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.

Which Star Rating AC is Best For Low Power Use?

Most people want to know which AC is best for the least electricity usage, as the summer bills can seem overwhelming. To answer that, 5-Star Inverter AC models from top air conditioner brands in India are perfect for low power use. Learn more about how these split ACs offer maximum energy efficiency.

By : Rythum Chauhan
Last Updated on May 23, 2025 14:58 IST

One of the most important aspects when getting an AC is how little power it would use, which makes people wonder, which is better 3 star or 5 Star AC, in terms of power usage. According to the BEE label (Bureau of Energy Efficiency), “More Stars, More Savings” is the way to choose an AC for maximum power efficiency in India. That also finalises a 5 Star AC best in terms of lower power consumption in comparison to 3-star AC models. If you look closely at the BEE label, you can also figure out which 5-Star AC uses the least amount of energy annually and has a higher ISEER (how much cooling it provides relative to the energy it uses throughout the year). If you want to know the top 5 AC brands in India for 5 Star air conditioners, then explore the models from LG, Voltas, Panasonic, Lloyd, and Haier. Known for their power inverter compressors, these 1.5 Ton split AC variants from these companies are worth a look.

Best 5 Star ACs from Top Brands For Least Power Use

Say goodbye to high electricity bills with these 5-star AC models from popular brands while enjoying maximum cooling. Go through their annual power consumption, ISEER, along with additional features like WiFi and anti-rust coating, which enhance the cooling experience.

Top Eight Products

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Haier 1.5 Ton 5 Star Triple Inverter Split AC
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Working with triple inverter compressors, this Haier 1.5 ton AC offers rapid cooling with 7 cooling modes. It allows users to change the capacity percentage to suit the amount of heat and season, as there are monsoon, winter, and summer comfort options available. Along with that, it delivers the same amount of cooling even when the temperature reaches 60 degrees Celsius, which makes it suitable for the most heated Indian areas. Providing users with instant results, the SuperSonic mode enables faster cooling in just 10 seconds. For the light sleepers, there is a specific sleep mode that ensures that cooling operations make the least amount of noise so that there is no constant disturbance in the background.
Specifications:
- Brand: Haier
- Model: ‎HSU18K-PYSS5BN-INV
- ISEER: 5.05
- Capacity: ‎1.5 Tons
- Annual Energy Usage: ‎744 kWh
- Noise Level: 34 dB
Pros:
- High Ambient Temperature Og 60 Degrees Celsius
- Monsoon Comfort For Lower Humidity
- Front Self-Clean for Maintaining Air Quality
Cons:
- Mixed Opinions On Installation Process
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Godrej 1.5 Ton 5 Star, 5 Years Comprehensive Warranty, 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
- Cooling Power: 4.8 Kilowatts
- Ambient Temperature: Cooling 52℃
- Voltage: 230 Volts
- Noise Level: 38 dB
- Wattage: 1200 Watts
- Refrigerant: R-32
Pros
- Silent operation
- Faster cooling
Cons
- The outdoor unit has no protective coatings on the fins
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Lloyd 1.5 Ton 5 Star Inverter Split AC
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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
- Model: ‎GLS18I5KWGGW
- ISEER: 5.20
- Capacity: 1.5 Tons
- Annual Energy Usage: ‎715.07 kWh
- Noise Level: 37 dB
Pros:
- Alert For Low Gas For Continuous Cooling
- Works at 110% Capacity for the Maximum Number of People
- PM 2.5 Filter For Cleaner Air
Cons:
- Few Users Said That Installation Took Longer
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LG 1.5 Ton 5 Star DUAL Inverter Split AC
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Arriving with a Dual inverter compressor, the LG 1.5 ton AC is feature-packed to handle the extreme Indian summer while saving power usage. Able to reach 116% capacity at maximum cooling, this can create a serene environment in significantly less amount of time compared to standard mode. Amongst the 6 convertible modes, there is an AI-powered one which makes the user’s work less by detecting the heat load in the room and adjusting the cooling accordingly. Designed for heated areas like Delhi and Rajasthan, this LG air conditioner can work even if the ambient temperature reaches 55°C. For a longer lifespan, the copper coils are coated with ocean black protection, which resists corrosion and rust to ensure that the heat transfer goes on seamlessly.
Specifications:
- Brand: ‎LG
- Model: US-Q19YNZE
- ISEER: 5.20
- Capacity: ‎1.5 Tons
- Annual Energy Usage: 744.75 kWh
- Noise Level: ‎31 dB
Pros:
- Low Noise Level
- AI Mode For Intelligent Settings Based On Heat Load
- Fast Cooling Feature: VIRAAT Mode
Cons:
- None As Such
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Panasonic 1.5 Ton 5 Star Wi-Fi Inverter Smart Split AC
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Perfect for modern homes with tech-savvy users, the Panasonic 1.5 Ton AC comes with hassle-free control features. Being the first AC company in India to introduce Matter-enabled technology in AC, it enables a smooth control through the MirAie app while also allowing users to control other smart devices on the same app. Other than that, there are voice control assistants such as Alexa and Hey Google, which reduce the need to always look for the AC remote. Moreover, the cooling capacity is flexible with the 7 cooling modes and True AI so that users can enjoy the chill and relax on their own terms. Having the PM 0.1 filter, even the smallest particles in the room are filtered out, creating a purer and pleasant space.
Specifications:
- Brand: ‎Panasonic
- Model: ‎CS/CU-NU18AKY5WX
- ISEER: 5.20
- Capacity: ‎1.5 Tons
- Annual Energy Usage:‎ 759.55 kWh
- Noise Level: 34 dB
Pros:
- Alexa and Hey Google
- Matter Enabled Through MirAie App
- 4-Way Air Swing For Equal Distribution Of Chilled Air
Cons:
- Few Users Say The AC remote Is Small
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Whirlpool 1.5 Ton 5 Star, Magicool Inverter Split AC
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The Whirlpool 1.5 ton 5-star AC has a variable speed compressor so that you can adjust the power depending on the heat load. It has 4 cooling modes to operate in different tonnages for a personalised comfort. Designed with a 100% copper condenser coil, it gives a superior performance with low maintenance. This inverter split AC has 6th sense technology, a dust filter to keep your indoor air clean. Through the stabiliser-free operation, you do not have to get an external stablizer. To ensure that the AC does not operate at low gas it has a gas leak indicator. Sleek design air conditioner has Turbo Cool to deliver instant cooling, and also a hidden display. It keeps your room cool even at 52 degrees Celsius.
Specifications
- Brand: Whirlpool
- Capacity: 1.5 Tons
- Cooling Power: 16378 British Thermal Units
- Special Feature: Auto Clean
- Energy Star: 5 Star
Pros
- Energy efficiency gives low electricity bills
- Cooling is super fast
Cons
- A few users raised a noise issue
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Samsung 1.5 Ton 5 Star Windfree AI Inverter Smart Split AC
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Samsung is one of the top AC brands, which is energy efficient with its 5-star rating. Powered with Bespoke AI, this smart AC can be controlled with Wi-Fi and Voice control. Through the WindFree technology, you will get comfortable cooling. Suitable for medium-sized rooms, it is suitable for 150 to 180 sq ft. Through the 4 way swing, it spread cooling evenly throughout every corner of the room. Triple protection and an antibacterial filter deliver clean air indoors. In areas where the temperature reaches 58 degrees Celsius, this AC can provide better cooling. It gives you 30% additional energy savings. It has a 3-step auto clean feature which cleans the air conditioner easily. This digital inverter technology air conditioner gives low noise. A copper condenser gives better cooling and requires low maintenance.
Specifications
- Brand: Samsung
- Cooling Power: 5 Kilowatts
- Voltage: 230 Volts
- Noise Level: 50 dB
- Wattage: 5000 Watts
- Air Flow Efficiency: 610.94 Cubic Feet Per Minute Per Watt
Pros
- AI Auto Cooling is truly smart
- Saves electricity
Cons
- No cons
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Voltas 1.5 ton 5 Star, Inverter Split AC (Copper, 4-in-1 Adjustable Mode, Anti-dust Filter, 185V Vectra CAR, 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
- Model: ‎185V Vectra CAR
- ISEER: 5.00
- Capacity: ‎1.5 Tons
- Annual Energy Usage: ‎751.28 kWh
- Noise Level: ‎38 dB
Pros:
- Effective Anti-Dust Filter Better Breathability
- Anti-Corrosive Coating For Condenser Coil Longevity
- Easy To Change The Adjustable Modes
Cons:
- No Smart Features
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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.

