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Which Star Rating AC Is Best For Low Power Use? (May 2026)

The 5-star Split ACs are the best for lower electricity consumption bills, and leading brands like LG, Haier, Panasonic, and more have a wide range of models. Enjoy the powerful cooling with energy savings, and check out which star rating AC is Best for low power use?

Which Star Rating AC is Best For Low Power Use?
Which Star Rating AC is Best For Low Power Use?

The demand for efficient and reliable air conditioners is at an all-time high, as temperatures have already crossed the mark of 40 degrees. 5-star air conditioners are the best options for those seeking a split or window AC that leads to lower electricity bills. But these models come with a higher upfront cost as compared to the 3-stage models. The leading AC brands in India, like LG, Panasonic, Haier, Carrier, and more, have a wide range of models that are equipped with an inverter compressor, which allows adjusting the power as per the heat load, making it energy efficient, durable, and with less noise operation. Copper coils offered better heat dissipation, and the convertible mode allows setting the temperature as needed. Explore which star Rating AC is best for low power use. Check out the latest 5-star models on Amazon. 

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Best 5 Star ACs from Top Brands For Least Power Use

Say Goodbye to electricity bills with these 5-star split AC on Amazon from the leading AC brands like Haier, LG, Panasonic, and more that provide powerful cooling with less maintenance in peak summer months like May, June, July, and more. These AC brands offer models from many years that are built on trust and deliver powerful performance with minimal maintenance. Stay cool and comfortable with these top-notch models on Amazon that are loaded with smart features like smart connectivity, dust filter, smart diagnosis, and more for reliable performance. 

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Top ProductsFeatureRating
Haier 1.5 Ton 5 Star AI Climate Control Smart Split AC (5460W, Copper, HEXA Inverter, Heavy Duty, 4 Way Swing, Frost Clean, HD Filter, Cools at 60C, 20 mtr Air Throw- HSU19K-PYAIR5BN-INV, White)Cooling in Just 10 Secomds4.2
LG 1.5 Ton 5 Star,New star rated, DUAL Inverter Split AC (Copper, AI Convertible 6-in-1,VIRAAT Mode,Faster Cooling & Energy Saving,4 Way Swing, HD Filter with Anti-Virus Protection, US-Q19YNZE3,White)AI Mode 4.0
Panasonic 1.0 Ton 5 Star, New Star rated, Premium WiFi Inverter Smart Split AC (DustBuster Tech, Matter Enabled, AI, Higher Airflow, Copper Cond., 8in1 Convertible,4-Way,PM0.1 Filter,CS/CU-NU12BKY5W,White)Matter Enabled3.7
Godrej 1.5 Ton 5 Star, 5 Years Comprehensive Warranty, AI powered, 5-In-1 Convertible Cooling Inverter Split AC (Copper, 2025 Model, Heavy Duty Cooling at 52 C, AC 1.5T EI 18II5T WZS Split 5S, White)Heavy-duty cooling3.8
Lloyd 1.5 Ton 5 Star Inverter Split AC (5 in 1 Convertible, Anti Corrosion Coating, Copper, PM 2.5 Filter, White with Chrome Deco Strip, GLS18I5KWGGW)PM 2.5 Filter4.0
Blue Star 1.5 Ton 5 Star, 60 Months Warranty, Wi-Fi Smart Inverter Split AC (Copper, Convertible 5 in 1 Cooling, AI Pro, DigiQ Hepta Sensors, 4 Way Swing, IE518ZNURS, White)4 Way Swing3.6
Carrier 1.5 Ton 5 Star Wi-Fi Smart Flexicool Inverter Split AC (Copper, Convertible 6-in-1 Cooling,Smart Energy Display,HD & PM 2.5 Filter, ESTER EDGE FXi (Wi-Fi), CAI19EE5R35W0,White)Smart Energy Display4.2
Voltas 185V Vectra CAR 1.5 ton 5 star inverter Split AC|4-IN-1 Adjustable mode|Energy Efficient|High ambient Cooling-cools even at 52C|Anti dust filter with Anti-microbial coating|Copper Coil|White4-in-1 Adjustable Mode4.0
01

