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Appliance Energy Cost Calculators
Six calculators covering the major energy-consuming appliances in a typical home. All use official rate data and show every formula.
Refrigerator Running Cost
Annual electricity cost of your fridge — compare old vs new models to see potential savings.
Includes age comparisonWater Heater Cost Calculator
Electric vs gas vs heat pump water heater running costs. Find the cheapest option for your home.
Gas & heat pump modesClothes Dryer Cost Calculator
Electric vs gas dryer annual cost comparison, plus per-load cost.
Per-load breakdownWashing Machine Cost Calculator
Cost to run your washer per load and per year, including hot vs cold water.
Hot vs cold waterDishwasher Cost Calculator
Dishwasher electricity and water cost per cycle and per year.
Includes water costLED vs Incandescent Calculator
How much you save by switching from incandescent to LED bulbs — per bulb and whole-home.
Payback in monthsQuick reference: annual cost of common appliances (US average rate)
| Appliance | Typical watts | Est. annual cost |
|---|---|---|
| Electric water heater (family of 4) | 4,500 W | ~$382/yr |
| Refrigerator (modern 20 cu ft) | 150 W | ~$76/yr |
| Refrigerator (older 20 cu ft) | 400 W | ~$256/yr |
| Clothes dryer (electric) | 5,000 W | ~$320/yr |
| Washing machine (hot water) | 500 W | ~$32/yr |
| Dishwasher | 1,500 W | ~$96/yr |
| LED bulb (per bulb, 5 hrs/day) | 10 W | ~$3/yr |
| Incandescent bulb (per bulb, 5 hrs/day) | 60 W | ~$19/yr |
Based on US average $0.1745/kWh (EIA, 2026). Typical hours of use per day estimated; actual costs vary.