Disclaimer: At HerZindagi, we prioritize providing the up-to-date information on the latest trending commodities and goods. This Article is written and vetted by our in-house category authors in sync with the Google guidelines on product reviews and shoppable content. HerZindagi is in an associate partnership, so we may earn a part of the revenue when you make a purchase. We shall not be liable for any claim under applicable laws, including but not limited to the Consumer Protection Act, 2019, concerning the products. The products listed in this article are in no particular order of priority.

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.

Which Star Rating AC is Best For Low Power Use?

Best 5 Star ACs from Top Brands For Least Power Use

Top Eight Products

Haier 1.5 Ton 5 Star Triple Inverter Split AC

Specifications:

Godrej 1.5 Ton 5 Star, 5 Years Comprehensive Warranty, 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)

Specifications

Lloyd 1.5 Ton 5 Star Inverter Split AC

Specifications:

LG 1.5 Ton 5 Star DUAL Inverter Split AC

Specifications:

Panasonic 1.5 Ton 5 Star Wi-Fi Inverter Smart Split AC

Specifications:

Whirlpool 1.5 Ton 5 Star, Magicool Inverter Split AC

Specifications

Samsung 1.5 Ton 5 Star Windfree AI Inverter Smart Split AC

Specifications

Voltas 1.5 ton 5 Star, Inverter Split AC (Copper, 4-in-1 Adjustable Mode, Anti-dust Filter, 185V Vectra CAR, White)

Specifications:

Which is better 3 star or 5 star AC?

Faq's