11 Best Knife Sharpener for Fillet Knives

With time, your fillet knife will lose its edge and this may affect your overall performance when processing fish. Plus, a dull fillet knife is very hard to work with and is, therefore, likely to waste your time.

Aside from that, a defective knife can easily damage the fish, resulting in serious losses. To avoid this, you can hone your knife using the fillet knife sharpeners that we have listed below.

Our review list is inclusive of both manual and electric sharpeners, so you are the one to choose the tool that best suits you.

With the right fillet knife sharpener, you can safely hone your knife without cutting yourself or damaging the cutting edge.

11 Best Knife Sharpener for Fillet Knives

Our Top Pick: AccuSharp AS010C-BRK

AccuSharp Fillet Knife Sharpener - Diamond-Honed Tungsten Carbide...
  • EASY TO USE FILLET KNIFE SHARPENER: The AccuSharp Fillet Knife Sharpener is a must for every tackle box. If you own a fillet knife, you need this sharpener.
  • GET A SHARP EDGE IN 10 SECONDS: A sharp blade makes it easier to get work done quickly and safely. The innovative AccuSharp Knife Sharpener lets you sharpen most blades in around ten seconds.

We chose the AccuSharp AS010C-BRK as our top pick because it is highly efficient and also comes at a favorable. To add to this, it features a straightforward design and is, therefore, easy to use.

This manual knife sharpener is specially designed for fillet knives and other non-serrated blades, but it can as well come in handy when honing serrated knives, making this one of the versatile options that you can consider adding to your honing kit.

The fact that it can sharpen a wide range of blades makes it reliable. This equipment is fitted with tough tungsten carbide sharpening blades that will allow you to sharpen the edge of your fillet knife with just a few strokes.

Plus, the AccuSharp AS010C is somewhat unique compared to most of the sharpeners on our review list in that you have to run it over the knife rather than running the knife through it.

Besides, it has an ergonomic handle that will provide you with a comfortable user experience. As a result, you will be able to make repeated passes without getting fatigued.

It also features a full-length finger guard for user safety. As such, the knife won’t cut your fingers as you make the passes.

The materials used in the construction are of superior quality, so you can buy this tool knowing that it will serve you for a long period of time.

If used correctly, the AccuSharp AS010C-BRK can deliver a razor-sharp edge that will allow you to cut through the fish effortlessly.

Pros

  • Ambidextrous design
  • Interchangeable blade guides
  • Dishwasher safe

Cons

  • The grip area is not textured

Best Electric: Presto 08800 EverSharp Electric Knife Sharpener

If you prefer electric sharpeners, the Presto 08800 may just be the right tool for you. With the help of this equipment, you can easily restore the sharpness of your knife without breaking a sweat.

This is a two-stage sharpener, so it can help you hone the cutting edge of your knife to the preferred level of sharpness.

With that being said, the first stage of the sharpening process creates a precision edge that will improve the knife’s overall performance. On the other hand, the second stage polishes the cutting edge to a fine finish.

Furthermore, the integrated blade positioning guides will set the knife at the most appropriate sharpening angle. This feature not only eliminates guesswork but will also provide you with consistent results.

The sapphirite honing wheels on this machine perform exceptionally when it comes to sharpening dull edges. Also, they are extremely hard and equally resistant to wear.

Moreover, the Presto 08800 EverSharp Electric Knife Sharpener is easy to work with since you only have to pass the knife through the slots.

This device can sharpen knives with steel blades, carbon, and other commonly used alloys. It will deliver exceptional results in all scenarios, so all you have to do is to ensure the knife is placed inside the slot.

To top it all up, this unit features a wide base that offers optimum stability. Not just that, the suction cups will ensure that it stays in place throughout the sharpening process.