Haier 1.5 Ton 5 Star AI Climate Control Smart Split AC (5460W, Copper, HEXA Inverter, Heavy Duty, 4 Way Swing, Frost Clean, HD Filter, Cools at 60C, 20 mtr Air Throw- HSU19K-PYAIR5BN-INV, White)

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This 5 star air conditioner comes with a 1.5-ton capacity, which is ideal for medium spaces. It comes with a 7-in-1 convertible mode that allows setting the temperature as per the customer's needs. The supersonic cooling ensures instant cooling for quick relief. This Haier AC has been equipped with a Hexa inverter compressor that adjusts the power depending on the heat load. The 100% copper coil brings better heat dissipation, and the AI climate control senses the ambient temperature and sets the temperature as per the need for a more comfortable indoor environment. The 4-way swing, along with long air throw, leads to better coverage, leaving no hot spot in the room. This mode has been equipped with Haier blue fin coating that keeps the AC safe from rust and corrosion. This Haier split AC comes with an anti-bacterial filter that captures the dust, pollen, mold spores, and particles for clean and improved air quality. 

Specifications

Brand
Haier
Capacity
1.5 Tons
Cooling Power
17000 British Thermal Units
Product Dimensions
23D x 91W x 31H Centimeters
Model
‎HSU18K-PYSS5BN-INV
Annual Energy Consumption
‎744 Kilowatt Hours
Wattage
‎1340 Watts
Manufacturer
‎Haier Appliances India Pvt Ltd
Country of Origin
‎India
Item Weight
29 kg 300 g
ASIN
B0CXV55SLJ
Colour
‎White

Reasons to buy

  • The Frost self-clean feature deep cleans the indoor unit in just 15 minutes with the press of a button.
  • The Monsoon comfort adjusts the humidity levels for comfortable indoor conditions.

Reason to avoid

  • The electricity consumption in Supersonic mode is high.

Haier 1.5 Ton 5 Star AI Climate Control Smart Split AC (5460W, Copper, HEXA Inverter, Heavy Duty, 4 Way Swing, Frost Clean, HD Filter, Cools at 60C, 20 mtr Air Throw- HSU19K-PYAIR5BN-INV, White)

Rs. 44,999

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02

LG 1.5 Ton 5 Star,New star rated, DUAL Inverter Split AC (Copper, AI Convertible 6-in-1,VIRAAT Mode,Faster Cooling & Energy Saving,4 Way Swing, HD Filter with Anti-Virus Protection, US-Q19YNZE3,White)

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LG is a leading manufacturer of air conditioners, and this 1.5 ton model is ideal for medium spaces that come with a DUAL inverter compressor, it adjust the power as per heat load, making it energy-efficient, durable, and offering silent operation. The 5-star ratings lead to lower electricity bills. The 6-in-1 convertible mode allows you to set the temperature as needed. The VIRAAT mode operates at the highest capacity for instant cooling, sleep mode ensures low noise operation. This LG split AC comes with stabilizer-free operation that ensures safety from voltage fluctuations. The 100% copper coil offers better heat dissipation, and the ocean black protection keeps the AC safe from rust and corrosion. The Monsoon comfort mode adjusts the humidity levels to keep the indoor air cool and comfortable. This LG air conditioner has an HD filter with anti-virus protection that ensures a clean and safe indoor via removing dust, pollen, allergens, and more. The 4-way swing, along with 50 Ft air throw, ensures better coverage, leaving no hot spot in the room. 

