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5 Best Knife Sharpeners 2025 in US

Updated
An expert product reviewer known for her comprehensive analysis and in-depth expertise across various categories.
Updated

Main Features

  • Three-stage sharpening system
  • 100% diamond abrasives
  • Converts 20-degree edges to 15-degree edges
  • Straight and serrated blade compatibility
  • Advanced flexible spring guides

Product Overview

The Chef'sChoice Trizor XV EdgeSelect is a top-tier knife sharpener that brings professional-grade sharpening to your home kitchen. With its advanced three-stage system, it transforms the traditional 20-degree factory edge of household knives into a 15-degree edge, providing unparalleled sharpness and precision.

The first stage uses 100% diamond abrasives to create the initial edge, while the second stage hones and refines the edge with finer diamond abrasives. The third stage polishes the edge for an ultra-sharp finish.

This model is compatible with both straight and serrated knives, making it a comprehensive solution for all your sharpening needs.

PROS
  • Professional-grade sharpening
  • Works on both straight and serrated knives
  • Efficient and easy to use
CONS
  • Higher price point
  • Requires electrical outlet

Product Specifications

  • Dimensions 10 x 4.25 x 4.25 inches
  • Weight 4.42 pounds
  • Material Diamond abrasives
  • Power Electric

Main Features

  • Flexible abrasive belts
  • Adjustable precision guides
  • Two-speed motor
  • Compatible with various tools
  • Intuitive user controls

Product Overview

The Work Sharp Knife & Tool Sharpener Mk.2 is an incredibly efficient and user-friendly electric sharpener that can handle a wide range of blades. This model features flexible abrasive belts that provide a superior edge and adjustable precision guides that ensure accurate sharpening angles.

It’s perfect for kitchen knives, hunting knives, pocket knives, and even tools like scissors and axes. The Mk.2 makes sharpening easy with its two-speed motor and intuitive controls, allowing you to switch between high and low speeds for different tasks.

PROS
  • Handles a variety of blades and tools
  • Easy to use
  • Quick and efficient
CONS
  • May be overkill for basic kitchen knives
  • Requires some setup

Product Specifications

  • Dimensions 9.13 x 5.38 x 5.88 inches
  • Weight 2.5 pounds
  • Material Abrasive belts
  • Power Electric

Main Features

  • Five different sharpening stones
  • Color-coded, finger-grooved holders
  • Guide rods for consistent angles
  • Specially formulated honing oil
  • Custom molded storage/carrying case

Product Overview

The Lansky Deluxe 5-Stone Sharpening System is designed for those who appreciate a hands-on approach to knife sharpening. This manual system includes five different sharpening stones, ranging from extra-coarse to ultra-fine, allowing you to achieve the perfect edge on any blade.

The sharpening stones are mounted on color-coded, finger-grooved holders for ease of use and safety. The system also includes a guide rod for each stone to ensure consistent sharpening angles, along with a specially formulated honing oil.

This comprehensive kit is ideal for those who want full control over the sharpening process.

PROS
  • Precise and controlled sharpening
  • Includes a range of stones
  • Portable and easy to store
CONS
  • Manual operation can be time-consuming
  • Requires some skill and practice

Product Specifications

  • Dimensions 9.75 x 9.88 x 1.88 inches
  • Weight 2.5 pounds
  • Material Aluminum oxide, ceramic
  • Type Manual

Main Features

  • Ceramic stones with pre-set angles
  • Medium and fine grits
  • Can be used dry or with water
  • Detailed instruction manual and DVD
  • Durable ABS plastic base

Product Overview

The Spyderco Tri-Angle Sharpmaker is a premium manual sharpening system designed to make knife sharpening straightforward and effective. This system features ceramic stones set at pre-determined angles of 30 degrees and 40 degrees, ensuring consistent and precise sharpening every time.

The Tri-Angle Sharpmaker comes with both medium-grit and fine-grit ceramic stones, allowing you to refine and polish your knife edges. The stones can be used dry or with water, making the system easy to clean and maintain.

It also includes a detailed instruction manual and DVD, guiding you through the sharpening process.

