Sub-Zero DET3650R**/*
Freezerless and Single Door · 20.4
Summary
The Sub-Zero DET3650R**/* is a freezerless and single door with 20.4 capacity that uses 353 kWh per year, costing approximately $56.48annually to run at the US average electricity rate. Over 10 years, that's $564.80 in energy costs alone. It uses 10% less energy than the federal minimum standard. It meets ENERGY STAR certification but isn't among the top performers.
Ranked #2314 out of 4363 refrigerators by annual running cost, it costs $5.52 less per year than the category average of $62. At 36" wide, it is a standard size for its category.
How This Compares to Other Refrigerators
Ranked #2314 out of 4363 in the refrigerators category (by lowest annual cost).
Energy Details
Running Cost Breakdown
Estimated electricity costs at different time horizons (based on $0.16/kWh US average rate):
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 Sub-Zero DET3650R**/* is cheaper to run than the average refrigerator in its category. At $56.48/year, you'll save approximately $55.20 over 10 years compared to a typical model in this category.
Its efficiency score is moderate — solid but not top-tier. It balances upfront cost with reasonable energy savings.
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.