Pros

  • Reliable 2-stage sharpening system
  • Automatic blade positioning system
  • Non-slip base

Cons

  • The sapphirite wheels can be quite abrasive

Best Multipurpose: Work Sharp WSGFS221 Guided Field Sharpener

Work Sharp Guided Field Sharpener, Gray
  • COMPLETE KNIFE SHARPENER - field, home or shop use designed for sportsmen who need a complete, compact field sharpening solution. The diamond plates can be easily removed to expose a broad head wrench to speed sharpening in the field. Diamond plates can be attached with the abrasive exposed or flipped over during transport in your gear bag.
  • DIAMOND PLATES, CERAMIC RODS, LEATHER STROP, & SHARPENING GUIDES - provide a fast, easy & consistent sharpening solution for knives & camp tools. The ceramic honing rod rotates to expose coarse & fine honing surfaces, as well as a grooved surface for sharpening fish hooks. A second, small ceramic rod is used for sharpening serrations

The Work Sharp WSGFS221 has a long list of features that you will find helpful when sharpening fillet knives.

For starters, it is highly portable, meaning you can carry it to wherever the work may take you. In terms of performance, it is designed with sharp diamond plates that allow for smooth and easy grinding of dull edges.

With the built-in angle guides in place, you will be able to sharpen your knives without causing any damage to the cutting edges.

More to this, the diamond abrasives are conveniently placed for precision grinding. Also, it offers both fine and coarse grit knife sharpening systems, so you can use the side that matches the task requirements.

To add to its list of features, the WSGFS221 has a ceramic rod that allows users to hone the edges of their knives to an impeccable sharpness. It looks somewhat like a stone sharpener, but it is way more efficient.

Plus, the leather strop is specially designed for polishing applications while the small ceramic rod can come in handy when honing serrated knives.

The good thing about this tool is that it will hone the blade with each pass that you make, thereby grinding the knife to the preferred level of sharpness.

It can as well be used when sharpening fish hooks or any other dull tool that can fit the sharpening facets.

Pros

  • Can sharpen different styles of blades
  • Reliable freehand sharpener
  • Durable diamond plates

Cons

  • Poor ergonomics

Best Budget Buy: Smith’s CCKS 2-Step Knife Sharpener

Smith's CCKS 2-Step Knife Sharpener
  • Crossed Carbide Blades Provide Quick Edge Setting
  • Crossed Ceramic Rods Provide a Razor Sharp Edge

Are you on a tight budget? If so, this two-stage sharpener may just be the right tool for you. Despite its size, the Smith’s CCKS has amazing features that will greatly assist you when honing a dull blade.

And like the Presto 08800, it features a 2-stage sharpening system that will help you sharpen your fillet knife according to your preference.

It is equipped with pre-set crossed carbide blades that will make your work easier when restoring defective fillet knives.

But, that is not all; it also has ceramic rods that will ensure the edge is well polished, thus providing you with an ultra-sharp cutting tool. This makes the Smith’s CCKS one of the handheld knife sharpeners that you can depend on.

Plus, it is a top-rated sharpener, so you can buy this product knowing that it will serve you well. It is fitted with non-slip rubber feet on either side to increase stability when you are sharpening.

In addition to this, it is extremely lightweight and is, therefore, suitable for all users. As such, it will enable you to sharpen multiple knives without straining yourself.

This ceramic sharpener will provide you with consistent blades in all sharpening sessions, making it super convenient.

Thanks to its versatile design, it can hone virtually all straight-edge blades without damaging your knife. Besides, the sharpening points have the right level of grit, so you won’t have to worry about anything.

