WattCost

Data through April 2026

Refrigerators · 15 certified models

Zline

This data covers 15 certified Zline — annual running costs span $24 to $140 at national-average rates (median $111; the whole-category median is $65).

All certified models

Zline, ranked by certified annual kWh
#ModelkWh/yr$/yr (US avg)
1Zline RWDO-GS-24129$24
2Zline RBSO-ST-24257$48
3Zline RBCRV-24295$56
4Zline RBCRV-30325$61
5Zline SRBCRV-36345$65
6Zline RFSV-36569$107
7Zline SRBIV-36584$110
8Zline RFM-36588$111
9Zline RFM-36-BS588$111
10Zline RBIV-36589$111
11Zline RBIT-36590$111
12Zline RFM-W-36658$124
13Zline RFM-W-36-BS658$124
14Zline RSM-W-36743$140
15Zline RSM-W-36-BS743$140

Other brand facets

Questions, answered with the data

How much does it cost to run Zline refrigerators?
Among 15 certified models in this data, Zline refrigerators cost $24 to $140 a year to run at the U.S. average electricity rate (18.8¢/kWh) — a median of $111.
Do Zline refrigerators cost more or less than the average refrigerator?
The median model here runs $111 a year, 70% more than the $65 median across all certified refrigerators.
What's the cheapest model among Zline refrigerators?
The Zline RWDO-GS-24 costs about $24 a year at the U.S. average rate (129 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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