Appliances / Refrigerators / Sub-Zero

Sub-Zero refrigerators ranked by running cost

26 ENERGY STAR certified Sub-Zero models, cheapest to run first, at the U.S. average electricity price.

ModelTypeSizePer year12 years
DEU2450R/ADA/ seriesCompact Refrigerator5 cu ft$29$347
DEU2450R/ seriesCompact Refrigerator5.4 cu ft$31$367
DEU2450RO/ seriesCompact Refrigerator5.4 cu ft$31$367
DEU1550B*/* familyCompact Refrigerator3.1 cu ft$33$399
ID-24R seriesCompact Refrigerator4 cu ft$39$465
DEU2450B*/ADA/* familyCompact Refrigerator5.1 cu ft$39$469
ID-27RCompact Refrigerator4.6 cu ft$39$474
ID-30RCompact Refrigerator5.3 cu ft$40$482
ID-36RCompact Refrigerator6.6 cu ft$42$502
DEU2450B*/* familyCompact Refrigerator5.5 cu ft$44$530
DEC2450R/ seriesFreezerless and Single Door13.3 cu ft$55$659
DET3050R**/* familyFreezerless and Single Door16.4 cu ft$59$707
DEC3050R**/* familyFreezerless and Single Door17.5 cu ft$60$725
DET3650R**/* familyFreezerless and Single Door20.4 cu ft$64$771
DEC3650R**/* familyFreezerless and Single Door21.7 cu ft$66$790
CL3650R**/S/*/* familyFreezerless and Single Door22.8 cu ft$67$808
ID-30CCompact Refrigerator5 cu ft$68$816
DEU2450CI/ seriesCompact Refrigerator4.8 cu ft$74$891
DEC1850FI/ seriesUpright Freezer8.8 cu ft$83$993
ID-30CICompact Refrigerator5 cu ft$83$1,000
DET3050CI**/* familyBottom Freezer15.6 cu ft$100$1,201
CL3050U**/S/*/* familyBottom Freezer16.9 cu ft$101$1,216
DET3650CI**/* familyBottom Freezer19.6 cu ft$108$1,294
CL3650U**/S/*/* familyBottom Freezer20.8 cu ft$108$1,301
CL4250UFD**/S/* familyBottom Freezer24.7 cu ft$116$1,390
CL4850S/S/ seriesSide-by-Side29.1 cu ft$136$1,628