Data through April 2026
Running cost · Clothes Washers · ENERGY STAR certified
Maytag MHW6630H
Across a standard year of loads (234 cycles under the DOE test), the Maytag MHW6630H uses 143 kWh — about $27 at the U.S. average electricity rate, or roughly 12¢ per load. It sits near the bottom of the certified table — using 30% more than the median clothes washer (rank 267 of 338) — so the state you live in matters more than usual. The same unit costs $18 a year in North Dakota but $67 in Hawaii — electricity rates, not the appliance, make the difference. Electricity is only part of the story for a clothes washer — check the water figure in the specs below.
Estimated annual running cost · U.S. average rate 18.8¢/kWh
$27/yr
- Per month
- $2.24
- Per day
- 7¢
- Certified use
- 143 kWh/yr
- Load configuration
- Front Load
- Drum volume
- 4.8 cu ft
- IMEF
- 2.76
- Annual water use
- 4,541 gal/yr
What it costs in every state
| State | Rate ¢/kWh | This model $/yr | Relative cost |
|---|---|---|---|
| Alabama | 17.4¢ | $25 | |
| Alaska | 27.4¢ | $39 | |
| Arizona | 15.5¢ | $22 | |
| Arkansas | 14.2¢ | $20 | |
| California | 35.3¢ | $50 | |
| Colorado | 16.5¢ | $24 | |
| Connecticut | 32.2¢ | $46 | |
| Delaware | 18.8¢ | $27 | |
| District of Columbia | 25.4¢ | $36 | |
| Florida | 15.4¢ | $22 | |
| Georgia | 15.4¢ | $22 | |
| Hawaiipriciest | 46.6¢ | $67 | |
| Idaho | 12.7¢ | $18 | |
| Illinois | 20.5¢ | $29 | |
| Indiana | 17.9¢ | $26 | |
| Iowa | 13.9¢ | $20 | |
| Kansas | 15.8¢ | $23 | |
| Kentucky | 15.0¢ | $21 | |
| Louisiana | 14.4¢ | $21 | |
| Maine | 28.4¢ | $41 | |
| Maryland | 22.1¢ | $32 | |
| Massachusetts | 29.4¢ | $42 | |
| Michigan | 21.4¢ | $31 | |
| Minnesota | 16.4¢ | $23 | |
| Mississippi | 16.8¢ | $24 | |
| Missouri | 14.0¢ | $20 | |
| Montana | 13.9¢ | $20 | |
| Nebraska | 13.3¢ | $19 | |
| Nevada | 14.3¢ | $20 | |
| New Hampshire | 27.2¢ | $39 | |
| New Jersey | 23.5¢ | $34 | |
| New Mexico | 15.2¢ | $22 | |
| New York | 29.4¢ | $42 | |
| North Carolina | 16.3¢ | $23 | |
| North Dakotacheapest | 12.3¢ | $18 | |
| Ohio | 19.5¢ | $28 | |
| Oklahoma | 13.3¢ | $19 | |
| Oregon | 15.8¢ | $23 | |
| Pennsylvania | 21.5¢ | $31 | |
| Rhode Island | 28.3¢ | $40 | |
| South Carolina | 17.1¢ | $24 | |
| South Dakota | 14.5¢ | $21 | |
| Tennessee | 14.9¢ | $21 | |
| Texas | 17.0¢ | $24 | |
| Utah | 13.3¢ | $19 | |
| Vermont | 24.6¢ | $35 | |
| Virginia | 17.4¢ | $25 | |
| Washington | 14.4¢ | $21 | |
| West Virginia | 16.1¢ | $23 | |
| Wisconsin | 19.2¢ | $27 | |
| Wyoming | 14.7¢ | $21 |
Certified models closest in efficiency
| Model | kWh/yr | $/yr (US avg) |
|---|---|---|
| GE Profile PTW700B*T | 145 | $27 |
| GE Profile PTW705B*T | 145 | $27 |
| GE Profile PTW800B*W | 145 | $27 |
| GE Profile PTW805B*W | 145 | $27 |
| GE Profile PTW900B*T | 145 | $27 |
| GE Profile PTW905B*T | 145 | $27 |
Run your own numbers
Your rate, your numbers
- Per day
- 7¢
- Per month
- $2.24
- Per year
- $27
143 kWh/yr × 18.8¢/kWh = $27/yr
Prefilled with this model's certified 143 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh assumes 234 wash cycles per year (the DOE standard, about 4–5 loads a week) and includes water-heating energy.
Questions, answered with the data
- How much electricity does the Maytag MHW6630H use?
- ENERGY STAR certifies the Maytag MHW6630H at 143 kWh per year. The certified annual kWh assumes 234 wash cycles per year (the DOE standard, about 4–5 loads a week) and includes water-heating energy.
- How much does the Maytag MHW6630H cost to run per month?
- About $2.24 a month at the U.S. average residential rate (18.8¢/kWh) — 7¢ a day, or $27 a year. Your state's rate moves this up or down; see the table above.
- Is the Maytag MHW6630H energy efficient?
- It uses 30% more electricity than the median certified clothes washer, which puts it among the least efficient certified models.
- What does the Maytag MHW6630H cost to run in the cheapest vs. priciest state?
- At current residential rates it costs about $18 a year in North Dakota (12.3¢/kWh) and $67 in Hawaii (46.6¢/kWh).
- What does one load cost with the Maytag MHW6630H?
- Roughly 12¢ per cycle at the U.S. average rate, based on the DOE test's 234 cycles a year.