Tank vs. Tankless

Are you wandering which type of water heater is better for your needs? We have created a basic comparison table, which highlights the benefits in each approach.

You may call us at (800) 711-7105 to learn more.

Tank Tankless
Less initial investment Cheaper in the long run
No flow restriction Minimum 1/2 gallon per minute
Takes up valuable space Takes less space, wall installation. Indoor or outdoor.
When started, can take up to 1 hour to heat the stored water. Instant after that It takes 5-6 seconds to activate burner.
Not power dependent Will not work during power outages
Not energy efficient 30%-40% more energy efficient
Wastes energy to heat water even when not needed Does not store or reheat water. No pilot or standby heat losses
Hot water supply limited by tank size Unlimited hot water
Rust and sediment forms inside the tank Water passes thru copper or stainless steel heat exchanger
Tank leaks can cause thousands of dollars in water damage. Minimizes water damage risk since there is no tank
Only limited parts can be replaced Al parts can be easily replaced. Majority of the components can be recycled
Annual maintenance requires to empty the tank Descaling heat exchanger every few years
Limited warranty. 6, 9 or 12 years 12-15 years on heat exchanger; 5 on all other parts
Life expectancy of 7-8 years Life expectancy of over 20 years