New Delhi, Oct. 27 -- Buying a refrigerator is a long-term commitment. It's an appliance that runs 24 x 7 and a purchase that lasts for at least a decade. This longevity and nature of use necessitates that users buy a model that not only accommodates their growing needs over the years but also saves energy. This is where the difference between a 3-star model and a 5-star model becomes critical.

A 5-star refrigerator model promises better energy efficiency compared to all other models. However, it usually comes with a higher upfront cost. On the other hand, a 3-star model comes with a lower upfront cost, but it also claims to be slightly less energy efficient compared to 5-star models. This brings us to an important question: does spendin...