Specifications

Brand
LG
Capacity
1.5 Tons
Cooling Power
5 Kilowatts
Product Dimensions
21D x 99.8W x 34.5H Centimeters
Model
‎US-Q19YNZE
Annual Energy Consumption
‎744.75 Kilowatt Hours Per Year
Noise Level
‎31 Decibels
Wattage
‎1290 Watts
Voltage
‎230 Volts
Manufacturer
‎LG Electronics India Pvt. Ltd.
Country of Origin
‎India
Item Weight
41 kg
ASIN
B0DRG7M72Z

Reasons to buy

  • The Diet mode operates at optimized energy consumption with optimum cooling performance.
  • The Auto clean feature prevents the AC from mold and bacteria by drying up the AC interior.

Reason to avoid

  • The VIRAAT mode consumes too much energy.

LG 1.5 Ton 5 Star,New star rated, DUAL Inverter Split AC (Copper, AI Convertible 6-in-1,VIRAAT Mode,Faster Cooling & Energy Saving,4 Way Swing, HD Filter with Anti-Virus Protection, US-Q19YNZE3,White)

Rs. 43990

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03

Panasonic 1.0 Ton 5 Star, New Star rated, Premium WiFi Inverter Smart Split AC (DustBuster Tech, Matter Enabled, AI, Higher Airflow, Copper Cond., 8in1 Convertible,4-Way,PM0.1 Filter,CS/CU-NU12BKY5W,White)

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Panasonic air conditioners are known for their heavy-duty performance, and this 1 ton split AC is good for small spaces. It has been equipped with 100% copper coil for better heat transfer and powerful cooling in peak summers. The 8-in-1 convertible mode allows you to set the temperature as needed. The Inverter compressor adjusts the power depending on the heat load, making it super energy efficient, durable, and ideal for home use. The 5 star air conditioner ensures lower electricity bills but comes with a higher upfront cost at the time of purchase. The higher air flow with 4-way swing ensures better coverage of the space, leaving no hot spot in the room. This Panasonic split AC comes with stabilizer-free operation that keeps the AC safe from voltage fluctuations, and the convertible mode allows you to adjust from 40% to the highest capacity as per the need. The Dustbuster feature in this model auto clean the outdoor unit for steady cooling, better efficiency, and longer lifespan. 

Specifications

Brand
Panasonic
Capacity
1.5 Tons
Cooling Power
17402 British Thermal Units
Product Dimensions
24.9D x 104W x 29.6H Centimeters
Model
‎CS/CU-NU18AKY5WX
Noise Level
‎34 Decibels
Wattage
‎1270 Watts
Manufacturer
‎Panasonic India Private Limited
Country of Origin
‎India
ASIN
B0DSVRY811

Reasons to buy

  • Control your air conditioner with the Miraie app for voice control.
  • Custom sleep profile ensures no midnight chills and better rest time.
  • The PM 0.1 filter removes the dust, pollen, viruses, and more for a clean and refreshing indoor.

Reason to avoid

  • External installation charges.

Panasonic 1.0 Ton 5 Star Premium Wi-Fi Inverter Smart Split AC (Matter/MirAIe, AI, DustBuster, 55°C Oper., Copper Condenser, 8in1 Convertible, 4-Way, PM0.1 Filter, CS/CU-NU12BKY5W, 2026 Model, White)

₹42,990.00

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04

Godrej 1.5 Ton 5 Star, 5 Years Comprehensive Warranty, AI powered, 5-In-1 Convertible Cooling Inverter Split AC (Copper, 2025 Model, Heavy Duty Cooling at 52 C, AC 1.5T EI 18II5T WZS Split 5S, White)

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Coming with 5 in1 convertible cooling mode, this Godrej 1.5 ton 5 star inverter split AC will comfort you during the peak summer season. Even if this air conditioner runs for the whole night or day, it consumes less electricity, so you do not have to pay high bills. It operates at a cooling capacity ranging from 40% to 110%, so that you can adjust the cooling capacity as per your convenience, thus helping in saving energy. Through a 100% copper evaporator and condenser with Blue Fin Anti-Corrosion coating, it ensures durability and heavy-duty performance for uninterrupted, powerful cooling. Equipped with i-sense technology, this AC smartly senses the ambient temperature to deliver cooling accordingly. Removed dust particles and bad odor indoors as it has a pure air filter. Self-cleaning technology reduces moisture and prevents microbial growth to offer hygienic cooling.

