Water heater comparisons

400 side-by-side comparisons pair two models of the same class — same fuel, type and draw pattern — so their filed figures can be set against each other. Every model page also links its six closest rivals.

Comparisons

Find what replaces your water heater

Enter the model number off your old unit and see what is on file today, with the yearly cost difference.
Find a water heater that fits

Three questions — fuel, hot water need, install space — narrow every model on file to the ones that fit.
What a water heater costs to run

Prices a unit's efficiency against your own utility's filed tariff for your ZIP code.
Water heaters

Every model on file with the Department of Energy, by heater type.
Water heater recalls on file

Every CPSC recall since 2015 and the models on file it names.
Heat pump water heater rebates by state

Which programs pay today, whether their funding is open, and which models qualify.
How the numbers are calculated

The formula, the tariff rule and where published costs disagree.
What is a good first hour rating for a water heater?

The first hour rating every storage model on file actually lists, by tank size, next to the DOE method for checking it against your own household.