Difference Between Tank Water Heater and Tankless Water Heater

A tank is basically storing hot water at all times so your water is gonna come basically straight from the tank hot already and the instant will actually instantly give you hot water.

Pros and Cons:
Tankless – never runs out of hot water so it’s infinite.
Tank – it will eventually run out but you do get it quicker to your service.

Tankless will give you hot water at all times immediately.