A fun, vibrant image comparing water heater installation costs using a balance scale. On one side, a traditional tank water heater with a price tag of $500 to $1,500, and on the other side, a tankless water heater with a price tag of $1,000 to $3,500. The background features playful icons representing energy efficiency, cost savings, and installation tools. The image highlights the different cost considerations for homeowners choosing between tank and tankless water heaters in a visually engaging way.