Top 10 Highest ISEER Rated AC in India 2025

Are you looking for the highest ISEER Rated AC in India? then you are at the right place here we will share some of the highest ISEER rated AC in India that will not only cool your room but also save a lot of electricity. Thus you don’t have to worry about the electricity bill.

During hot summer days, when an Air Conditioner will cool you, will also cause extra electricity. So to get relief from this high electric bill most people often prefer a Low Power consumption AC but due to their high price tag, most people often skip Air conditioners or go with the wrong Air conditioners.

ISEER rating is an Indian Version of EER. ISEER tells about the energy efficiency of that particular Air conditioner. The more ISEER rating the more energy efficient the Air Conditioner will be. However, To maintain a high ISEER rating sometimes brands reduce the actual cooling capacity of an air conditioner. But don’t worry we have kept this thing in mind while making this list. So here are the Best High ISEER Rated AC in India.

  • Split ACs come with more ISEER rating than Window ACs.
  • Govt of India ISEER ratings have changed from July 2022 and will be valid till Dec 31st, 2024.
  • As per the latest update a Split Air Conditioner have to maintain a minimum 5 ISEER rating to be labelled as 5 star AC.
  • Any number less than 5-star AC will be considered a 4-star which means most of the previous year’s air conditioners will now consider 4-star AC. Also if the ISEER rating is less than 4.4 Stars will be considered as 3-star AC.
  • If you are looking for 1Ton AC has an actual cooling capacity of 3500W cooling whereas for 1.5 Ton it should 5200W.
  • You will find even less 5000W cooling capacity in this year’s air conditioner models. But in this post, you will not.
  • Here we have selected the Best High ISEER Rated AC with a minimum 5000W cooling capacity for 1.5 Ton and a minimum 3400W for 1 Ton AC.

Also Read: Best AC Brands in India 

Highest ISEER Rated AC Models ISEER Rating Product Link
1. LG 1.5 Ton Inverter Split AC 5.20 Buy Now
2. Godrej 1 Ton Inverter Split AC 5.10 Buy Now
3. Carrier 1.5 Ton Inverter Split AC 5.13 Buy Now
4. Daikin 1 Ton Inverter Split AC 6.20 Buy Now
5. Panasonic 1.5 Ton Inverter Split Air Conditioner 5.10 Buy Now
6. Whirlpool 1 Ton Inverter Split AC 5.20 Buy Now
7. Blue Star 1.5 Ton 5 Star Inverter Split AC 5.41 Buy Now
8. Mitsubishi YXS2 1.65 Ton 5 Star Inverter Split AC  5.70 Buy Now
9. O General CET Series 2 Ton 5 Star Inverter Split AC 5.22 Buy Now
10. Onida 1 Ton 5 Star Inverter Split AC 5.37 Buy Now

The First Highest ISEER Rated AC comes from LG. LG is a well-known brand in terms of making industry-leading dual inverter ACs. This 1.5 Ton AC comes with an actual cooling capacity of 4600W which can be used for room size up to 165 Sq. Ft.

This AC has an ISEER Rating of 5.20 and the power consumption of this ac is 749.3 Kilowatt Hours Per Year. One of the best parts about LG ACs is they generally make less noise compared to other air conditioner brands. Talking about this particular model has a noise level of only 31dB.

This Air Conditioner also features a 6in1 convertible mode in which you can change the cooling capacity of the AC from 40% to 110% as per your needs. In addition to this, the AI convertible mode will automatically set the cooling capacity as per the condition which is also a great thing.

LG ACs come with Special ocean black protection, a special type of chemical coating applied to AC to protect them from harsh weather conditioners. The best part about LG is that they not offer this coating over the fins but also on the copper tubes in the outdoor and indoor units.

LG 1.5 Ton Inverter Split AC Specification
Model RS-Q19YNZE
Cooling Capacity 4600W
Suitable For 165 sq. Ft.
Condenser Copper
Noise Level ‎31 dB
ISEER Rating 5.20
Star Rating 5 Star
Annual Energy Consumption 685.26 kWh
Refrigerant R32
Warranty 1 Year Comprehensive,5 years on PCB,10 years on Compressor
Price in India 44,490

Pros

  • Low Power Consumption.
  • Ocean Black Coating.
  • Low Noise Level.
  • Smart AC.

