Caring for your household knives and scissors should include routine sharpening to help keep them working correctly. Knives can become dull from regular wear and tear or constant washing. Sharpening your knives will help extend their shelf life and save on costs to replace them.

Reviews of the Best Electric Knife Sharpeners

Work Sharp Knife & Tool Sharpener
You can sharpen scrapers, shears, garden prunes, and shovels. It also works as a hand-held grinder when needed. It sharpens kitchen and outdoor knives and provides easy, quick, precise results to make your knives and tools look new.




  • Accurate sharpening guides
  • Replaceable abrasive grit belts
  • 3-option premium belts
  • Durable, flexible belts
  • Interchangeable angle guides




The multi-purpose tool sharpens scissors, serrations, kitchen knives, edge tools, yard, and garden equipment. Also, use it for gut hooks, curved blades, filet knives, straight and tanto blades.

Chef’s Choice Diamond Home Electric Knife Sharpener

The unique 3-stage diamond abrasive sharpener produces long-lasting knife edges. It’s perfect for sharpening pocket, sports, kitchen, and household knives. The professional-grade tool is also useful for hunting and fishing knives. It’s also a favorite among seasoned and professional cooks.




  • Sharpens the entire edge
  • 3-stage sharpening capacity
  • Indoor and outdoor knife sharpener
  • Innovative Bi-level magnetic guides




The tool is an electric, professional-grade knife sharpener. It utilizes magnetic guides in a 3-stage process that sharpens blade edges from end to end.

Chef’s Choice 120 Diamond Hone EdgeSelect

The professional-style knife sharpener by Chef’s Choice is ideal for restoring 20-degree edges. The 3-stage design offers highly durable arch-style and curved edges.

It sharpens pocket knives, butcher knives, serrated, and chefs’ knives. The compact, user-friendly design works quickly and precisely for all your sharpening needs.




  • Safe operation
  • Versatile polishing and stropping
  • Robust diamond abrasives
  • 3-stage flexible edges
  • Precise angle control guides




The three-stage sharpening process of the tool captures the entire blade edge. The innovative polishing and the stropping ability provides brighter, sharper blades.

Chef’s Choice Diamond Hone Electric Knife Sharpener

It offers practical yet professional-grade edges for sporting and kitchen knives. Three stages include pre-sharpening, sharpening, and polishing. It also creates various angles for long-lasting sharpness. However, the sharpener is not suitable for serrated edges.




  • Professional-style capability
  • Magnetic sharpening guides
  • Long-lasting results
  • Effective diamond abrasives




The knife sharpener provides professional-style performance in a practical three-step procedure.

Chef’s Choice 316 diamond Hone Sharpening Knife

The highly accurate 120-watt sharpener is suitable for Asian-style knives. The 2-stage process helps sharpen, hone, strop, and polish knife edges. Use it for contemporary, traditional single-bevel, Chinese-grade cleavers, and thin edges.




  • Sharpens fine and straight edges
  • Ideal for 15-degree steel edges
  • 2-stage diamond sharpening
  • Precision sharpening guides
  • Razor-sharp, compact edges




Highly-accurate elastomeric angle guides offer a reliable, stable, sharpening action. It provides long-lasting results for single and double-edged blades and helps create the 15-degree edge on thinner Asian-style knife edges.

Chef’s Choice 130 Professional Electric Knife Sharpener

There’s no more guessing with Chef’s Choice with 130 professional-style sharpeners. It offers a tri-stage sharpening process for pocket, sports, household, kitchen, serrated and straight knife edges.




  • Sharpening, stropping, and steeling capacity
  • Optimum edge customization
  • Built-in precision angle guides
  • Sturdy rubber footholds
  • Convenient on/off switch




It operates on a three-stage sharpening process. It helps hone, steel, and sharpen a range of knife edges and is excellent for sharpening professional chefs’ knives. You get laser-sharp advantages for more control and high-grade results.

Chef’s Choice 1520 AngleSelect Electric Knife Sharpener

The Diamond abrasive technology incorporates a 3-stage sharpening procedure. It’s suitable for sharpening 15 and 20-degree style knives for American, Asian, and Euro-style edges.


It also sharpens pocket, sports, serrated, and kitchen knives. It produces ultra-sharp, super-small, stropping, and polished, flawless edges.




  • 15 Trizor XV EdgeSelect design
  • 3-stage sharpening technology
  • Patented, flexible, flawless performance
  • Versatile sharpening capabilities




The superior, patented 3-stage AngleSelect technology is excellent for sharpening and restoring a range of 15 and 20-degree-style knife edges.

Work Sharp Culinary Kitchen Knife Sharpener

The sharpener produces factory-grade sharp edges utilizing flexible abrasive belts. It consists of sharpening guides and three pre-set sharpening options. It sharpens a wide range of knives from regular to high-powered edges. It also comes with a built-in vacuum to help reduce mess after sharpening.




  • E5 award-winning technology
  • Pre-set sharpening guides
  • Compact design
  • Built-in vacuum cleaning
  • Versatile for all knife brands




It’s super-versatile for sharpening poultry shears, scissors, and serrated kitchen knives. It also provides superior results for standard cutlery and high-profile steel edges.

Mercer Culinary Triple Diamond 3-Stage Sharpener

It’s a fast, reliable, easy to use sharpening tool. Fine, coarse, and medium options sharpen a range of kitchen and household tools. Six-channel guides offer precise angling for accurate results. Select from the medium, fine, or coarse option depending on the condition of your knife edge.




  • Durable diamond abrasives
  • 3-Stage sharpening process
  • Polymer strapping option
  • NSF approval rating




Users get fast, efficient, professional results when using the Mercer three-stage knife sharpener.

Work Sharp Knife and Tool Sharpener

Work Sharp restores filet, outdoor, serrated, pocket, hunting, kitchen, pocket knives, mower blades, axes, hatchets, and gut hook. It’s also a grinding and honing tool with varying speed settings that accommodate a range of sharpening procedures.




  • 1-hour continuous duty cycle
  • Versatile speed control motor
  • Adjustable angle guide
  • Flexible, sturdy, durable belts




There is a quick, reliable, flexible process through sturdy, durable, ultra-sharp convex edges. The heavy-duty motor provides various speed options for all sharpening needs. Highly adjustable angle guides produce accurate, consistent, sharpening angles.

How to Use Electric Knife Sharpeners?

  1. Switch on the machine.
  2. Position the knife in the angled groove and pull toward you.
  3. Start at the bolster through to the tip a few times.
  4. Work both sides of the blade from the coarse to fine until finished.

Sharpeners are one of the basic tools that should be kept in workplaces such as butchers, restaurants, and cafes. Knowing that knives are cutting tools, it is important to consider that sharpening tools cannot simply be used by everyone. It is recommended that the sharpening work in the workplaces be done by people who have a tendency for this job. Thus, small kitchen accidents are prevented. As a result of the application, you can see that your knives have the sharpness of the first day. In addition, the service life is extended. The attachments are also suitable for home users; however, it is recommended not to leave them unattended, especially in homes with children, and not to do the procedure in front of children. You can choose the ones that meet your needs among the product types and apparatus with many models and you can maintain your knives.

The Bottom Line

Using a dull knife makes you work harder, slows you down, and can cause your grip to slip often. Keeping your knives sharp will help produce precise cuts for more accurate cooking results, and you’ll experience fewer slips.

The sharpener we recommend is the Chef’s Choice Diamond Home Electric Knife Sharpener. It is highly versatile, affordable, and useful for all types of sharpening tasks.

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