Electric boat motors can range in price from a few hundred dollars to several thousand, depending on the power, brand, and features. For smaller boats or tenders, you might find decent options starting around $500, while larger vessels requiring more power can see prices soar to $5,000 or more. When budgeting for an electric motor, don't forget to factor in additional costs like batteries, chargers, and installation. A quality setup can be a significant investment, but the long-term savings on fuel and maintenance can make it worthwhile for dedicated boaters.