10 Best Sharpener Knives 2026 in the United States

The Work Sharp Precision Adjust Elite Knife Sharpener stands out with its adjustable and customizable features. It offers an impressive range of seven abrasive grits: 220, 320, 400, 600, and 800 diamond, fine ceramic, and leather strop, which are useful for various sharpening needs, from re-profiling old blades to achieving a polished edge. The adjustable sharpening angle from 15-30 degrees enhances its versatility, accommodating hunting, serrated, and kitchen knives effectively.

The design facilitates easy and quick transitions between grits, making the sharpening process smoother and more efficient. The product is robustly built, evidenced by its stainless steel and plastic materials and weighs around 3 pounds, making it relatively portable. Additionally, it comes with a 3-year warranty, highlighting the manufacturer's confidence in its durability and quality.

The system’s size (14"L x 6.75"W x 5"H) may take up considerable counter space, and the initial setup might be slightly complex for beginners. However, this sharpener's comprehensive features and high-quality build make it a reliable choice for a wide range of knife sharpening needs.

The Chef'sChoice 15XV EdgeSelect Professional Electric Knife Sharpener is designed for those who want to convert their traditional 20-degree household knife edges to a sharper 15-degree edge. It features a 3-stage sharpening system with 100% diamond abrasives that can handle both straight edge and serrated knives. The advanced flexible spring guides ensure automatic adjustment and precise control over the sharpening angle, making it easy to use. Additionally, the sharpener has a simple on/off switch for convenience.

It's praised for its ability to provide a razor-sharp edge quickly, with the initial sharpening taking about a minute and resharpening only around 10 seconds. However, it is a bit bulky, weighing 4.19 pounds and measuring 10 inches in length. While suitable for most knife types, its specific 15-degree angle may not be ideal for those who prefer a different edge angle for specialized cutting tasks. It's a top choice for home cooks and professionals looking for a durable and efficient knife sharpener.

The Work Sharp Ken Onion Knife Sharpener is a versatile tool designed for people who want a precise and professional-level sharpening experience at home. Its standout feature is the adjustable system paired with flexible abrasive belts, which allows it to work on a wide range of blades—including knives, scissors, serrated edges, and other tools. This means you don’t need multiple sharpeners for different blade types. It offers consistent results thanks to its precision sharpening guides and electronic speed control, making the process easier and faster compared to manual sharpening methods.

While it doesn’t specify multiple sharpening stages like some traditional sharpeners, the adjustable design and fine grit abrasives suggest it can handle both minor touch-ups and full edge restorations well. The presence of angle guides ensures you maintain the correct sharpening angle, which is key to getting a sharp and durable edge, though users new to sharpening might need a little time to get comfortable with the setup. At about 2 pounds and with a sturdy design, it is portable but a bit heavier than some simple handheld sharpeners.

The product’s build quality and 3-year warranty add confidence in its durability and performance. Those looking for a quick, reliable, and adaptable sharpener that works on many blade types will find this tool very useful. However, if you prefer a small, ultra-simple device for occasional use, this might feel a bit more complex and heavier than necessary.