PROS
  • Easy to use with pre-set angles
  • Includes instructional materials
  • Durable and long-lasting
CONS
  • Manual operation requires effort
  • Not as quick as electric sharpeners

Product Specifications

  • Dimensions 13 x 7 x 1 inches
  • Weight 12 ounces
  • Material Ceramic
  • Type Manual

Main Features

  • Two-stage sharpening system
  • Sapphirite grinding wheels
  • Precision blade guides
  • Easy to use
  • Non-slip base

Product Overview

The Presto 08800 EverSharp Electric Knife Sharpener is designed to bring professional sharpening results to your home kitchen with ease. This electric sharpener features a two-stage sharpening system that quickly and effectively sharpens any non-serrated blade.

The first stage uses Sapphirite grinding wheels to create a precision edge, while the second stage hones and polishes the blade for a razor-sharp finish. The EverSharp's design includes precision blade guides that automatically hold the knife at the ideal sharpening angle, making the process both simple and efficient.

This model is perfect for anyone looking for a convenient and reliable way to keep their knives in top condition.

PROS
  • Quick and efficient sharpening
  • Automatic angle guides
  • Affordable price point
CONS
  • Not suitable for serrated knives
  • Limited to non-serrated blades

Product Specifications

  • Dimensions 9.9 x 7.2 x 4.8 inches
  • Weight 2.95 pounds
  • Material Sapphirite
  • Power Electric

Types of Knife Sharpeners

  1. Manual Sharpeners:Manual sharpeners are a popular choice among home cooks due to their straightforward operation and control over the sharpening process. They often come with a series of slots with abrasive materials like ceramic or diamond. By pulling the knife through these slots, you can achieve a sharp edge. These sharpeners are typically compact and affordable, making them suitable for everyday use. However, they require more effort and precision than some other types.

  2. Electric Sharpeners:Electric sharpeners simplify the sharpening process, making it quicker and less physically demanding. These devices use motorized abrasive wheels to hone the blade. Many models offer multiple stages for different levels of sharpening, from coarse grinding to fine honing. While electric sharpeners provide convenience and consistency, they tend to be bulkier and more expensive. They also require a power source, which may limit their portability.

  3. Sharpening Stones:Also known as whetstones, sharpening stones provide a traditional and effective method of sharpening knives. They come in various grit levels, from coarse to fine, allowing for a highly customized sharpening experience. Using a sharpening stone requires practice and skill, as you need to maintain the correct angle and pressure. While they can deliver excellent results, they might not be the best choice for beginners due to the learning curve involved.

  4. Honing Rods:Honing rods, often made from steel, ceramic, or diamond-coated materials, are primarily used for maintaining the edge of a knife rather than sharpening it from scratch. They realign the blade's edge, which can become misaligned with regular use. Honing rods are a great addition to your kitchen tools for regular maintenance, but they won’t replace the need for a full sharpening session with a stone or sharpener.

Compatibility with Knife Materials

Different knives are made from various materials such as stainless steel, carbon steel, and ceramic. When choosing a sharpener, ensure it is suitable for the type of knives you own. For instance, ceramic knives require diamond abrasives due to their hardness, while stainless steel knives can be sharpened with a broader range of materials.

Ease of Use

Consider the ease of use of the sharpener. Manual sharpeners and honing rods require more skill and practice, while electric sharpeners are generally more user-friendly. Sharpening stones, while highly effective, demand the most skill and patience. If you are a beginner, you might prefer an electric sharpener or a manual sharpener with clear instructions and guides.

Budget

Knife sharpeners come in a wide range of prices. Manual sharpeners and honing rods are usually more affordable, while electric sharpeners and high-quality sharpening stones can be more expensive. Determine your budget and weigh it against the features and benefits of each type of sharpener. While higher-end models often offer better performance and durability, there are many effective options available at lower price points.

Additional Features

Some knife sharpeners come with additional features such as angle guides, multiple sharpening stages, and safety features. Angle guides help maintain the correct sharpening angle, ensuring consistent results. Multiple stages allow for coarse grinding, honing, and polishing. Safety features, such as non-slip bases and protective covers, can prevent accidents and make the sharpening process safer.

Conclusion

Choosing the best knife sharpener involves considering the type of sharpener, its compatibility with your knives, ease of use, your budget, and any additional features that could enhance your sharpening experience. Whether you opt for the precision of a sharpening stone, the convenience of an electric sharpener, or the simplicity of a manual sharpener, the key is to find a tool that meets your specific needs and skills. With the right sharpener, you can maintain your knives in excellent condition, ensuring they perform at their best and making your culinary tasks more enjoyable.