Home & Living
Electricity Cost Calculator
Estimate monthly appliance running costs from wattage, usage hours, and tariff rates.
Interactive tool
Electricity Cost Calculator
Daily units
9 kWh
Monthly cost
₹2,160
Annual cost
₹25,920
Choice IQ readout
The estimated running cost is moderate. Still check seasonal usage and slab rates if this appliance runs daily.
- Compare this annual cost with the price difference of a more efficient model.
- Check whether your tariff changes by slab or time of day.
- Run the calculator again with summer or peak usage hours.
Tool guide
How to use this electricity cost calculator
Use this electricity cost calculator before buying or running high-consumption appliances. Add wattage, daily usage, and your tariff to estimate daily units, monthly cost, and annual cost.
Formula
Daily units = watts x hours used per day / 1000. Monthly cost = daily units x tariff x 30.
Decision guide
When to use this electricity cost calculator
Best use case
Use this page when you need a quick first estimate before comparing products, lenders, subscriptions, or buying options. It is built for practical planning, not final professional advice.
Inputs needed
Keep these numbers ready: Appliance wattage, Daily usage hours, Electricity tariff. If you are unsure, run one conservative estimate and one optimistic estimate.
Shareable result
After calculating, use the result link to save or share the same inputs. The URL parameters keep the calculation easy to revisit.
Common examples
Readers usually use this tool for air conditioner cost, refrigerator usage, work-from-home setup. The best way to read the output is to compare scenarios instead of treating one result as a final answer.
How it works
Use this electricity cost calculator before buying or running high-consumption appliances. Add wattage, daily usage, and your tariff to estimate daily units, monthly cost, and annual cost.
Examples
- Air conditioner cost
- Refrigerator usage
- Work-from-home setup
FAQ
How do I find appliance wattage?
Check the label, user manual, product page, or adapter. For variable-load appliances, use the rated wattage as an estimate.
What is kWh or unit?
One electricity unit is one kilowatt-hour. A 1000W appliance running for one hour uses about one unit.
Why is my real bill different from this estimate?
Bills can include fixed charges, taxes, slab rates, meter differences, and changing usage patterns.
Keep reading
Related home & living picks
Tool
Appliance Cost Calculator
Estimate total ownership cost from purchase price, electricity cost, and years of use.
Home & Living
Best Electric Toothbrushes in India 2026
Electric toothbrushes worth buying in India at every budget, with real prices, and the running cost most buyers forget to check.
Home & Living
Is a 5-Star AC Worth It in India? The Payback Maths
What a higher star rating actually saves per year in rupees, how long the premium takes to pay back, and when a 3-star is the right answer.
Home & Living
Best Air Fryers in India 2026
Air fryers worth buying in India with real prices, how to size one for your family, and an honest note on how often they actually get used.
Comparison
Induction vs Gas Stove: Which Works Better in an Indian Kitchen?
Induction is cheaper to run and safer, gas is faster for Indian techniques, and the honest answer for most homes is both.