Pros

  • Portable sharpener
  • Convenient 2-stage system
  • Easy to use

Cons

  • Likely to whittle the knife over time

Best Mid-Range: SunrisePro Supreme Knife Sharpener

SunrisePro Best Kitchen Knife Sharpener For Straight And Serrated...
  • 𝟑 𝐒𝐰𝐢𝐩𝐞𝐬 𝐭𝐮𝐫𝐧 𝐝𝐮𝐥𝐥 𝐤𝐧𝐢𝐯𝐞𝐬 𝐬𝐡𝐚𝐫𝐩 – 𝐨𝐮𝐭𝐝𝐨𝐨𝐫 𝐛𝐥𝐚𝐝𝐞𝐬 𝐭𝐨𝐨! Blunt kitchen knives? Dull cutting tools? Don’t waste time with a whetstone kit! Just 3 swipes with SunrisePro highly efficient knife blade sharpener make old knives cut like brand new - in seconds. IDEAL FOR chef’s knife, butcher knife, hunting knife, pocket knife, and more. (everything except scissors and fine toothed knives)
  • 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐬 𝐩𝐫𝐞𝐜𝐢𝐬𝐢𝐨𝐧 𝐞𝐝𝐠𝐞 𝐢𝐧 𝟐 𝐬𝐞𝐜𝐨𝐧𝐝𝐬 – 𝐧𝐨 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 𝐫𝐞𝐪𝐮𝐢𝐫𝐞𝐝! Multi Functional multi-blade sharpening tool make knife sharpening AS EASY AS 1, 2, 3 - Simply calibrate the point, the tip and add a precision edge to your knife. Really! Try it, you’ll see, it’s THAT easy.

The fillet knife sharpener from SunrisePro is also another reliable option that is worth buying. This equipment can effectively sharpen a dull knife with a few passes.

Moreover, it will help you get the job done in three easy steps, so you won’t have a hard time when using this tool.

It is fitted with tough abrasives to ensure that users get long-lasting service. Additionally, this tool can sharpen fillet knives with exact precision, making it even more efficient.

You can achieve razor sharpness by simply passing the knife through the sharpener. If you hone the knife correctly, it will be sharp enough to cut through fish bones.

Another feature that is worth mentioning about this manual sharpener is that it has a cylindrical base that is designed for stability.

That said, it won’t topple over when you are honing the knife. It is able to achieve this function with the help of the strong suction cap attached to the base.

More to this, the materials from which this tool is made are of premium quality, so you can rest easy knowing that it will serve you extensively.

This product is somewhat similar to the WSGFS221 in that it is a multipurpose knife sharpener, so its use can apply when honing different blade types.

Pros

  • Multi-blade design
  • Conveniently designed
  • Sturdily built base

Cons

  • Has a fixed blade angle

Best for Professional Use: Chef’sChoice Trizor XV

Chef'sChoice Trizor XV EdgeSelect Professional Electric Knife...
  • CONVERT YOUR KNIVES: Ideal for converting traditional 20-degree factory edges of household knives into high performance Trizor XV 15-degree edges
  • DIAMONDS: Advanced stropping stage and 100 percent diamond abrasives for sharpening straight edge and serrated blades. Noise is between 65 dB and 75 dB

Featuring a 3-stage sharpening system, this tool is not only efficient but also reliable. It uses 100% diamond abrasives in the first two stages for maximized performance.

The third stage of the sharpening process involves the use of flexible abrasives that will help you polish the knife to a perfect finish.

And since it’s an automatic knife sharpener, you’ll only have to pass the blade through the right sharpening slot and the machine will do the rest.

Like most electric sharpeners on our review list, the Trizor XV has a straightforward design and is equally easy to use.

The slots are conveniently labeled for identification purposes. Aside from saving you time, this feature will ensure that you get the right results when sharpening blades.

To make it even more efficient, the honing blades are set at different angles to boost the sharpener’s overall performance.

All the slots can come in handy when sharpening blades with extremely dull edges. And it won’t matter whether the blade in question is serrated or plain-edged, the Trizor XV will ensure that you get top-grade results in all scenarios.

The precision angle guides will enable you to sharpen your fillet knife according to your needs, thereby providing you with a sharp edge that will allow you to slice through fish meat effortlessly.

Pros

  • Good quality
  • Tough diamond conical abrasives
  • Non-slip base

Cons

  • A bit noisy

Most Ergonomic: Gelindo 3 Stage Knife Sharpener

Gelindo 3 Stage Knife Sharpener - Ceramic, Coarse and Fine -...
  • 3-STAGE SHARPENING: The Gelindo knife sharpener uses a 3-stage process to quickly sharpen your knives in just 3-4 pulls without worrying about getting the right angle
  • WORKS ON MOST KNIVES: This knife sharpening system hones both ceramic and steel blades and accommodates all sizes including paring, hunting, military, fishing, and folding knives.

