2021 Boston Whaler 405 Conquest

The 2021 Boston Whaler 405 Conquest is a 40-foot walkaround powered by four Mercury engines totaling 1,600 horsepower. The boat features joystick control for handling, alongside a Raymarine electronics package for navigation and communication. The hull is fiberglass construction with a beam of 13.5 feet, providing a stable platform for extended time on the water.

The layout includes a cabin and open cockpit area designed for comfort during cruising, fishing, or entertaining. A single head is available below. The combination of quad gasoline engines and modern controls makes the 405 Conquest capable of sustained performance across various water conditions and activities.