A 1.5 ton AC is one of the most popular capacities that is popular amongst indian users owing to its balance of size and performance. Knowing the power consumption of a 1.5 ton AC is very important so you know how much electricity bills to expect and can make the right choice when looking for a new and best AC in India. Opting for trusted AC brands like LG, Hitachi, Carrier, and Haier ensures good service quality and a durable build to keep operational cost of home solutions and electronics under check. Apart from tonnage capacity, the BEE star rating and annual energy consumption shown on the AC unit also affects power consumption with 3 star ACs using more electricity and 5 star ACs with inverter compressor offering the most energy-efficient cooling performance. Perfect for mid-sized rooms of 130 to 180 sq ft, a 1.5 ton AC works well in indian weather conditions and is a good option to consider.
Top 1.5 Ton Split Air Conditioners For Low Power Consumption
While you may feel that the upfront 1.5 ton 5 star AC price is higher than other lower 3 star rating models, its operational cost is lesser and thus is better for cost optimisation in the long run. Choose high-star rating models, opt for inverter ACs, run it on energy optimised modes, and ensure timely service of the unit so you can enjoy powerful home cooling that too in your budget. Take a look at some of the top 5 star 1.5 ton split AC price, features, and performance to choose the best AC for home use in India.
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Top Five Products
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Lloyd 1.5 Ton 5 Star Inverter Split AC
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The Lloyd 1.5 ton split AC with 5 star rating offers a perfect cooling performance for mid-sized rooms of up to 160 sq ft size. Running on inverter compressor technology, this Lloyd AC offers convertible modes of cooling to make the unit run from 30% to 110% capacity and ensure better power optimisation and reducing energy wastage. Its smart 2-way swing technology spreads the cool air all across the room along with a long air throw of 4 metres to provide even cooling in every corner. Equipped with a stabiliser-free operation in the range of 140 to 280 sq ft size, this AC offers a low noise performance of under 32 dB. Apart from cooling, this AC also keeps the indoor air clean with a clean air filter and PM 2.5 filter that traps the smallest dust and pollutant particles and keeps the room free from allergens.
Specifications:
- Model Number: GLS18I5KWGGW
- Capacity: 1.5 Tons
- Annual Energy Consumption: 715.07 Kilowatt Hours
- Noise Level: 37 dB
- Cooling Power: 4.8 Kilowatts
- Dimensions: 22D x 98.2W x 32H cm
- Weight: 39 kg 300 g
Pros:
- Turbo cool mode
- 4-way swing technology
- Clean filter indication
Cons:
- Slow installation process
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Haier 1.5 Ton 5 Star Triple Inverter Split AC
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The Haier 1.5 ton 5 star split AC offers a triple inverter compressor that offers variable speed compressor to adjust the performance as per the surrounding temperature and heat levels. Offering 7 in 1 convertible modes of operation, this split AC offers 40% to 110% capacity and is well-suited for 111 to 150 sq ft sized rooms. Equipped with a 900 CFM airflow speed, this 1.5 ton split AC provides a useful supersonic cooling in just 10 seconds, this Haier AC has a 744 kWh annual energy consumption and offers a power optimised performance for low electricity bills. For long-lasting use and high durability, this 1.5 ton air conditioner size fits well in medium-sized rooms and is made from high-quality copper condenser material. Its easy frost clean ensures perfect cleaning of the entire indoor unit in under 21 minutes for easy maintenance.
Specifications:
- Model: HSU18K-PYSS5BN-INV
- Energy Efficiency: 5 star
- Annual Energy Consumption: 744 Kilowatt Hours
- Noise Level: 34 dB
- Capacity: 1.5 Tons
- Cooling Power: 17000 British Thermal Units
- Dimensions: 23D x 91W x 31H cm
- Weight: 29 kg 300 g
Pros:
- 10-second Supersonic cooling
- 20 metre long air throw
- Intelli adjust convertible modes
Cons:
- Outdoor unit can be high on noise
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LG 1.5 Ton 5 Star DUAL Inverter Split AC
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The LG 1.5 ton 5 star split AC is a top contender for one of the best ACs in India that offering a balance of cooling performance and energy efficiency. The LG 1.5 ton AC power consumption is around 744.75 kWh per year on an average and runs on inverter compressor with 6 modes of cooling to adjust the AC tonnage and suit up to 55 degrees of ambient temperature as well. Offering a high indoor air circulation of 653 CFM and 4 way swing technology, this LG AC ensures perfect air distribution all across the room. Its unique VIRAAT mode is perfect for the peak summer season and offers a high 116% cooling capacity along with AI optimised cooling. Equipped with copper condenser and GoldFin+ coating for rust resistance, this split AC has a long-lasting durability.
