1. Humminbird HELIX 7 CHIRP MDI Best for largest display Largest display, pre-loaded image viewing, dual spectrum chirp and two-way search mode. 2. Lowrance Hook Reveal 5 Fish Finder Best for quality Down screen imaging, high-detailed map, high-resolution capturing and transducer function 3. Best for technology – Humminbird PIRANHA MAX 4 Fish Finder Larger LED display, complete package with tilt, swivel, gimbal and mounting system.