Best Knife Sharpeners 2025

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Last Updated - 09/06/2025

Best Choice

01

Work Sharp

WORK SHARP® Precision Adjust Professional Knife Sharpener with Fixed Angle 15-30° Diamond Knife Sharpener Manual Sharpening System Set with 3 Grinding Stones

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34% Off
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Versatile – the compact knife sharpener can hold blades with thicknesses up to 6 mm thanks to the innovative 360° clamp. Sharpen kitchen knives, damascus knives, Japanese knives, hunting knives & outdoor knives like a professional
Quick and easy – with the kitchen knife sharpener you can achieve perfect results and make your knives extremely sharp again. With the angle-guided grinding device and the magnetic and removable clamp, knife grinding makes grinding joy again
Professional knife sharpener – with the modern knife sharpener you can grind and sharpen your knives quickly and professionally. The easy-to-use grinding system has a fixed angle guide of 15 - 30 degrees, which can be adjusted in 1° increments
Professional knife sharpener – the angle-guided knife sharpener from the USA comes with 3 sharpening stones. The 2 diamond grinding stones for coarse and medium cut and the ceramic stone for fine grinding can be used wet and dry
Features: professional knife grinder set, dimensions (L x W x H): 15 x 11.5 x 20 cm, weight 700 g, box contents: 1 x knife sharpener with 2 x diamond whetstone grit 320 and 600 (coarse and medium), 1 x ceramic stone fine including guide 15 - 30°, 1 x instructions (English language not guaranteed)

58,13 € 89,29 €(34% Off off)
02

Xzayy

Professional Electric Knife Sharpener with 100% Diamond Abrasives and Precision Angle Guides for Working with Straight Edges and Ceramic Knives in the Kitchen Sharp

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15% Off
9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Please note: In order to ensure that the products received by customers can be used normally, we do knife tests before leaving the factory to test the normal use of the knife sharpener. Therefore, slight chipping of the tool at the bottom is normal and not a by-product of our sales.
HIGH QUALITY 3 STAGE KITCHEN KNIFE SHARPENER - Stages 1 and 2 of the knife sharpening system use 100% diamond abrasive to sharpen and sharpen the edges; Level 3 uses safe grinders to polish and finish the blade, making your knife surface look new. Magnetic knife shavings collection for quick and easy cleaning.
FULL LENGTH EDGE & ELASTIC CONSTANT FORCE DESIGN - Flexible spring guides keep the blade at the ideal angle during use, resulting in more durable, arched edges along the entire length of the blade. Elastic design with constant force for even and powerful sharpening. Each blade is equipped with a safety guide rail to safely protect your blade surface from scratches.
Easy to use - The knife sharpener is equipped with a simple on/off switch; the first sharpening takes about 30 seconds; resharpening takes about 10 seconds. 4-8 sec. For metal knives and 6-10 sec. For ceramic knives. Note: The knife should be evenly retracted immediately after inserting into the sharpener. Do not push forward.
15 DEGREE EDGES & ENERGY SAVING MOTOR - This electric sharpener gives 15 degree knives an ultra-sharp edge and easily converts 20 degree knives into a finer 15 degree edge for easier cutting. German imported motor, strong performance, but more energy efficient.
100% Diamond Abrasive - This versatile straight edge serrated ceramic knife sharpener uses proprietary diamond abrasives, the hardest natural substance to sharpen edges quickly and easily; Works at 60dB to 80dB. Diamond grinding material for metal and ceramic knives.

