AC Power Consumption Calculator
India 2026
Find out exactly how many kWh your AC consumes per hour, day, month and year. Choose tonnage, star rating and daily usage to get accurate power consumption estimates.
If you are comparing different AC models and prices, exploring a complete guide can help you choose the right one. Best AC in India →
Results
Hourly
0.90
kWh / hr
Daily
7.2
kWh / day
Monthly
216.0
kWh / month
Yearly Estimate
12 months × 8 hrs/dayApprox 1296 kWh consumed over 6 months
A 1.5 Ton 4 Star Inverter Split AC running 8 hours daily consumes approximately 7.2 kWh per day, 216.0 kWh per month and 2592 kWh per year.
Monthly Consumption by Star Rating (1.5 Ton)
Compares monthly kWh across all star ratings for selected tonnage and type.
Estimated Power Draw
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Why Calculate Your AC Power Consumption?
Know Your Units
Understand exactly how many kWh your AC uses per hour, day and month. Useful for reading your electricity meter and verifying utility bills.
Compare Star Ratings
See the real power difference between a 3-star and 5-star AC. A 5-star model can consume 30–40% fewer units over a full summer season.
Right-Size Your AC
An oversized AC cycles too often and wastes power. An undersized one runs continuously. Find the correct tonnage for your room dimensions.
Track Carbon Footprint
Every kWh has an emissions cost. Knowing your AC consumption helps you estimate your household carbon footprint from cooling alone.
Choosing the right AC depends on multiple factors, including budget and room size. best AC models →
If you want a simple answer, the best AC for most homes is a 1.5 ton inverter AC. You can explore top options here. top air conditioners →
Frequently Asked Questions About AC Power Consumption
A 1.5 ton 5-star inverter split AC typically consumes about 0.9–1.1 kWh per hour under normal conditions. A 3-star model uses roughly 1.2–1.5 kWh per hour. Window ACs of the same tonnage usually consume 8–12% more.
Find the best AC models that fit your calculated needs. top air conditioners →
Looking for a reliable and efficient AC? Most users prefer 1.5 ton inverter models for balanced cooling and energy savings. best cooling options →
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Sulaiman Sekh
Verified ExpertHVAC Expert & AC Repair Specialist
Sulaiman has 8+ years of hands-on experience in diagnosing and repairing air conditioning systems. He works with real AC units daily and ensures all guides are practical and based on real-world scenarios.