Specifications

Brand
Godrej
Capacity
1.5 Tons
Cooling Power
4.8 Kilowatts
Product Dimensions
23D x 100W x 29.5H Centimeters
Model
‎AC 1.5T EI 18II5T WZS Split 5S
Annual Energy Consumption
‎728.31 Kilowatt Hours Per Year
Voltage
‎230 Volts
Wattage
‎1200 Watts
Manufacturer
‎Godrej & Boyce Mfg. Co. Ltd.
ASIN
B0DSVRQJHY
Item Weight
11 kg
Noise Level
‎38 Decibels

Reasons to buy

  • The installation process is quite smooth and customers are satisfied.
  • The energy efficiency is top notch as 5 star ratings leads to lower bills.

Reason to avoid

  • None as of now.

Godrej 1.5 Ton 5 Star, 5 Years Comprehensive Warranty, AI powered, 5-In-1 Convertible Cooling Inverter Split AC (Copper, 2025 Model, Heavy Duty Cooling at 52 C, AC 1.5T EI 18II5T WZS Split 5S, White)

Rs. 36049

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05

Lloyd 1.5 Ton 5 Star Inverter Split AC (5 in 1 Convertible, Anti Corrosion Coating, Copper, PM 2.5 Filter, White with Chrome Deco Strip, GLS18I5KWGGW)

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With the ability to transition from 30% to 110% tonnage, the Lloyd 1.5 ton AC offers 5 cooling modes that make it ideal for every situation. It has one of the highest ISEER values, which indicates how energy efficient this model is compared to many 5-star ACs. This split AC notifies the user in case the filter needs cleaning or the refrigerant gas is about to run out, which makes it simpler to ensure that the cooling quality is the same. To make sure that users don’t have to repeatedly set the same settings in power outages, the auto restart feature makes it possible. The use of R32 refrigerant adheres to the environment-friendly practices to ensure that the ozone layer is protected. 

Specifications

Brand
Lloyd
Capacity
1.5 Tons
Cooling Power
4.8 Kilowatts
Product Dimensions
22D x 98.2W x 32H Centimeters
Model
‎GLS18I5KWGGW
Annual Energy Consumption
‎715.07 Kilowatt Hours
Noise Level
‎37 Decibels
Wattage
‎1185 Watts
Voltage
‎230 Volts
Colour
‎White
Manufacturer
‎LLOYD
Country of Origin
‎India
Item Weight
39 kg 300 g
ASIN
B0DZ6B4K8C

Reasons to buy

  • The cooling performance and the overall build design is mentioned by some users on Amazon.
  • Low energy consumption leads to lower electricity bills and some customers are appreciating it.

Reason to avoid

  • Some customers pointed out the issue for noise in the outdoor unit.

Lloyd 1.5 Ton 5 Star, Inverter Split AC (5 in 1 Convertible, Cools Even at 52°C, Smart 4 Way Air Swing, Turbo Cool, Anti Corrosion Coating, 100% Copper, White, GLS18I5KWGGW)

₹38,490.00

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06

Blue Star 1.5 Ton 5 Star, 60 Months Warranty, Wi-Fi Smart Inverter Split AC (Copper, Convertible 5 in 1 Cooling, AI Pro, DigiQ Hepta Sensors, 4 Way Swing, IE518ZNURS, White)

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Blue star is one of the Indian manufacturers that has reliable models for top notch cooling performance. This 1.5 ton split AC is ideal for small to medium spaces. The 5 star ratings ensure lower energy consumption and it comes with 5 in 1 convertible mode that allows adjusting the temperature as per the need. The 100% copper coil ensures faster cooling while keeping the AC safe from voltage fluctuations. The turbo mode offers quick cooling for instant relief, dry mode is ideal to control humidity levels and eco mode offers optimum cooling while consuming less power. This Blue Star AC comes with Hexa Inverter technology that provides enhanced performance even at high ambient conditions, delivers effective energy savings and enhanced comfort for the user. The wifi connectivity of this AC allows you to control it via your smartphone. 