50,99 € 59,99 €(15% Off off)
03

Lantana

Lantana Smart Sharp Knife Sharpener - Professional 3 Stage Manual Sharpening for Kitchen Knives

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17% Off
9.6

Exceptional

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RISK FREE TRY - Full satisfaction guarantee or you will get your money back. The Smart Sharp is manufactured to the highest standards and is the original and best kitchen knife sharpener with 3 levels - beware of cheap imitations.
Manual knife sharpener with 3 levels - always ensures excellent results. Prepare, sharpen, then fine grinding. Keeps your kitchen knives sharp in a quick and effective way and returns dull knives to their original sharpness.
For kitchen knives with straight blades and wide serrated blades (bread knives), including knives with hardened steel blades. Not suitable for use with ceramic knives, scissors or knives with finely serrated blades.
Easy to use - Your Smart Sharp comes with detailed instructions and quick start video instructions. Lantana is a UK based company with customer service available 7 days a week.
ERGONOMIC DESIGN - The Smart Sharp knife sharpener has a comfortable grip for maximum safety - suitable for left and right handed users. Durable, non-slip rubber backing for a firm and secure grip - on any surface.

18,99 € 22,99 €(17% Off off)
04

Adoric

Adoric Manual 3-Stage Knife Sharpener, Tungsten Steel for Coarse Sharpening Diamond for Medium Fine Sharpening and Special Ceramic for Fine Sharpening (Black)

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9.5

Excellent

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▲ 【What you get】We thank you for every purchase at Adoric. For Adoric high quality is always our top priority. This also applies to this product.
Note: Do not use excessive and strong force, do not pull back and forth. Spice is in the product description.
Environmental protection and safety: Adoric knife sharpener is made of excellent ABS material. With the ergonomic handle, your hands will protect from friction, your hands from being cut. Non-slip rubber base provides you with removable head and stable work surface.
Clever design: 3 x steps, 3 x materials, 3 x grinding methods no. 1 diamond grinding rod for coarse grinding No. 2 solid tungsten steel disc for repairing, No. 3 special ceramic rod for fine grinding and polishing.
A great tool: grinding head is removable and practical. If you have the Adoric 3-stage knife sharpener, you do not need another knife sharpener for kitchen knives, pocket knives, folding knives, hunting knives. Unfortunately, you cannot use the knife sharpener for sharpening scissors and knives with strong wavy blades such as bread knives.

9,99 €
Value for Money

05

SHAN ZU

Shan Zu Sharpening Stone 2-in-1 Whetstone Grindstone for Professional Sharp Knife, Grit 1000/6000 with Non-slip Silicone Holder

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35% Off
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Structure: Anti-slip silica gel and bamboo base, beautiful and environmentally friendly, the most important is anti-slip, ensure the safety of sharpening.
Size: Red 1000 / White 6000, 180 x 60 x 27 mm.
Material: White corundum whetstone with two different sides, a coarse side (1000) and a finer side (6000).
For these knives: Sushi knife, chef's knife, kitchen knife, pocket knife, fruit knife and boning knife and so on.
- - -

20,13 € 31,10 €(35% Off off)
06

B.PRIME

B.Prime Knife Sharpener Classic – 3 Stages Knife Sharpener – Diamond Rods for Coarse Grinding – Tungsten Carbide Steel for Shaping and Sharpening – Ceramic Stone for Honing and Polishing of the Blade

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33% Off
9.1

Excellent

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Real premium quality: For B.Prime has quality always top priority. This also apply for this product. You will acquire a particularly handy knife sharpener, your knife lightning fast instantly returns the original sharpness and without having to use a large muscle strength. Simply pull the knives through the appropriate notch a few times in one direction.
German product development and quality. The product has been carefully developed and thoroughly tested. Thanks to the use of best materials and complete quality assurance, we are absolutely convinced that you will enjoy it for many years to come. -
For almost all knife types: The tool provide you 3 steps. This allows you to sharpen almost all steel knives (except knives with a thick wavy blade such as bread knives). Save yourself the money for knives, because even old blunt knives you get sharp as new thanks to the 3-step and a little more pressure. You will always be happy to own the device, whether at home in the household, outdoor in the garden or on the way, when camping.
A Great tool: The handle is ergonomically shaped. Advantages: Without having to turn your hand into a vice, would you have tools securely under control. it also helps the anti-slip base made of rubber, which prevents slipping of the device during sharpening. Whether the work surface of wood, stone or glass.
- - In other words: Your order is risk-free with us. -

