Best Electric Knife Sharpeners 2026

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Last Updated - 03.02.2026

Best Choice

01

GRAEF.

Graef CX125DE Knife Sharpener, 75, Diamond Discs, Black

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9.9

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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Optimum blade construction due to diamond discs.
Knife with a sharpening angle of 15°.
European knives with a 20° sharpening angle can be sharpened to a 15° sharpening angle for even greater sharpness and durability.
3-phase sharpening with minimal material removal.
15° sharpening angle.

198,48 €
02

GRAEF.

Graef CX125DE Knife Sharpener, 75, Diamond Discs, Black

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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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Main highlights

Optimum blade construction due to diamond discs.
Knife with a sharpening angle of 15°.
European knives with a 20° sharpening angle can be sharpened to a 15° sharpening angle for even greater sharpness and durability.
3-phase sharpening with minimal material removal.
15° sharpening angle.

174,23 €
Value for Money

03

SHARPAL

SHARPAL 198H Electric Knife Sharpener, 2-Stage Diamond Sharpening System (325/1000 Grit) & Ceramic Slot for Double Blade Knife & Serrated Edge, Fast Razor Sharp Results

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15% Off
9.6

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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THREE FUNCTIONAL SLOTS This SHARPAL electric knife sharpener is equipped with 3 steps to ensure a razor sharp cutting edge on most double ground and serrated knives. Grinding both blades simultaneously saves a lot of time and ensures that both blades are sharpened equally often. It provides a professional sharpening experience right in your kitchen.
Skill Free & Fast With its innovative design, this sharpener can sharpen both sides of a double beveled knife edge at the same time, which makes the sharpening process fast and efficient and does not require special skills. Whether you are an experienced chef or a beginner, this sharpener is suitable for all skill levels.
Removable magnetic collection container for collecting metal fillings that make cleaning up a breeze.
Perfectly preset grinding angles-20°: ideal for a wide range of knives, including kitchen and outdoor knives. It helps maintain the durability of the blade, less prone to chipping and blunting over time. Compared to the precise 15 degree angle, this user-friendly approach simplifies knife maintenance.
Noise - Low Noise Operation While some electric knife sharpeners can be loud and annoying, this SHARPAL electric knife sharpener works with minimal noise (noise level even below 65dB), so you can sharpen your knives without disturbing others in the kitchen. It also has a built-in mechanism to catch iron shavings, making cleaning a breeze.
BLADE FRIENDLY DESIGN Thanks to the advanced technology, the blade is not unsolidified with this sharpener, ensuring the longevity and durability of your knives. You can rest assured that your beloved knives are safe during the sharpening process.

50,99 € 59,99 €(15% Off off)
04

sharpeak

Sharpeak 198H-SPK Professional Knife Sharpener Electric with 3 Levels, Diamond Discs, Overheating Protection, Quiet Motor, Fast for Kitchen Knives, Electric Knife Sharpening, Professional, Diamond

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15% Off
9.4

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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sharpeak offers a 3-year warranty and excellent customer service, headquartered in California and branches in Germany and Australia.
Quick, crisper cutting blade: Precision-engineered slots transform blunt knives into extraordinary cutting tools. Coarse diamond knife sharpeners in slot 1 shape and restore edges efficiently, while fine diamond knife sharpeners in slot 2 enhance sharpness by honing the coarse grinding effects. The ceramic V-slot in slot 3 achieves razor sharpness through careful refining, polishing and reworking. This professional knife sharpener offers exceptional performance, ideal for use as an electric knife sharpener.
Modern design of the sharpeak professional knife sharpener has two interconnected parallel shafts that optimise the sharpening process. Precisely calibrated speed differences between coarse and fine slots increase efficiency and accuracy while preserving the life of your knife. The coarse slot reduces speed to prevent over-sharpening, while the fine slot achieves razor sharpness at increased speed. This mechanism makes the electric knife sharpener particularly efficient.
Ideal for style and function: the sharpeak professional knife sharpener is carefully designed with a sleek, linear profile in flawless white and blends effortlessly into any kitchen decoration and gives your culinary room an elegant touch. This artful blend of aesthetics and robustness guarantees durability and reliability, characteristic of a professional knife sharpener.
High quality oil: The sharpeak diamond knife sharpener uses high-quality electroplated diamond discs that exceed commonly used cost-effective grinding discs. Monocrystalline diamond discs do not change the hardness of the knives and maintain their integrity. These diamond knife sharpeners sharpen blades efficiently with precision, minimal material removal and deliver even, controlled and uniform results.
High noise level: Increased noise levels in electrical products can signal deeper problems such as design defects, excessive friction and inferior components. The sharpeak Electric Knife Sharpener stands out by skilfully tackling these problems through precise components, reduced gaps and friction-related noise. With high-quality, quiet bearings and advanced airflow integration, this electric knife sharpener ensures a quiet, user-friendly experience, typical of a professional knife sharpener.
Easy to use: the innovative electric knife sharpener from sharpeak allows the processing of both blade edges in each slot, ensuring efficient, symmetrical sharpening. Unlike most sharpeners, this electric knife sharpener simplifies the process by eliminating the need to remember specific angles and pressures. Its standard 20 degree angle fits most knives and provides impressive sharpness. The intuitive three-stage sharpening system allows everyone to achieve professional results, typical of an electric knife sharpener.

