Insignia NS-RBM10WH2: running cost
ENERGY STAR certifies the Insignia NS-RBM10WH2 at 380 kWh/yr, about average for its category to run for its category.
That $71 is priced at 18.8¢/kWh, the average of all 51 state rates this site tracks. Your own state's rate is one click away.
Efficient, or not, for a refrigerator
Against the category average of 386 kWh/yr, this model uses 1.6% less, ranking 2,765 of 4,704 refrigerators tracked here for running cost. That average is drawn from all 4,704 refrigerators ENERGY STAR currently certifies, not an outside number, a $1/year gap from this model at the national rate. Full sourcing is in the sourcing notes.
Right next to it on the list
A rank or two either side of the Insignia NS-RBM10WH2: Insignia NS-RBM10SS2 ($71/yr, 380 kWh/yr), then Samsung RB16DG6000** ($71/yr, 380 kWh/yr).
Within the Insignia lineup
Ranked 78 of Insignia's 92 certified refrigerators, this sits between the NS-WC14SS3 ($23/yr, the brand's cheapest) and the NS-RBM18WH0-C ($88/yr, its priciest).
Insignia NS-RBM10WH2 over 13 years
NAHB's Study of Life Expectancy of Home Components puts a typical refrigerator's service life at 13 years; run the Insignia NS-RBM10WH2 that long and it costs about $929 in electricity, on top of whatever it cost to buy.
Is it worth replacing?
Efficient as certified refrigerators go, $71/year is a reasonable baseline if you're comparing what else is on the market.
Worth comparing a few current certified models before deciding.
If you're keeping it
At $71/year just to run, a refrigerator is worth protecting against an unplanned repair bill on top of that.
Where this number comes from
Nothing here is estimated from a nameplate wattage; the 380 kWh/yr is ENERGY STAR's own certified figure for this model. The full Refrigerator category page shows all 4,704 refrigerators ranked by cost; the state-rate guide covers the half of this number that isn't the appliance.