WattCost

Data through June 2026

Refrigerators · 72 certified models

40%+ More Efficient Refrigerators

72 of 4,371 certified refrigerators meet the bar for "40%+ More Efficient Refrigerators." At the U.S. average electricity rate they cost $7.70 to $70 a year to run — median $21, versus $63 across the whole category.

The 50 most efficient (of 72)

40%+ More Efficient Refrigerators, ranked by certified annual kWh
#ModelkWh/yr$/yr (US avg)
1Fisher & Paykel RS2435V242$7.70
2Fisher & Paykel RS2435V2*T52$9.54
3Zephyr PRRFD24C2AP69$13
4Zephyr PRRFD24C2AS69$13
5Zephyr PRRFD24C2AS-OD69$13
6SMEG Spa CVIU12188$16
7AVALLON AWC15PG1A2A95$17
8AVALLON AWC15PS1A2A95$17
9AVALLON AWC15SG1A2A95$17
10Dacor DRW24G750095$17
11Kalamazoo Outdoor Gourmet UKS15W*1-599$18
12Kalamazoo Outdoor Gourmet UKS24W*1-599$18
13Perlick URA24W*1-599$18
14Perlick URC24W*1-599$18
15Perlick URD24W*1-599$18
16Perlick URS15W*1-599$18
17Perlick URS24W*1-599$18
18AVALLON AWC24PG1A2A100$18
19AVALLON AWC24PS1A2A100$18
20AVALLON AWC24SG1A2A100$18
21Gaggenau RW204770100$18
22Liebherr UW3710100$18
23Liebherr UW3720100$18
24Miele KWTUS 7172 F100$18
25Signature Kitchen Suite SKSUW2401100$18
26SKS SKSUW2401100$18
27AVALLON AWC15PG2A2A105$19
28AVALLON AWC15PS2A2A105$19
29AVALLON AWC15SG2A2A105$19
30DOMETIC C40S1most efficient106$19
31DOMETIC C40S2most efficient106$19
32Fisher & Paykel RS2435SBmost efficient106$19
33AVALLON AWC24PG2A2A110$20
34AVALLON AWC24PS2A2A110$20
35AVALLON AWC24SG2A2A110$20
36Liebherr W5250114$21
37Liebherr W5270114$21
38Liebherr UR3750most efficient115$21
39Fisher & Paykel RS2484V*2K1118$22
40Monogram ZIW241NBW118$22
41SAPPHIRE SW243SZSS118$22
42DOMETIC C60SFS CAREmost efficient124$23
43Fisher & Paykel RS24SH*E124$23
44Liebherr UR3650most efficient125$23
45Liebherr URP3653most efficient125$23
46DOMETIC C60SBI CAREmost efficient126$23
47Liebherr Wgb7470130$24
48Fisher & Paykel RS30SH*E135$25
49Fisher & Paykel RS2435SB*Tmost efficient137$25
50Honeywell H34WCB143$26

Other efficiency facets

Questions, answered with the data

How much does it cost to run 40%+ more efficient refrigerators?
Among 72 certified models in this data, 40%+ more efficient refrigerators cost $7.70 to $70 a year to run at the U.S. average electricity rate (18.3¢/kWh) — a median of $21.
Do 40%+ more efficient refrigerators cost more or less than the average refrigerator?
The median model here runs $21 a year, 67% less than the $63 median across all certified refrigerators.
What's the cheapest model among 40%+ more efficient refrigerators?
The Fisher & Paykel RS2435V2 costs about $7.70 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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