9,95 € 14,95 €(33% Off off)
07

Winzbacher

Winzbacher® The Original [39 cm] Professional Knife Sharpener Sharpener - Made of Hardened Special Steel | Knife Sharpener | Ergonomically Shaped Soft-Touch Handle with Finger Protection

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25% Off
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Top quality: made of high-quality special blade steel. The ergonomically shaped non-slip handle makes for a safe handling.
Multifunctional: ideal for all knives such as Damascus knives, carving knives, circular knives, folding knives, kitchen knives, chef's knives and much more.
Elegant design: Blade length 26 cm – Handle length 13 cm – The elegant design fits almost any kitchen. What colour suits your kitchen?
Easy to use: Set sharpening steel with the tip down - tilt the knife so that between the blade and sharpening steel is an angle of 15-20°.
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19,95 € 26,95 €(25% Off off)
08

Zwilling

ZWILLING J.A. Henckels Knife Sharpener 4 Stage Stainless Steel

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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USE WITH MANY DIFFERENT KNIVES Four steps, coarse and fine for Western and Asian blades
SAFETY IS ASSURED The sharpener features a comfortable grip that also protects fingers and has a non slip base
Razor sharp edges in seconds: quickly and safely sharpens your blades
Effective: easy to use, just pull through and the sharpness of the blade is restored
Easy to clean: wipe clean with a damp cloth; not dishwasher safe

34,85 €
09

AnySharp

AnySharp Knife Sharpener, Hands-Free Safety, PowerGrip Suction Cup, Safe Sharpening of All Kitchen Knives, Ideal for Hardened Steel & Serrated Edge, World's Best Quality, Compact, Red

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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With diamond precision, our knife sharpener ensures sharp blades, no matter how often you use it. Whether you are a professional chef or a home chef, AnySharp is your reliable partner in the kitchen
Our knife sharpener with suction cup sticks securely to any smooth surface. No need for additional tools or complicated installations. Simply put on, twist and sharpen
In stylish silver, the AnySharp knife sharpener blends seamlessly into any kitchen environment. Not only functional, but also an eye-catcher
Extend the life of your knives with AnySharp knife sharpener. With our advanced tungsten carbide technology, no knife stays dull. Ideal for kitchen knives, hunting knives and even serrated knives such as bread knives
AnySharp knife sharpener is easy to use and clean. A must have in any kitchen to increase efficiency and save time on cooking. Enjoy cutting with sharp knives!

10,71 €
10

PORTENTUM

PORTENTUM Knife Sharpener Manual Professional Knife Sharpener with 3 Levels - Ceramic Stone, Tungsten Carbide Discs, Diamond Sharpening Stones - Ergonomic

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

SUITABLE FOR VARIOUS KNIFE TYPES This sharpener is ideal for kitchen knives with straight steel blade and wide serrated knives, such as bread knives, including those with hardened carbon steel blades. It is not suitable for ceramic knives, scissors or knives with micro serration.
Manual Knife Sharpener with Three Step System: Achieve brilliant results every time with the PORTENTUM knife sharpener. Start preparing the blade, continue sharpening and finish the process with peeling. This efficient system ensures that your kitchen knives are always sharp and even dull blades can regain their original sharpness.
Ergonomic and Portable Design: Equipped with a comfortable handle, the PORTENTUM knife sharpener is safe to use for both right and left handed users. The durable, non-slip rubber base ensures stability and safety on any flat kitchen surface without the need for a specially cleaned area, unlike sharpeners that require suction cups.
Easy to use: the PORTENTUM knife sharpener is simple and easy to use. It comes with detailed instructions and a quick start video to make it easier to use even for beginners.
Dedicated Europe-based support: We understand that sharpening knives can be challenging for the first time. Therefore, our competent team is ready to help with any questions about our products.

10,99 €