New Delhi, Nov. 3 -- The refrigerator is the one appliance that never gets a day off, so a wrong choice stays with you for a decade or more. If your family is growing, or your old fridge is bursting at the seams every weekend after the grocery run, you have probably wondered whether it is time to jump from a double-door model to one of those tall side-by-side units. They look impressive in showrooms, but the real question is whether they suit your kitchen, your shopping habits and your budget. Here in this article, we're going to sort out the differences that matter once the fridge is actually in your home.

Capacity is measured in litres, and it is the first number to settle. Double-door refrigerators commonly range from around 200 to 40...