Whirlpool WRS321SDH
Covers every color and finish of this model.
Not ENERGY STAR certified
Side-by-side refrigerator · 21.4 cu ft
Inthis refrigerator costs
about $10 a month
$119 a year
An estimate at your state's average rate — not a guarantee of your bill.
The yellow sticker says $92 a year.
You'll pay $27 more.
Sticker uses 14¢ per kWh. The U.S. average is 18.0¢ per kWh.
Energy use
659 kWh a year
vs similar side-by-side refrigerator
-2%
Cheaper refrigerators, same size
ENERGY STAR lists one other certified model at the same 659 kWh a year, size and type, so everything on this page applies to it too.
Cheaper to run, same size
- Hamilton Beach HBF2064/HZ4602Side-by-side refrigerator · 20.7 cu ft$83
- Hamilton Beach HBF2065-SSBLACKSide-by-side refrigerator · 20.7 cu ft$83
- iceBerry LS-207BSSDSide-by-side refrigerator · 20.7 cu ft$83
- iceBlue LS-207BSSDSide-by-side refrigerator · 20.7 cu ft$83
A year at the U.S. average residential rate.
Cost in every state
659 kWh a year × each state's average residential rate (EIA 12-month average through July 2026).
| State | Rate | Per year | Per month |
|---|---|---|---|
| Hawaii | 43.7¢ | $288 | about $24 a month |
| California | 33.1¢ | $218 | about $18 a month |
| Massachusetts | 30.4¢ | $200 | about $17 a month |
| Rhode Island | 29.4¢ | $194 | about $16 a month |
| Maine | 29.3¢ | $193 | about $16 a month |
| New York | 28.4¢ | $187 | about $16 a month |
| Connecticut | 28.2¢ | $186 | about $15 a month |
| Alaska | 27.0¢ | $178 | about $15 a month |
| New Hampshire | 26.8¢ | $176 | about $15 a month |
| District of Columbia | 24.2¢ | $160 | about $13 a month |
Show all 52 statesShow fewer
| Vermont | 23.9¢ | $157 | about $13 a month |
|---|---|---|---|
| New Jersey | 23.6¢ | $156 | about $13 a month |
| Maryland | 22.3¢ | $147 | about $12 a month |
| Michigan | 21.0¢ | $138 | about $12 a month |
| Pennsylvania | 20.8¢ | $137 | about $11 a month |
| Illinois | 19.0¢ | $125 | about $10 a month |
| Wisconsin | 18.8¢ | $124 | about $10 a month |
| Ohio | 18.3¢ | $121 | about $10 a month |
| U.S. average | 18.0¢ | $119 | about $10 a month |
| Delaware | 18.0¢ | $118 | about $10 a month |
| Indiana | 17.1¢ | $112 | about $9 a month |
| Virginia | 16.6¢ | $109 | about $9 a month |
| Colorado | 16.6¢ | $109 | about $9 a month |
| Alabama | 16.5¢ | $109 | about $9 a month |
| Minnesota | 16.2¢ | $107 | about $9 a month |
| Texas | 16.0¢ | $105 | about $9 a month |
| South Carolina | 15.7¢ | $104 | about $9 a month |
| West Virginia | 15.7¢ | $103 | about $9 a month |
| Oregon | 15.6¢ | $103 | about $9 a month |
| Arizona | 15.5¢ | $102 | about $8 a month |
| Florida | 15.4¢ | $102 | about $8 a month |
| New Mexico | 15.2¢ | $100 | about $8 a month |
| Kansas | 15.1¢ | $100 | about $8 a month |
| Georgia | 15.1¢ | $99 | about $8 a month |
| Mississippi | 14.9¢ | $98 | about $8 a month |
| North Carolina | 14.9¢ | $98 | about $8 a month |
| South Dakota | 14.3¢ | $94 | about $8 a month |
| Washington | 14.2¢ | $93 | about $8 a month |
| Wyoming | 14.2¢ | $93 | about $8 a month |
| Iowa | 14.1¢ | $93 | about $8 a month |
| Kentucky | 14.0¢ | $92 | about $8 a month |
| Montana | 13.9¢ | $92 | about $8 a month |
| Missouri | 13.9¢ | $92 | about $8 a month |
| Tennessee | 13.7¢ | $90 | about $8 a month |
| Oklahoma | 13.6¢ | $90 | about $7 a month |
| Nevada | 13.6¢ | $89 | about $7 a month |
| Arkansas | 13.5¢ | $89 | about $7 a month |
| Utah | 13.3¢ | $88 | about $7 a month |
| Louisiana | 13.1¢ | $86 | about $7 a month |
| Nebraska | 12.9¢ | $85 | about $7 a month |
| Idaho | 12.7¢ | $83 | about $7 a month |
| North Dakota | 12.5¢ | $83 | about $7 a month |
What the Whirlpool WRS321SDH costs where electricity is expensive
At Hawaii's average residential rate of 43.7¢ per kWh, the Whirlpool WRS321SDH costs $288 a year — $196 more a year than the label says. The EnergyGuide label estimates $92 a year, because every label in the country is calculated at 14¢ per kWh. At the U.S. average of 18.0¢ per kWh this refrigerator costs $119 a year, and in North Dakota, the cheapest state, $83 a year.
