WattCost

Data through April 2026

Refrigerators · 59 certified models

40%+ More Efficient Refrigerators

59 of 4,229 certified refrigerators meet the bar for "40%+ More Efficient Refrigerators." At the U.S. average electricity rate they cost $7.91 to $72 a year to run — median $23, versus $65 across the whole category.

The 50 most efficient (of 59)

40%+ More Efficient Refrigerators, ranked by certified annual kWh
#ModelkWh/yr$/yr (US avg)
1Fisher & Paykel RS2435V242$7.91
2Fisher & Paykel RS2435V2*T52$9.79
3Zephyr PRRFD24C2AP69$13
4Zephyr PRRFD24C2AS69$13
5Zephyr PRRFD24C2AS-OD69$13
6SMEG Spa CVIU12188$17
7Dacor DRW24G750095$18
8Kalamazoo Outdoor Gourmet UKS15W*1-599$19
9Kalamazoo Outdoor Gourmet UKS24W*1-599$19
10Perlick URA24W*1-599$19
11Perlick URC24W*1-599$19
12Perlick URD24W*1-599$19
13Perlick URS15W*1-599$19
14Perlick URS24W*1-599$19
15Gaggenau RW204770100$19
16Liebherr UW3710100$19
17Liebherr UW3720100$19
18Miele KWTUS 7172 F100$19
19Signature Kitchen Suite SKSUW2401100$19
20SKS SKSUW2401100$19
21DOMETIC C40S1most efficient106$20
22DOMETIC C40S2most efficient106$20
23Fisher & Paykel RS2435SBmost efficient106$20
24Liebherr W5250114$21
25Liebherr W5270114$21
26Liebherr UR3750most efficient115$22
27Fisher & Paykel RS2484V*2K1118$22
28Monogram ZIW241NBW118$22
29SAPPHIRE SW243SZSS118$22
30DOMETIC C60SFS CAREmost efficient124$23
31Fisher & Paykel RS24SH*E124$23
32Liebherr UR3650most efficient125$24
33Liebherr URP3653most efficient125$24
34DOMETIC C60SBI CAREmost efficient126$24
35Liebherr Wgb7470130$24
36Fisher & Paykel RS30SH*E135$25
37Fisher & Paykel RS2435SB*Tmost efficient137$26
38DOMETIC C60S1most efficient145$27
39DOMETIC C60S2most efficient145$27
40Fisher & Paykel RB36Smost efficient150$28
41Fisher & Paykel RS2474S3152$29
42Gorenje VCS5297TPGVCS5297TPG159$30
43Sub-Zero DEU2450R/ADAmost efficient159$30
44DOMETIC C40G1most efficient162$31
45DOMETIC C40G2most efficient162$31
46Arctic King AU83ETWBR1RCMmost efficient167$31
47Sub-Zero DEU2450Rmost efficient168$32
48Sub-Zero DEU2450ROmost efficient168$32
49Liebherr UBC3760most efficient180$34
50Hisense FV06C7ASEmost efficient186$35

Other efficiency facets

Questions, answered with the data

How much does it cost to run 40%+ more efficient refrigerators?
Among 59 certified models in this data, 40%+ more efficient refrigerators cost $7.91 to $72 a year to run at the U.S. average electricity rate (18.8¢/kWh) — a median of $23.
Do 40%+ more efficient refrigerators cost more or less than the average refrigerator?
The median model here runs $23 a year, 64% less than the $65 median across all certified refrigerators.
What's the cheapest model among 40%+ more efficient refrigerators?
The Fisher & Paykel RS2435V2 costs about $7.91 a year at the U.S. average rate (42 kWh/yr) — the lowest certified figure in this group.
What does the certified annual-kWh figure assume for refrigerators?
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.

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