WattCost

Data through April 2026

Ranking · computed from certified data

The Most Efficient Full-Size Refrigerators

Certified full-size refrigerators (top-freezer, bottom-freezer, side-by-side) ranked by lowest annual electricity use.

The spread inside this top 20: 200292 kWh/yr, or $38$55 a year at the U.S. average rate. Ties are ordered alphabetically.

The Most Efficient Full-Size Refrigerators — certified annual kWh, priced at the US average rate
#ModelTypekWh/yr$/yr (US avg)
1Fisher & Paykel RB2470BRV2most efficientBottom Freezer200$38
2Absocold ARD1033FB21R/Lmost efficientTop Freezer263$50
3Absocold ARD1033FS21R/Lmost efficientTop Freezer263$50
4Absocold ARD1033FW21R/Lmost efficientTop Freezer263$50
5MicroFridge 10.0LMF4Rmost efficientTop Freezer263$50
6MicroFridge 10.0LMF4RWmost efficientTop Freezer263$50
7MicroFridge 10.0RMF4Rmost efficientTop Freezer263$50
8MicroFridge 10.0RMF4RWmost efficientTop Freezer263$50
9Insignia NS-RTM10SS2-Cmost efficientTop Freezer283$53
10Insignia NS-RTM10WH2-Cmost efficientTop Freezer283$53
11LG LB12S2000most efficientBottom Freezer285$54
12Beko BFBF2414SSmost efficientBottom Freezer286$54
13Beko BFBF2414WHmost efficientBottom Freezer286$54
14Blomberg BRFB1045SSmost efficientBottom Freezer286$54
15Blomberg BRFB1045WHmost efficientBottom Freezer286$54
16Liebherr C5250most efficientBottom Freezer288$54
17LG LT11C2000most efficientTop Freezer291$55
18Galanz GLR10T**EFmost efficientTop Freezer292$55
19Galanz GLR10T**EFRmost efficientTop Freezer292$55
20Galanz GLR10TBKEFRmost efficientTop Freezer292$55

How this list is built: every entry comes straight from the ENERGY STAR certified-product dataset for refrigerators (4,229 models), ordered by certified annual kWh. The certified annual kWh comes from the DOE test procedure, which measures continuous 24/7 operation at standardized temperatures — refrigerators never get a day off.

Related