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 KITCHELLENCE 4-in-1 Kitchen Knife Sharpener is a versatile tool designed to repair, restore, and polish blades efficiently. Its 3-stage sharpening system uses diamond, tungsten, and ceramic materials to cater to different sharpening needs: repairing damaged blades, restoring the V-shape, and fine-tuning for a polished finish. This makes it suitable for a variety of knives and ensures a comprehensive sharpening process. The ergonomic handle and non-slip base enhance ease of use, making it quick and straightforward to achieve sharp results, whether you're right or left-handed.

Additionally, the inclusion of a cut-resistant glove adds an extra layer of safety, which is a thoughtful touch for users concerned about hand protection. Crafted from durable ABS plastic, the sharpener promises longevity and robust performance. At 6.3 ounces, it’s lightweight and portable, ideal for both home kitchens and professional settings. However, it lacks specific angle guides, which might be a drawback for users seeking precision sharpening.

The user-friendly design and the 30-day money-back guarantee also offer peace of mind for first-time buyers. This sharpener is well-suited for home cooks and professional chefs seeking a durable, easy-to-use sharpening tool with added safety features.

The Orange Ninja Knife Sharpener by Sharp Pebble offers a versatile and effective sharpening solution for various knives, including kitchen, pocket, and hunting knives. It features five adjustable sharpening angles (12°, 15°, 18°, 21°, & 24°), allowing for professional-level precision tailored to different blade types. This flexibility makes it suitable for a range of users with different sharpening needs. The ergonomic, handheld design ensures ease of use; simply place the blade in the appropriate slot and pull it through for quick sharpening.

Made from high-quality ABS plastic, the sharpener is durable and built to last, promising longevity even with frequent use. The sharpener also provides a razor-sharp edge within minutes, thanks to its high-quality construction and design. Weighing just 11.7 ounces and with compact dimensions, it is portable and easy to store. One notable drawback is the lack of detailed information on the specific abrasive materials used, which may be a concern for some users seeking more transparency on this aspect.

Additionally, while it is designed to handle multiple types of knives, some users might find it less effective on very dull or damaged blades. In summary, the Orange Ninja Knife Sharpener is a strong contender in its category, offering ease of use, versatility, and durable construction, making it a valuable tool for both casual cooks and more serious knife enthusiasts.