The Whirlpool WZC5422DW is part of the Freezer test program at Consumer Reports. In our lab tests, Freezer models like the WZC5422DW are rated on multiple criteria, such as those listed below.
Thermostat control: Thermostat control indicates model has a built-in temperature sensor that will automatically turn on fan if temperature below hood gets too high.
Temperature uniformity: This performance test measures how uniform the refrigerator kept the temperatures in the fresh food and freezer sections.
Energy efficiency: Energy efficiency reflects energy use for the usable volume (our measurement) based on average energy costs.