10 Best Knife Sharpener 2025 in the United States

The Chef’sChoice 15 Trizor XV EdgeSelect Knife Sharpener is designed for those looking to keep their kitchen knives in top shape. One of its main strengths is its ability to convert standard 20-degree knife edges to a sharper 15-degree edge, enhancing cutting performance.

The use of 100% diamond abrasives in its three sharpening stages ensures durability and effectiveness, making it suitable for both straight and serrated blades. The three-stage system is versatile, catering to different sharpening needs, and the advanced angle guides make the process easy for anyone to use, even if they are not experienced with knife sharpening.

Additionally, it only takes about a minute for first-time sharpening, which is quite fast.

The Original Tumbler Rolling Knife Sharpener is a handy tool for anyone looking to maintain the sharpness of their kitchen knives. It features diamond-plated sharpening discs, which are known for their effectiveness in restoring a knife's edge, making it a great choice for those serious about their culinary skills. This sharpener allows for 15 and 20-degree angle sharpening, accommodating both traditional and specialty blades. The ability to choose the sharpening angle is a significant advantage, ensuring users can get the precise edge they need for different types of knives.

The design includes a simple magnetic holder that secures the knife in place, which makes the sharpening process easier and safer. Weighing just 1.4 pounds and compact in size, it’s also quite portable, so whether you're at home or traveling, you can keep your knives in top condition without hassle.

While the Tumbler sharpener has many strengths, it may require a bit of practice to master the rolling technique, especially for users who are new to knife sharpening. Additionally, this sharpener is best suited for kitchen knives and may not work as effectively on other types of blades, such as serrated or specialty knives, which could limit its versatility. If you’re a home cook or a professional chef who values sharp knives and seeks a user-friendly sharpening solution, The Original Tumbler Rolling Knife Sharpener could be a great addition to your kitchen tools, and with some practice, you’ll get the most out of its features.

The Chef’sChoice 1520 Professional Electric Knife Sharpener is a versatile and effective tool for sharpening both 20-degree and 15-degree knives, including straight-edge and serrated types. Its standout feature is the ANGLESELECT technology, which allows for precision sharpening at different angles, making it adaptable for various knife types.

The use of 100% diamond abrasives ensures a fine, durable edge and the DIZOR ENGINEERED system creates a long-lasting arch-shaped edge. This model's precision angle guides are a helpful feature, ensuring accurate sharpening without the guesswork, thus making it user-friendly even for those with minimal experience. The three-stage sharpening process further enhances the blade's edge by gradually refining it for optimal sharpness and performance.

However, at 4.15 pounds and dimensions of 10 x 4.25 x 4.25 inches, it is not the most portable option available and may take up a bit of counter space. Additionally, the electric nature of the sharpener means you need access to a power outlet, which might not be convenient in all situations. Best suited for home cooks and professionals who need a reliable and efficient sharpener, it may not be ideal for those who need a compact or manual option.