Specifications

Brand
Blue Star
Capacity
Tons
Cooling Power
17435 British Thermal Units
Product Dimensions
22.9D x 95W x 32H Centimeters
Model
‎IE518ZNURS
Annual Energy Consumption
‎783.33 Kilowatt Hours Per Year
Wattage
‎5110 Watts
Voltage
‎230 Volts
Manufacturer
‎Blue Star Limited
Country of Origin
India
ASIN
B0FT8HVP1D
Item Weight
42 kg 800 g

Reasons to buy

  • Most of the customers are satisfied with cooling performance and overall product.
  • The after sale service is also good as per some users on Amazon.

Reason to avoid

  • None as of now.

Blue Star 1.5 Ton 5 Star, 60 Months Warranty, Wi-Fi Smart Inverter Split AC (Copper, Convertible 5 in 1 Cooling, AI Pro, DigiQ Hepta Sensors, 4 Way Swing, IE518ZNURS, White)

Rs. 40990

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07

Carrier 1.5 Ton 5 Star Wi-Fi Smart Flexicool Inverter Split AC (Copper, Convertible 6-in-1 Cooling,Smart Energy Display,HD & PM 2.5 Filter, ESTER EDGE FXi (Wi-Fi), CAI19EE5R35W0,White)

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This 1.5 ton inverter AC comes with 6 in 1 convertible mode that allows it to adjust the temperature as per the need. Carrier air conditioners are known for their heavy duty performance throughout the year and 5 star ratings ensure lower energy consumption with high cooling performance. The 100% copper coil with anti corrosion coating makes it ideal for precise cooling with good life. The stabilizer free operation keeps the air conditioner safe from voltage fluctuations. The PM 2.5 filter traps the finest particles for clean indoors while Insta cool mode ensures faster cooling for quick relief from outside weather conditions. The hydro blue coating ensures long lasting comfort keeping it safe from rust. The sleep mode of this split AC works with less noise operation with optimum cooling in peak summers. The dry mode adjusts the humidity levels in peak months that maintain the room temperature. 

Specifications

Brand
Carrier
Capacity
1.5 Tons
Cooling Power
5000 Kilowatts
Product Dimensions
20.5D x 94W x 27.5H Centimeters
Model
‎CAI19EE5R35W0
Annual Energy Consumption
‎754.05 Kilowatt Hours Per Year
Noise Level
‎44 Decibels
Voltage
‎230 Volts
Wattage
‎5760 Watts
Manufacturer
‎Carrier Midea India Private Limited
Country of Origin
‎India
ASIN
B0DSXJFF5H
Item Weight
37 kg 400 g

Reasons to buy

  • The 4 fan speed allows to adjust the air throw as per the need.
  • Customers appreciate the cooling capacity along with energy efficiency.

Reason to avoid

  • None as of now.

Carrier 1.5 Ton 5 Star Wi-Fi Smart Flexicool Inverter Split AC (Copper, Convertible 6-in-1 Cooling,Smart Energy Display,HD & PM 2.5 Filter, ESTER EDGE FXi (Wi-Fi), CAI19EE5R35W0,White)

Rs. 39470

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08

Voltas 185V Vectra CAR 1.5 ton 5 star inverter Split AC|4-IN-1 Adjustable mode|Energy Efficient|High ambient Cooling-cools even at 52C|Anti dust filter with Anti-microbial coating|Copper Coil|White

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Offering 4in1 adjustable modes, the Voltas 1.5 Ton AC 5 Star comes with an inverter compressor so that users can change the tonnage based on whether there are fewer people or guests in the room. With the 1.5 ton AC size, it is well-suited for a room up to 150 sq. ft, which also happens to be the size of most areas in Indian households. There are copper condenser coils with an anti-corrosive coating, so that users can enjoy lower maintenance and higher cooling for more years to come. Apart from that, there is the LED display on the front panel, which makes it easier to check the temperature, even at night. Additionally, the self-diagnosis features enable simpler solutions to most issues that arise in the AC's operation.

