Best Stone Knife Sharpeners of 2025

The Smith’s TRI6 Arkansas Tri-Hone Stone Sharpening System is a knife sharpener that features 2 Arkansas stones (Fine & Medium) & 1 Coarse synthetic stone, mounted on a rotating molded plastic triangle that makes it easy to identify and use the stones. The base is made of molded plastic with nonskid rubber feet for safety, and the sharpening angle guide ensures the correct angle every time.

SHARPAL Diamond Stone is a heavy-duty sharpening tool that features a dual-grit diamond surface, with 325 grit for quick edge setting and 1200 grit for honing. The industrial monocrystalline diamonds are electroplated onto a steel base, making it up to 5 times faster than traditional oil or water stones. Its MirrorFlat technology guarantees long-lasting even contact with knives or tools, and it can sharpen all hard materials including high-speed steel, carbide, ceramic, and cubic boron nitride. It comes with a storage box that has a non-slip rubber pad for use as a base while sharpening and includes a sharpening angle guide with 4 universal angles (14°, 17°, 20°, 25°). With a 3-year warranty and superior after-sale service, SHARPAL Diamond Stone is a reliable and cost-effective way to obtain a sharp edge.

The DMD Mini Double Side Whetstone-Diamond Ceramic Pocket Knife Sharpener is a great tool for quickly touching up the blade with its high-quality electroplating diamond coarse plate and extra fine ceramic plate for polishing. Its small size makes it easy to carry with you for various outdoor activities. It can be used dry or with water or sharpening oil and is easy to maintain.

The BIOBO Knife Sharpener offers a convenient way to maintain your kitchen knives. With its diamond and ceramic discs, you can achieve a sharp edge quickly, ensuring your knives stay in top condition. The multi-angle magnetic support allows you to choose between two sharpening angles, making it easy to get the perfect edge for any task. The sturdy wooden design, combined with strong magnets, keeps your knife secure during sharpening, providing you with a safe and effective sharpening experience. This tool is essential for anyone who values high-quality cooking utensils.

The Lantana Smart Sharp Knife Sharpener is a 3-stage manual kitchen knife sharpener that prepares, sharpens, and hones straight edged steel kitchen knives and wide serrated knives. Its ergonomic design features a comfort handle for maximum grip and a heavy-duty non-slip rubber base for ultimate stability & safety. It is incredibly simple to use, and Lantana provides first-class customer support, 7 days a week. Please note that it is not suitable for ceramic knives, scissors, or micro-serrated knives. Total satisfaction is guaranteed or your money back.

The Synra Whetstone Sharpener is designed for easy and effective knife maintenance. Made from professional-grade white corundum, this durable sharpener ensures your knives stay razor-sharp. You won't need any costly oils—just soak the stone in water before use. With a dual-sided design, the 300-grit coarse side quickly restores dull blades, while the 600-grit fine side polishes them for a smooth finish. The included non-slip rubber base keeps the stone steady during sharpening, making the experience safer and more comfortable for you.

The Lifeholic Diamond Sharpener is a versatile 5-in-1 sharpening stone that is perfect for all your sharpening needs. It features a 400# coarse sharpening side for repairing severely dulled blades, and a 1000# fine sharpening side for re-sharpening edges and deburring blades. The lightning slot in the middle of the handle is specially designed for scissors grinding, while the tungsten steel blade sharpens on the left waist of the handle restores the knife's V-shape. On the right waist of the handle, the ceramic blade sharpens for polish and eliminates burrs on the metal blade. The honeycomb design ensures that dust generated during the grinding process does not affect the sharpening. With its portable size and convenient storage, the Lifeholic Diamond Sharpener is a must-have kitchen tool for both indoor and outdoor use.

The YSYONM Knife Sharpening Stone is a versatile tool for keeping your knives in top condition. This double-sided whetstone features a 400 grit side for fixing very dull blades, ensuring they can be sharpened back to life. The 1000 grit side is perfect for regular sharpening, making it an all-purpose option for various kitchen knives. With its non-slip rubber base, you can sharpen your knives safely, preventing slips and reducing the risk of injury. Measuring 18cm long, this stone is compact yet effective for a wide range of blades, including hunting and garden tools.

The Work Sharp Precision Adjust Knife Sharpener is an angle guided, 3-sided abrasive jig-and-clamp style sharpener that enables you to sharpen knives faster, easier and more accurately. You can easily adjust the sharpening angle from 15°-30°, in 1° increments. The Tri-abrasive rod allows you to quickly switch between coarse and fine diamond and fine ceramic stone. With the removable V block clamp, you can securely and consistently sharpen your knife.

This OSFTBVT Pocket Sharpener is a versatile tool designed with a double-sided grit for quick and fine sharpening. The #400 grit efficiently removes coarse edges, while the #600 grit hones to perfection. Its compact size makes it easy to carry in your bag or toolbox. Suitable for various tools like kitchen knives, garden tools, scissors, and camping knives, this sharpener's foldable design ensures the diamond surface is protected and won't damage other items in your bag.