Specifications:
- Model: US-Q19YNZE
- Annual Energy Consumption: 744.75 Kilowatt Hours Per Year
- Noise Level: 31 dB
- Capacity: 1.5 Tons
- Cooling Power: 5 Kilowatts
- Dimensions: 21D x 99.8W x 34.5H cm
- Weight: 41 Kg
Pros:
- Sleep mode with low noise and auto cooling
- 100% copper tubes for high durability
- R32 environmentally friendly refrigerant
Cons:
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Hitachi 1.5 Ton Class 5 Star Inverter Split AC
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The Hitachi 1.5 ton 5 star split AC is one of the best-selling ACs online and offers a powerful room cooling performance with 4-way swing technology. Running on inverter compressor technology along with variable modes to ensure no power wastage, this Hitachi AC is perfect for mid-sized rooms in the range of 111 to 150 sq ft size. This 5 star 1.5 ton AC has a moderate power consumption of 774.58 kWh to keep a control on electricity bills. Offering high durability, this split AC is made from high-quality copper condenser coil and comes with a rust-resistant coating as well. Its one-click ice cleaning through FrostWash technology offers an easy way to maintain the AC and also enhances the cooling performance. Offering a SmartView display that provides you with the exact room temperature, this AC also allows you to bright, dim, or off the display as per your convenience.
Specifications:
- Model: RAS.G518PCCIBT
- Energy Efficiency: 5
- Capacity: 1.5 Tons
- Annual Energy Consumption: 774.58 Kilowatt Hours
- Noise Level: 34 dB
- Cooling Power: 17060 British Thermal Units
- Dimensions: 23.5D x 95W x 29.4H cm
- Weight: 28 kg 500 g
Pros:
- IceClean feature with frost wash technology
- SmartView Display
- Odour-free air
Cons:
- Operating temperature range lower than other models
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Carrier 1.5 Ton 5 Star Wi-Fi Smart Flexicool Inverter Split AC
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Want to enjoy powerful home cooling that too with low electricity bills? Then consider the carrier 1.5 ton 5 star split AC that runs on a Flexicool inverter compressor to adjust the cooling performance as per the room requirements. Equipped with 6 convertible modes to choose from, this Carrier AC has a smart operation and offers Wi-Fi connectivity option to provide easy cooling control through your smartphone and also through voice commands. Offering clean indoor air that is free from most allergens, this AC comes with dual HD and PM 2.5 filters to remove dust and pollutants from the indoor air. Its smart energy display is a useful feature that indicates the amount of power used and a high 580n CFM airflow with 2-way swing ensures perfect room cooling in every corner.
Specifications:
- Model Name: CAI19EE5R35W0
- Energy Efficiency: 5 Star, 5.13 ISEER
- Capacity: 1.5 Tons
- Annual Energy Consumption: 754.05 Kilowatt Hours Per Year
- Noise Level: 44 dB
- Dimensions: 27D x 94W x 54H cm
- Weight: 37 kg 400 g
Pros:
- Wi-Fi connectivity for easy control
- Hydro blue coating for high durability
- Air purification filter
Cons:
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What Is The Estimated 1.5-ton AC Power Use?
Although the exact energy consumption of a 1.5 ton air conditioner varies as per the compressor type and energy rating of 3 star, 4 star, or 5 star, we can calculate an average of power consumption to help get an idea. On an average, a 1.5-ton non-inverter AC can take up around 1.5 ton 2 kWh or units of electricity per hour, while a 1.5 ton inverter AC consumes less power of around 0.8 to 1.5 kW per hour depending on the brand, model, star rating, surrounding conditions, and mode and number of hours of use.
Read more: Which Company Is Better For AC In 2025?
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