Specifications

Brand
Voltas
Capacity
1.5 Tons
Cooling Power
4850 Kilowatts
Product Dimensions
23D x 96W x 31H Centimeters
Model
‎185V Vectra CAR
Annual Energy Consumption
‎4850 Watts
Noise Level
‎38 Decibels
Voltage
‎230 Volts
Wattage
‎4850 Watts
Manufacturer
‎Voltas
Country of Origin
‎India

Reasons to buy

  • Overall a good split AC with powerful cooling and affordability as per customer on Amazon.
  • The convertible mode allows adjusting the temperature as per customers needs makes it perfect for everyday use.

Reason to avoid

  • Many customers found water leakage issues with this model.

Voltas 185V Vectra CAR 1.5 ton 5 star inverter Split AC|4-IN-1 Adjustable mode|Energy Efficient|High ambient Cooling-cools even at 52C|Anti dust filter with Anti-microbial coating|Copper Coil|White

Rs. 37990

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Which is better 3 star or 5 star AC?

A 5-star AC uses less electricity than a 3-star AC for the same amount of cooling, which makes it a good choice for people who use their AC for many hours daily, especially during summer. Even though a 5-star AC costs more at first, it helps you save money in the long run through lower electricity bills. On the other hand, a 3-star AC is cheaper to get initially but might be slightly more expensive overall. So,  go with the best 5-star ACs for long-term savings and better energy efficiency, and a 3-star AC if your usage is low and you want a budget-friendly option.

Top 1.5 Ton 5-Star AC Models: Features Compared

The following table compares top-rated 5-star models based on their energy efficiency and standout technology:

Brand & Model

Key Efficiency Feature

Annual Power (Approx.)

Unique Value

LG Dual Inverter (US-Q19YNZE)

AI Convertible 6-in-1

744 kWh

Best for quiet operation and smart AI cooling.

Lloyd Stellar Art (GLS18V5FBGST)

High ISEER (5.35)

715 kWh

Highest energy efficiency in its class for 2026.

Panasonic Premium (CS/CU-NU18AKY5WX)

Matter-Enabled Wi-Fi

774 kWh

Top choice for smart home tech and air purification.

Daikin Inverter (MTKM50U)

Coanda Airflow

740 kWh

Known for superior build quality and even cooling.

Godrej AI-Powered (AC 1.5T EI 18II5T WZS)

Heavy Duty (up to 52°C)

728 kWh

Affordable 5-star option with heavy-duty cooling.

Blue Star Wi-Fi (IE518ZNURS)

DigiQ Hepta Sensors

783 kWh

Robust build with precise sensor-based cooling.

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Disclaimer: At Her Zindagi Your Picks, we prioritize providing up-to-date information on the latest trending commodities and goods. Links in this article are affiliate links. Please note that our product recommendations are based on independent research and analysis however, Her Zindagi Your Picks shall not be held liable for any claims, damages, or disputes arising under applicable laws, including the Consumer Protection Act, 2019. Any issues regarding product quality, delivery, or warranties must be directed to the respective manufacturer or seller. Furthermore, the products featured in this article are organized for reader convenience and are listed in no particular order of priority or ranking.

Faq's

Are higher star rating ACs more expensive?

Yes, higher star rating ACs like 4-star or 5-star models are more expensive initially. They do offer better savings in electricity costs and are more eco-friendly.

Which AC brand is best for 5 star models?

LG, Haier, Voltas, Panasonic and Lloyd are renowned for their effective energy saving with powerful inverter compressor.

What does the star rating on an AC mean?

The star rating, given by the Bureau of Energy Efficiency (BEE), shows how energy-efficient an appliance is. The higher the stars, the better the efficiency.

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