Heated pet bed vs. pet water fountain: running cost
A pet water fountain is cheaper to run: about $3 a year versus $6 for a heated pet bed at typical use and 17.99¢/kWh, a $2 difference.
| Heated pet bed | Pet water fountain | |
|---|---|---|
| Typical watts | 6 W | 2 W |
| Watt range | 4–60 W | 1–60 W |
| Typical use | 24 hours a day for 7 months a year | 24 hours a day |
| Energy per year | 31 kWh | 18 kWh |
| Cost per hour | 0.1¢ | 0.04¢ |
| Cost per day | 2.6¢ | 0.9¢ |
| Cost per month | $0.79 | $0.26 |
| Cost per year | $6 | $3 |
| Per year in Hawaii (43.51¢) | $13 | $8 |
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What drives the difference
- Heated pet bed: Most thermostatic heated pet beds draw 4-6 W; large outdoor beds draw up to 60 W.
- Pet water fountain: Pet fountains run tiny 1-3 W pumps around the clock, about 17 kWh a year. Heated outdoor bowls draw 25-60 W on a thermostat.
Ways to cut either cost
Wireless pet fountain
Motion-activated pumps run only when the pet drinks.
See options on Amazon Self-warming pet bed
Reflects body heat with no electricity.
See options on AmazonWe may earn a commission from qualifying purchases. It never changes the numbers we show. Disclosure.
Frequently asked questions
Which costs more to run, a heated pet bed or a pet water fountain?
At typical use and the U.S. average rate (17.99¢/kWh), a heated pet bed costs about $6 a year versus $3 for a pet water fountain. That's $2 more, or 1.8× as much.
How many watts do heated pet bed and pet water fountain use?
A heated pet bed typically draws 6 W (range 4–60 W). A pet water fountain draws 2 W (range 1–60 W). Watts alone don't decide cost. Hours of use, cycling and standby matter just as much.
Rates: EIA, 12 months ending 2026-07. Methodology.