ApplianceRanked

Miele KFN 7734 D

Bottom Freezer · 8.9

ENERGY STAR Most Efficient

Summary

The Miele KFN 7734 D is a bottom freezer with 8.9 capacity that uses 300 kWh per year, costing approximately $48.00annually to run at the US average electricity rate. Over 10 years, that's $480.00 in energy costs alone. It uses 31% less energy than the federal minimum standard, earning ENERGY STAR's "Most Efficient" designation — the top tier of certified products. This is an exceptionally efficient model.

Ranked #1676 out of 4363 refrigerators by annual running cost, it costs $14.00 less per year than the category average of $62. At 22" wide, it is a standard size for its category.

$48.00
per year to run
81
efficiency score /100
$480.00
10-year energy cost

How This Compares to Other Refrigerators

Ranked #1676 out of 4363 in the refrigerators category (by lowest annual cost).

Annual Cost
$48.00 vs avg $62
$14.00/yr cheaper
Energy Use
300 kWh vs avg 385
85 kWh less
Efficiency Score
81 vs avg 63
Above average

Energy Details

Annual Energy Use300 kWh/year
Federal Standard437 kWh/year
Better Than Standard31%
Annual Cost (at $0.16/kWh)$48.00
Monthly Cost (estimated)$4.00
Capacity8.9
Width22"
Height70"
BrandMiele
TypeBottom Freezer
Date Certified2026-01-07

Running Cost Breakdown

Estimated electricity costs at different time horizons (based on $0.16/kWh US average rate):

Monthly
$4.00
1 Year
$48.00
5 Years
$240.00
10 Years
$480.00

Actual costs vary by location. States like Hawaii ($0.43/kWh) pay significantly more while Idaho ($0.11/kWh) pays less. Use our energy calculator to estimate costs at your local rate.

What This Means for You

The Miele KFN 7734 D is cheaper to run than the average refrigerator in its category. At $48.00/year, you'll save approximately $140.00 over 10 years compared to a typical model in this category.

With a high efficiency score, this model is one of the better options if minimizing long-term energy costs is a priority.

Energy costs are just one factor in choosing a refrigerator. Consider the purchase price, features, reliability, and how the total cost of ownership (purchase price + energy costs over its expected lifespan) compares to alternatives.

Energy cost estimated at $0.16/kWh (US national average). Your actual cost depends on your local electricity rate and usage patterns. Data from ENERGY STAR certified product database.