50,99 € 59,99 €(15% Off off)
05

GRAEF.

Graef Diamond Knife Sharpener, CC 120 DE, White - Black

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15% Off
9.3

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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Main highlights

Slow-speed grinding wheels prevent the blade from overheating.
Precision slitter positioning by elastomer angle guide.
Gentle construction of the blade with minimal material removal.
3-phase knife sharpener with diamond discs.
20° grinding angle for all flat and toothed household knives, jack knives and industrial knives

160,84 € 189,99 €(15% Off off)
06

GRAEF.

Graef Diamond Knife Sharpener, CC 120 DE, White - Black

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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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Main highlights

Slow-speed grinding wheels prevent the blade from overheating.
Precision slitter positioning by elastomer angle guide.
Gentle construction of the blade with minimal material removal.
3-phase knife sharpener with diamond discs.
20° grinding angle for all flat and toothed household knives, jack knives and industrial knives

142,80 €
07

Austein

AUSTEIN® Diamond Electric Knife Sharpener TG2202 - The 3 Phase Knife Sharpener with 20 Degrees and Magnetic Chip Collector

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9.1

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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Main highlights

Safe to use. Order Austein knife sharpener now at an introductory price.
Perfect in the use: Grinds effortlessly and quietly thanks to the powerful electric motor. In addition, the electric diamond knife sharpener is equipped with a magnetic chip collector that makes cleaning much easier.
Optimal sharpening - Thanks to monocrystalline diamond grinding discs. These work more homogeneously and last longer than regular knife sharpeners. This makes the grinder perfect for beginners and professionals.
Lock with press - The electrically driven 3-stage process coarse grinding, fine grinding and polish restores the sharpness of your knives in no time. Experience a professional sharpening result in your kitchen.
For all measurements with smooth grinding - Thanks to the fixed grinding angle of 20 degrees, which ensures a sharp and durable secondary grinding. In addition, the product comes with German instructions and customer service via email.

64,99 €
08

YOORLEAY

YOORLEAY 5-in-1 Electric Knife Sharpener - 3 Rotation Speeds Adjustable Electric Knife Sharpener, Suitable for Knives with Straight Blade, Serrated Knives & Scissors, Grey

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20% Off
9.0

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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Main highlights

SUITABLE FOR A VARIETY OF KNIVES Our electric knife sharpeners are suitable for different types of straight blade knives (chef's knife, forged knife, cleaver knife, sushi knife, etc), serrated knives, ceramic knives, scissors (kitchen scissors, pruners, axes, etc.). In addition, a removable ceramic polishing rod is included for grinding specially shaped tools, which can also be used for polishing.
SAVES TIME AND EFFORT Simply sharpen on each slot 3-5 times to restore the sharpness of the knife.
Premium Quality & Reasonable Design Electric knife sharpeners for kitchen knives with professional precision sharpening slot design, create incomparably durable and sharp blade, bring you an amazing knife sharpening effect.
INNOVATIVE DESIGN The electric knife sharpener has 3 rotation speeds to choose from: LOW, MEDIUM and HIGH. Choose the appropriate speed according to the type of knife. 5 in 1 slot design, compared to ordinary sharpeners, this device is suitable for a wider variety of knives and meets more sharpening needs.
EASY TO USE 5 in 1 knife sharpening system is very convenient and fast. There are 3 rotation speeds you can choose from. You just need to insert the knife into the slot and pull it in one direction.

63,99 € 79,99 €(20% Off off)
09

SOARFLY

SOARFLY Electric Knife Sharpener

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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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Main highlights

Electric knife sharpener

24,99 €
10

SOARFLY

SOARFLY Electric Knife Sharpener

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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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Main highlights

Electric knife sharpener

19,99 €