Tankless vs. Tank Water Heaters: Which Is Right for You?

Replacing a water heater is a good moment to reconsider whether a traditional tank or a tankless unit fits your household better. Both are solid choices; the right one depends on usage patterns and budget.

Upfront Cost

Tank water heaters cost less to purchase and install. Tankless units cost more upfront, partly due to the gas line and venting upgrades many installations require.

Ongoing Efficiency

Tankless units heat water on demand rather than maintaining a hot tank constantly, which typically saves on energy costs over the unit's life, especially for smaller households.

Space and Lifespan

A tankless unit mounts on the wall and frees up floor space, and typically lasts longer than a tank, often 20 years versus 10 to 15 for a conventional tank.

Which Fits Your Household

Large households with simultaneous hot water demand from multiple showers need a tankless unit sized correctly or a high-capacity tank; smaller households often find a standard tank perfectly adequate and more affordable.