If you are in search of a fillet knife sharpener with precision sharpening edges, then this may be the appropriate product for you.

Like most sharpeners in its class, it has a three-stage sharpening system that will assist you when honing both damaged and dull knives.

Since the manufacturer cares about your comfort, this equipment features an ergonomically designed handle that will provide you with a firm grip when sharpening knives.

Also, the grip area is rubberized to prevent slippage when the tool is in use. This specialized sharpener can take on any sharpening task that you may throw at it. It can sharpen a wide range of cutting tools, including ceramic knives.

When using this tool, ensure that you don’t move the knife back and forth since this may damage the blade. Instead, you should apply backward strokes without pressing the knife downward.

Each slot is labeled for your convenience, so you won’t experience any problem finding the grit type that you intend to use.

Pros

  • The grinder head is removable
  • Lightweight design
  • High-grade diamond abrasives

Cons

  • Fixed sharpening angles

Best High End: Work Sharp Culinary E5

Work Sharp Culinary Kitchen Knife Sharpener with Ceramic Honing...
  • Factory-sharp edges: The only kitchen knife sharpeners using flexible sharpening belts – the same method used by manufacturers to sharpen their knives.
  • Fast pre-programmed sharpening: the E5 sharpens your knives at the touch of a button in less than 90 seconds. Three settings allow you to shape, sharpen, or hone your knives depending on how dull they’ve become. The sharpener automatically turns off at the end of the cycle.

Work Sharp presents you with yet another high-performance fillet knife sharpener that will dramatically change how you hone your knives.

It is one of the most expensive products on our review list and also has advanced features that will provide you with the sharpest blades.

We highly recommend the Work Sharp Culinary E5 mainly because it features an integrated vacuum that will keep your kitchen countertop free of metal filings.

In addition to this, the control panel is strategically placed to give you easy and quick access to the power function. Moreover, it has all the features that you may look for in electric sharpeners.

Include in the package is a ceramic rod that can assist you in multiple ways, especially when tackling polishing tasks.

More on the rod, it features an ergonomic handle that will provide you with a comfortable sharpening experience.

According to the manufacturer, this machine can deliver a razor-sharp edge in less than two minutes. With that said, you won’t have to make multiple strokes to get the perfect cutting edge.

What’s more, it has a stylish design, so it can go well with a wide range of kitchen decors. And because it has three sharpening cycles, it not only sharpens but can as well shape and polish the edges of fillet knives.

Like the electrical sharpeners before and after it, this device is fitted with sharpening guides for enhanced accuracy. Lastly, the non-slip rubber base will ensure the sharpener stays in place during usage.

Pros

  • Innovatively designed
  • Automatic sharpener
  • Ideal for professional use

Cons

  • The abrasive sharpening belts wear out with repeated use

Best Multi-Mode: Presto 08810 Professional Electric Knife Sharpener

Presto 08810 Professional Electric Knife Sharpener
  • Easy 3-stage sharpening system for professional results at home, anytime.
  • Sharpens kitchen and sport knives, even Santoku knives.

This professional electric knife sharpener is just as reliable as the Presto 08800, but the only difference is that the former has a 2-stage system while this model features a 3-stage sharpening system.

You can tell that this machine was designed for performance just by looking at its impressive design. It provides you with a ton of features that will help you hone your knife like a pro.

The abrasive slots offer the right level of grit for each sharpening stage and enable users to sharpen dull edges without chipping the knives.

As such, you can use coarse, extra-fine, or medium grit. Additionally, this device has three modes that you can choose from, depending on how thick the knife is.

This machine uses sapphirite wheels in the first two phases of the sharpening process, while the stage is dependent on ceramic abrasives.

If you are looking for a reliable sharpener for fillet knives, the Presto 08810 is one of the products that you can count on. It performs better compared to most automatic and manual fillet knife sharpeners in the market.

It also offers great versatility and can hone different style blades, including stainless steel knives. On the downside, it takes up more counter space compared to most electric knife sharpeners in its class.

