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 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.