10 Best Fish Fillet Knife 2025 in the United States

The Mercer Culinary Millennia fillet knife features a narrow 8.5-inch high-carbon steel blade that holds a sharp edge well, ideal for precise fish filleting. Its flexible blade allows for easy separation of flesh from bones, making it particularly useful for delicate filleting tasks. The handle is crafted from Santoprene, a soft yet durable material, with an ergonomic design and textured finger points to provide a secure, non-slip grip—important when working with slippery fish.

Weighing just 4.6 ounces, the knife is light and easy to handle during detailed cutting. It requires hand washing and immediate drying to maintain its quality, as it is not dishwasher safe. The stamped construction offers a balance of durability and affordability, making it a practical choice for home cooks who want a professional-style fillet knife without a high price tag.

This Mercer knife balances sharpness, control, and comfort effectively. It is well-suited for those willing to provide a bit of extra care in maintenance but may be less ideal for users who prefer low-maintenance cleaning or need a stiffer blade for tougher fish.

The Bubba Li-Ion Cordless Electric Fillet Knife is a solid choice for fishing enthusiasts who want a convenient and efficient filleting tool. Its cordless design, powered by a rechargeable battery, offers great freedom of movement compared to corded models or manual knives. The blade is 7 inches long and made from stainless steel coated with titanium nitride, which helps reduce sticking and improves durability. The blade’s V-grind and Wharncliffe shape are designed for precise, clean cuts, making filleting easier, especially on small or medium-sized fish. The handle is made of stainless steel but covered with a rubbery, non-slip grip to provide secure handling even when your hands are wet. It also has a trigger guard to prevent accidental activation, adding a safety layer.

At about 1.11 pounds, it’s on the heavier side for a fillet knife, so it may feel a bit bulky during extended use. The knife features removable blades for easier cleaning and storage, with a dedicated case included, which is quite handy. There is an LED battery life indicator on the handle, helping you avoid unexpected power loss while working. However, hand washing is necessary to maintain the knife properly, as it’s not dishwasher safe. The product comes with a one-year limited warranty, giving some peace of mind.

If you want a powerful, easy-to-control electric fillet knife that reduces effort and speeds up fish cleaning, this model fits well, especially for casual to moderate fishing tasks. For those who prefer a lighter, more traditional feel or require a budget option, there may be simpler knives to consider.

The HOSHANHO Fillet Knife stands out for its high carbon steel blade made from Japanese AUS-10 stainless steel, ensuring durability and superior sharpness. The 7-inch blade length is ideal for filleting fish and other types of meat, providing precision and less wastage while cutting. The blade's flexibility allows it to adapt to the contours of fish, making it easier to maneuver and control, which enhances the efficiency of filleting tasks.

At the same time, the knife is relatively lightweight at 10.6 ounces, contributing to its ease of use. The ergonomic handle made from pakkawood not only offers a comfortable grip but also ensures longevity due to its resistance to corrosion and abrasion. The knife's multifunctionality is a notable plus, as it can be used for various kitchen tasks beyond filleting fish, such as cutting poultry and other meats. However, it is not dishwasher safe, which means it requires careful hand washing to maintain its edge and finish.

Additionally, its high-ranking position suggests that it is well-received among users. While it is primarily designed for professional use, home cooks who frequently prepare fish and meat will also find it a valuable addition to their kitchen tools.