ApplianceRanked
Refrigerators/LG SIGNATURE

LG SIGNATURE UM22WZH98*

Bottom Freezer · 21.7

Summary

The LG SIGNATURE UM22WZH98* is a bottom freezer with 21.7 capacity that uses 704 kWh per year, costing approximately $112.64annually to run at the US average electricity rate. Over 10 years, that's $1126.40 in energy costs alone. It is ENERGY STAR certified, meeting the program's energy efficiency requirements.

Ranked #4159 out of 4363 refrigerators by annual running cost, it costs $50.64 more per year than the category average of $62. At 35.8" wide, it is a standard size for its category.

$112.64
per year to run
50
efficiency score /100
$1126.40
10-year energy cost

How This Compares to Other Refrigerators

Ranked #4159 out of 4363 in the refrigerators category (by lowest annual cost).

Annual Cost
$112.64 vs avg $62
$50.64/yr more expensive
Energy Use
704 kWh vs avg 385
319 kWh more
Efficiency Score
50 vs avg 63
Below average

Energy Details

Annual Energy Use704 kWh/year
Federal Standard651 kWh/year
Annual Cost (at $0.16/kWh)$112.64
Monthly Cost (estimated)$9.39
Capacity21.7
Width35.8"
Height70.3"
BrandLG SIGNATURE
TypeBottom Freezer
Date Certified2026-05-20

Running Cost Breakdown

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

Monthly
$9.39
1 Year
$112.64
5 Years
$563.20
10 Years
$1126.40

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 LG SIGNATURE UM22WZH98* costs more to run than the average refrigerator. At $112.64/year, you'll pay approximately $506.40 more over 10 years compared to a typical model. Consider whether its other features justify the higher operating cost.

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.