10 Best Depth Finders 2025 in the United States

The Simrad NSS16 Evo3S is a robust depth-finder and fish finder chartplotter that excels in several key areas. One of its most impressive features is the full HD 16-inch display, which ensures clarity and easy readability, a crucial aspect for effective navigation and fish finding. The iMX 8 high-performance processor enhances the device's responsiveness and allows seamless transitions between functions, ensuring you can quickly switch between sonar readings and GPS navigation without lag. GPS integration is strong, with preloaded C-MAP US Enhanced Charts providing comprehensive inland and coastal coverage, which is great for chartplotting and navigation.

The Simrad NSS12 Evo3S is a high-quality depth-finder and chartplotter designed for serious anglers and boaters who want a reliable and feature-rich device. Its 12-inch high-definition screen makes it easy to see detailed maps and sonar images, which is great for spotting fish and underwater structures. The device uses a powerful iMX 8 processor, so it responds quickly and handles complex sonar data smoothly, helping you find fish with clearer images. It includes built-in GPS navigation with preloaded C-MAP US charts, making it convenient for inland and coastal trips without needing extra map purchases.

The Lowrance Eagle Eye 9 Live is a versatile depth finder designed especially for anglers and boating enthusiasts who want detailed underwater views without complicated setup. Its 9-inch IPS screen is bright and easy to read from various angles—even with polarized sunglasses on—which is great for outdoor use. The included Eagle Eye transducer supports four sonar views simultaneously, including CHIRP sonar and DownScan Imaging with FishReveal, providing clear images of fish and structure beneath the water. This all-in-one sonar feature means you don't need extra modules, simplifying installation and use.