10 Best Knife Sharpener 2025 in the United States

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 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 Wicked Edge Generation 4 Pro is a precision knife sharpener designed for those who want detailed control over blade sharpening. It offers a wide range of sharpening stages, from coarse 100 grit to ultra-fine 1000 grit diamond stones, allowing you to fix dull knives and finish with a very sharp edge. The sharpener supports blades up to 15 inches and lets you adjust the sharpening angle precisely between 12 and 28 degrees, with a special micro-adjust feature for even finer control down to 0.05 degree increments. This means you can tailor the sharpening angle to almost any type of knife.

Its standout feature is the Rapid Angle Adjustment Lever, which changes both sides of the blade simultaneously, speeding up the sharpening process. The dual-cam vise clamps the knife securely without needing extra tools, making it easier to use compared to some other precision sharpeners. However, at nearly 20 pounds, it’s quite heavy and bulky, which might make it less portable if you plan to carry it around often. The high-quality materials like aluminum and stainless steel give it durability, and it comes with a lifetime warranty, reflecting confidence in its build.

This sharpener is best suited for users who value precision and are willing to invest time in the sharpening process, such as professional chefs or serious home cooks with multiple knives. Beginners might find it more complex and heavier than simpler pull-through sharpeners, but the included angle guides and lever help make it more user-friendly than earlier models. If portability and quick touch-ups are priorities, a lighter, simpler sharpener might be better. For precise, high-quality sharpening with excellent angle control, the Wicked Edge Generation 4 Pro is a strong choice.