What the Whirlpool WRTX5421T*** costs to run
The Whirlpool WRTX5421T*** is certified by ENERGY STAR at 482 kWh a year, more expensive than most models in its category to run among refrigerators currently certified.
The $91 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 24.9% above the refrigerator category average of 386 kWh/yr, and ranks 3,452 of 4,704 certified refrigerators for annual running cost, 1 being cheapest. Every one of the 4,704 currently-certified refrigerators feeds that average, putting this model about $18/year over it. See how it's calculated on the how it is calculated page.
The closest alternatives by cost
Sorted by running cost among refrigerators, one step cheaper is Maytag MRTX7621T*** ($91/yr, 482 kWh/yr), and one step pricier is Whirlpool WRTX7421T*** ($91/yr, 482 kWh/yr).
Comparing Whirlpool's own models
Whirlpool makes 156 ENERGY STAR certified refrigerators; this one ranks 68 of 156 for running cost, between the brand's cheapest, the AMA27S1E at $40/yr, and its priciest, the WRF995FIF*** at $142/yr.
Whirlpool WRTX5421T*** over 13 years
13 years is NAHB's typical service life for this category; at $91/year, the Whirlpool WRTX5421T*** adds up to about $1,178 in electricity over that span.
Shopping for a new one
At $91/year, this is on the expensive side for a refrigerator; the cheapest certified model in this category runs about $8/year, worth knowing before buying either the Whirlpool WRTX5421T*** or its replacement.
Compare current ENERGY STAR certified refrigerators before buying.
Protecting what you have
Whether or not the Whirlpool WRTX5421T*** ever needs replacing, a repair is the more common failure for a refrigerator, one a protection plan budgets for ahead of time.
The data behind this page
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. Ranked 3,452 of 4,704, the Whirlpool WRTX5421T*** sits in the middle of the refrigerator category, see the guide to why your state changes this number for the other half of the math.