Pros

  • Durable construction
  • Has a non-slip cushion base
  • Impressive sharpener

Cons

  • Somewhat loud

Honorable Mention: LINKYO Electric Knife Sharpener

Designed with an automatic blade positioning system, this sharpener will set your fillet knife at the right sharpening angle, thus increasing the surface area for maximum contact.

As a result, the knife will be honed faster without deforming the cutting edge. Plus, it can reshape dull blades, thus making it a dependable honing tool.

This machine is designed with your safety in mind, so you won’t have to worry about anything when honing your knives. It will ensure that the edges are safely sharpened within the shortest time possible.

To add to this, the slots are fitted with the right type of grit, so they won’t cause any damage to your knives.

This auto sharpener is very easy to use since it has a flip-style switch that will help you power up the motor with ease.

And since the vibrator base is fitted with non-slip suction cups, the machine won’t move about during the sharpening process.

It will provide you with a sharp edge that will simplify your work when tackling fish cleaning tasks or when filleting.

If you are after quality, the LINKYO electric knife sharpener is the way to go. Besides, it has reliable plugs that catch the metal filings, thereby keeping your countertop clean.

Pros

  • Quality construction
  • High-performance auto sharpener
  • Multipurpose sharpener

Cons

  • Not suitable for serrated knives

Most Compact: KastKing Auto-Adjust V Fillet Knife Sharpener

KastKing Auto-Adjust V Fillet Knife Sharpener, Orange
  • KEY FEATURES – Small compact size for portability - Sharpen dull knives in seconds - Sharpen straight or serrated blades – Coarse sharpening and fine honing with one simple to use tool – Recessed finger grip prevents injuries, Use it to sharpen your fillet knife, hunting knife, or as a sharpener for a kitchen knife, chef knife, folding knife, tactical knife or survival knife.
  • PORTABLE COMPACT DESIGN– Designed to go anywhere, this small but effective sharpener measures only 3.75” x 2” x 3.75” which makes it ideal for camping, hunting, or fishing trips. It’s small size also means it is easy to store just about anywhere without taking up too much space.

The fillet knife sharpener by KastKing is an ideal option for users who have limited space in their kitchens.

In as much as this equipment may seem small, it is just as efficient as the manual honing tools that we have reviewed above.

It is equipped with tough tungsten carbide abrasives that are specially designed for honing fillet knives.

However, you can also use the KastKing Auto-Adjust V when sharpening other cutting tools that may require you to use a coarse sharpener.

The honing arms are spring-loaded, so they can adjust automatically to match the thickness of your knife.

As such, the cutting edge will be in direct contact with the abrasive surface throughout the sharpening process. In addition to this, the grip area is recessed, allowing for non-slip performance.

The base is also fitted with traction-enhancing attachments that will ensure the sharpener is well secured on the surface of your countertop.

When it comes to durability, you will be happy to know that the materials used in the construction are of good quality and are equally reliable.

Pros

  • Reasonable price
  • Well made
  • Versatile

Cons

  • The housing needs improvement

Frequently Asked Questions

What is the best fillet knife sharpener?

There are several features that you need to consider when choosing a sharpener for fillet knives. The review list above will help you find the right sharpening tool since it highlights all the basic features that a good sharpener should have.

Can electric fillet knives be sharpened?

Yes. However, you will have to use the right electric sharpener to get a razor-sharp cutting edge.

How do you sharpen a cheap fillet knife?

There are different ways through which you can sharpen your fillet knife. As such, you can use a stone sharpener or any of the tools that we have covered in the review list above.

At what angle should I sharpen my fillet knife?

According to knife experts, you should set the knife at an angle of 18° to 21° to reduce the time spent sharpening.

How can you tell if a fillet knife is sharp?

The best way to go about this is by putting the knife to the test. A sharp fillet knife can slice through fish effortlessly and vice versa.

Final Verdict

With the help of a fillet knife sharpener, you can easily hone your blade to a razor-sharp cutting edge that will allow you to cut through fish with minimal strain.

The sharpeners that we have reviewed are of high quality and have also been selected based on extensive research.

That being said, they will allow you to sharpen your fillet knife according to your preference without causing any damage.

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