household · free Companion App · local in this browser
Dishwasher vs Hand-Wash Water
Compare yearly dishwasher and hand-wash water use at your own loads and prices.
Enter your numbers
Enter only the details needed for this task. Check them against the original source.
Now set to . The result, the chart, and the meter follow the slider as you drag. Typing a number in the form above moves the slider to match.
Your result
Your result will appear here.
Engine self-test
Running golden cases…
Result chart
The bars are drawn from the numbers in your result and redraw on every compute. They show no new information and store nothing.
The chart is drawn from your result by this page's script. The text result above carries the same numbers.
Source notes
- U.S. Environmental Protection Agency, WaterSense — WaterSense at Work
WaterSense publishes water-efficiency guidance and fixture specifications for homes and workplaces.
Reviewed 2026-10-26. Household water rates and fixture models differ. Use your own utility bill and fixture documentation.
What this App does not do
This App compares the gallons you enter. It does not measure the appliance, the tap, or your water bill.
This free App has no paid features. It does not contact an agency, employer, bank, seller, provider, or other person.