| Where | Rate | Cost a year | vs the label |
|---|---|---|---|
| Hawaii | 43.7¢ per kWh | $288 | +$196 |
| California | 33.1¢ per kWh | $218 | +$126 |
| Massachusetts | 30.4¢ per kWh | $200 | +$108 |
| Rhode Island | 29.4¢ per kWh | $194 | +$101 |
| Maine | 29.3¢ per kWh | $193 | +$101 |
| North Dakota | 12.5¢ per kWh | $83 | −$10 |
Electricity prices: EIA 12-month average through July 2026, residential sector, average revenue per kWh. Label figure calculated at 14¢ per kWh, the rate the FTC requires on labels.
Full specs
At the U.S. average residential rate this one costs $119 a year — about the same as the average side-by-side refrigerator ($121 a year across 380 certified models).
Every model on this scale is ENERGY STAR certified. Range across 380 side-by-side refrigerators, priced a year at the U.S. average residential rate.
- Brand
- Whirlpool
- Model number
- WRS321SDH***as ENERGY STAR lists it; * and # stand for color and finish codes
- Type
- Side-by-side refrigerator
- Capacity
- 21.4 cu ft
- Annual energy use
- 659 kWh a year
- ENERGY STAR Most Efficient
- No
- Product class
- (7.) Refrigerator-freezers - automatic defrost with side-mounted freezer with through-the-door ice service
- Adjusted volume (cu ft)
- 26.5
- EnergyGuide label
- https://www.whirlpool.com/services/manuals.html
Where to buy
We do not sell appliances. These open a search on the retailer's own site.
Common questions
+How much does the Whirlpool WRS321SDH cost to run per month?
about $10 a month at the U.S. average residential rate of 18.0¢ per kWh, or $119 a year. Your cost depends on your state's rate — see the table above.
+How many kWh does the Whirlpool WRS321SDH use?
659 kWh a year, as the manufacturer filed it with the U.S. Department of Energy, in its compliance certification database.
+Is the Whirlpool WRS321SDH energy efficient?
It is not ENERGY STAR certified — it is filed with the U.S. Department of Energy, which every model on sale must be. It uses about 2% less electricity than the average side-by-side refrigerator (average: 673 kWh a year).
+How does the Whirlpool WRS321SDH compare to the average refrigerator?
The average side-by-side refrigerator in our database uses 673 kWh a year, costing $121 a year at the U.S. average residential rate. The Whirlpool WRS321SDH uses 659 kWh a year, costing $119 a year.
How we calculate this
Annual energy use (659 kWh a year) is the figure the manufacturer filed for this model with the U.S. Department of Energy, in the compliance certification database. Running cost is that figure multiplied by a state's average residential electricity price from the U.S. Energy Information Administration (12-month average through July 2026, average revenue per kWh).
Sources: U.S. DOE compliance certification data, updated fortnightly · U.S. EIA electricity prices, 12-month average through July 2026.