Marathon MUF80W: running cost
At 305 kWh/yr, the Marathon MUF80W's ENERGY STAR certification puts it cheaper than most models in its category to run against every other certified freezer.
The $57 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 23.9% below the freezer category average of 401 kWh/yr, and ranks 152 of 658 certified freezers for annual running cost, 1 being cheapest. Every one of the 658 currently-certified freezers feeds that average, putting this model about $18/year under it. See how it's calculated on the how it is calculated page.
The closest alternatives by cost
Sorted by running cost among freezers, one step cheaper is Marathon MUF80BLS ($57/yr, 305 kWh/yr), and one step pricier is Arctic King AU83ETWBR1RCM ($60/yr, 317 kWh/yr).
Same brand, different models
Marathon makes 11 ENERGY STAR certified freezers; this one ranks 9 of 11 for running cost, between the brand's cheapest, the MCF36W-1 at $31/yr, and its priciest, the MFF212BLS at $93/yr.
Lifespan
NAHB's Study of Life Expectancy of Home Components does not publish a figure for freezers, so no lifetime cost is shown here rather than a guessed one. The annual and monthly figures above stand on their own.
Is it worth replacing?
The Marathon MUF80W is already efficient for its category at $57/year. If you're shopping and comparing options, this is roughly what a well-chosen new freezer costs to run.
See what else is certified in this category before you decide.
Protecting what you have
$57/year to run is the predictable cost of the Marathon MUF80W; a protection plan covers the unpredictable one, a repair bill.
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 152 of 658, the Marathon MUF80W sits in the middle of the freezer category, see the guide to why your state changes this number for the other half of the math.