Wondering if that old fridge in your basement is gobbling up electricity faster than your main one? This article breaks down how older fridges compare to newer energy-efficient models, in both watts and dollars. Find out why your old fridge might be hiking your electric bill, and what signs to look for if upgrading makes sense. Plus, get practical tips on making any fridge, new or old, run cheaper. Real numbers and easy fixes—no head-scratching technical talk.