When buying a new refrigerator, consider factors such as size, energy efficiency, and features. First, measure the space where the fridge will go to ensure it fits. Look for models with Energy Star certification for better energy efficiency, which can save on electricity bills. Consider the type of refrigerator, such as French door, side-by-side, or top/bottom freezer, depending on your storage needs. Additional features, such as ice makers, water dispensers, or smart connectivity, can add convenience. Pay attention to the noise level, as some refrigerators are quieter than others. Finally, read customer reviews to get feedback on reliability and performance.