-Slip Grip

KastKing Bait Knife and Fillet Knife, Boning and Food Prep Knives, 9 inch Fillet Knife
  • Razor Sharp Stainless Blades – All new KastKing fishing fillet knives and the 5” Bait Knife utilize premium, razor...
  • Non-Slip Super Polymer Grip - We use the most comfortable and slip-resistant, super polymer grips for your safety and...
  • The Right Knife For The Job - The 5” Bait Knife is stiff and strong, it has a serrated top edge that makes cutting...

Looking for something cheap but effective and high-quality? Say no more – this blade might be just the one you’re looking for. The non-slip grip will make it safe for you to use the knife – so, you can rest assured that you can deal with most things fishing related. It will also feel comfortable in your hand, which is even better.

The blade is a stainless-steel one, with a black finish, making it very stylish. As such, the blade will maintain its quality in various conditions, whether it deals with fresh or saltwater.

What’s more, it comes with a protective knife sheath as well. The sheath is durable and lightweight, and aside from keeping the blade safe, it will keep you safe as well. Because the blade is curved, it will offer amazing flexibility, thus being great for fillets.


  • The grip is non-slip for comfort and safety
  • Affordable
  • It has a flexible blade
  • Stainless-steel construction with black finish
  • It comes with a lightweight and durable sheath for more safety


  • It isn’t the sharpest blade
  • If you use too much force, it can easily bend

#5 Bubba Tapered Flex Fillet Fishing Knife – Most Precise

BUBBA 7 Inch Tapered Flex Fillet Fishing Knife with Non-Slip Grip Handle, Full Tang Stainless Steel Non-Stick Blade, Lanyard Hole and Synthetic...
  • DIMENSIONS: 13” overall length with 7” blade
  • EASE OF USE: Non-Slip Grip handle for outstanding grip security providing ultimate knife control with trigger grip for...
  • RELIABLE: Features safety guards for protection from the blade and spines of fish

This BUBBA fillet fishing knife has just what you need for fishing. It is reliable, as it has safety guards so you can be protected against the blade and the spines of the fish. What really impressed us, though, was its durability. Despite being thin, the blade is easy to maneuver and makes it easy to use. The cutting will be very precise, and you can cut the meat without any loss, which is why it’s so great for fishing.

Not to mention that the blade is rust-resistant because it is Ti-Nitride coated. It can easily cut through scales and has a very sharp tip, which makes cutting a piece of cake. For hands-free carry, the blade includes a sheath with a belt loop.

We also liked the fact that is has a non-slip grip handle, so you have grip security whenever using it. This makes things easier and safer.


  • The fish fillet knife is stiff and easy to control
  • It comes with a sheath with a belt loop
  • Precise cut
  • Non-slip grip handle
  • It has a rust-resistant blade thanks to the Ti-Nitride coating


  • The handle is not the best in terms of quality

Fishing Knives Buying Guide

When purchasing a fishing knife, one of the important things to do is comparing products. It is the only way to make sure you find something good and reliable. To be able to do that, you need to know what features to consider before buying. You will find them in the following list.


The flexibility of the knife will influence how good it is. Flexibility is very important when it comes to cutting and slicing, as the flexible it is, the easier it will be for you to do the filleting.

But you need to know that the flexibility will depend on how thick the blade is. If the blade is thinner, then it will have more flexibility. Shorter blades are the ones with more flexibility in general, and they are great when dealing with smaller fish and when you need to make sharper cuts.

Thicker blades, on the other hand, will be less flexible but will be better when you have to deal with bigger fish.


There are multiple factors that determine whether a knife is durable or not. Durability is crucial if you don’t want to replace your knife every month or so.

The steel type that you choose has a great influence on whether it’s going to last or not. For instance, stainless steel makes the blade more resistant to rust. On the other hand, softer steel will not do the same, and will not maintain its edge either.

Conversely, harder steel may not flex the way it should. Also, you need to maintain the knife properly, or else it can break, rust, or become dull.


Make sure you take a look at the size of the knife before buying one. Size is one of the main factors to consider as it can influence how accurately you cut with it, or how good it is at scaling, filleting, and other actions. Most of the time, if you need a fillet knife, you can find one that is about 4”-8”.

Conversely, you can find multi-purpose tools, sport blades or folding knives that are about 2”-4”. Having said that, you need to determine the purpose of the knife before you purchase one. If you want a pocket knife, for instance, you should look for a smaller blade, as it’s more comfortable and easy to carry.


Knives intended for fishing come in different types, and you need to know which one to choose before your purchase. If you are looking for a blade that is more compact and portable, then a folding knife may be the best choice for you. Additionally, if you want a knife to keep together with your fishing equipment, then a fixed blade may be the right one.

Therefore, consider how you’ll be carrying and using a knife before actually choosing one. In the end, it will be up to you if you pick a Japanese fishing knife or any other type.


As you probably know already, knives come in different materials. The material will influence the durability and sharpness of the blade, while the handle material will affect its durability and whether it slips or not. For fishing knives, the most popular materials are 5Cr steels, 420 steels, 7Cr steels, and stainless steel.

At the same time, when it comes to the handle, the most popular materials include polymer, rubber, nylon, GFN, G-10, cork, and micarta. So, do your research and make sure to pick one that will allow a solid grip even when it gets wet.


There are various brands of knives, some more prestigious than others. However, you shouldn’t decide solely based on the brand. For example, one of the most popular ones is Cutco, a brand known for its knives and other accessories. But it’s not the only one. So, before you buy a Cutco fishing knife, make sure to check products from other brands as well and do a thorough comparison to determine which one is the best for you.

The Bottom Line

If you want to get yourself a proper fishing knife, it’s important to do your research and only settle for the best product out there. Whether you’re searching for a fishing knife set or a single fishing pocket knife, it’s essential to look for something that is not only durable but also has everything that you need.

In our guide, you were presented with various products that are worth investing in. We also included some important aspects to consider before you spend your money on a knife. As such, we hope our information was helpful and you will find the best knife for you.


James S. Hankins

James is an expert fisherman who was lucky enough to spend much of her childhood chasing salmon, trout and sea trout..Have a question, need some help, or want to give your opinion? Drop us a comment below!

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