Cons

  • Recommended for up to 165 sq. ft. rooms

Also Read: Is Stabilizer Required For Inverter AC

The next highest ISEER rated AC comes from Godrej it is one the best budget-friendly AC with Excellent performance. This 1 Ton AC from godrej has an actual cooling capacity of 3450W. The ISEER rating for this AC is 5.10 and the annual energy consumption for this AC is only 524.03 units.

Godrej also manages to keep the noise level of this AC low only 44 dB.also it uses a 100% copper condenser. Additionally, godrej has offered a special blue coating on the fins of this AC. This model is designed to perform even in 52℃ ambient temperature.

Furthermore, this AC is equipped with anti-microbial cleaning which is nothing but the auto clean function that runs the blower of the AC for a long time to eliminate moisture from inside the indoor unit. In addition to this, you will also get a dust filter with this AC. In addition, this air conditioner has an EEV that helps with accurate temperature regulation, responds quickly to changes in load conditions, and helps save energy.

Also, a special fireproof metal guard is applied over the PCB to ensure its safety. Well, this metal guard is really good to have as PCB is the most vulnerable item in the inverter AC. This AC also features a 5in1 convertible mode.

Godrej 1 Ton Inverter Split AC Specification
Model AC 1T EI 12TINV5R32-GWA Split
Cooling Capacity 3450W
Suitable For 130 sq. Ft.
Condenser Copper
Noise Level ‎40 dB
ISEER Rating 5.10
Star Rating 5 Star
Annual Energy Consumption 524.03kWh
Refrigerant R32
Warranty 1 year on product, 5 years extended warranty on compressor, 5 Years on PCB
Price in India 34,990

Pros

  • Low Power Consumption.
  • Value For money.

Cons

  • Limited Warranty on Compressor.

Also Read: How To Unlock Voltas AC Remote

This AC from Carrier comes with a 5000W cooling capacity and an ISEER rating of 5.13. it has an annual energy consumption of ‎754.05 units. Likewise, the carrier again manages to make a less noisy AC, this AC has only a 38dB noise level.

This Air Conditioner also features a 6-IN-1 Flexicool in which you can change the cooling capacity from 0.8 tons to 1.7 tons. Additionally, with the help of the Instacool feature this AC will give you quick cooling for 45 mins at 17°C. This Air COnditoenr is also equipped with dual-layer filtration PM 2.5 and HD Filter which filters out PM 2.5 particles and micropollutants from the air inside your room.

A Hydro Blue Fin Technology ensures superior cooling performance and extended life expectancy of this air conditioner Aqua Clear Protection coating is added to coil brazing joints of outdoor units to prevent corrosion of large parts of the air conditioner, such as the evaporator and condenser.

Carrier 1.5 Ton Inverter Split AC Specification
Model CAI18ES5R32F0
Cooling Capacity 5000W
Suitable For 165 sq. Ft.
Condenser Copper
Noise Level 38 dB
ISEER Rating 5.13
Star Rating 5 Star
Annual Energy Consumption 754.05 kWh
Refrigerant R32
Warranty 1 year on product, 5 years extended warranty on compressor, 5 Years on PCB
Price in India 44,990

Pros

  • Low Power Consumption.
  • Dual layer Filter.
  • Excellent AC.
  • Low Noise Level.

Cons

  • Recommended for up to 165 sq. ft. rooms.

Talking about high ISEER rating AC, this Daikin 1 Ton AC comes with a 6.20 ISSER rating with a cooling capacity of 3350W and the annual energy consumption for that AC is only ‎418.52 units.

This AC, it has a PM 2.5 filter. Also, it comes with 3D airflow which uniformly distributes air throughout the room. This Air Conditioner works upto 54 deg Celsius ambient temperature. The Dew Clean Technology cleans the evaporator coil of the indoor unit heat exchanger automatically with the press of a button.

Another worth mentioning feature of this AC is the triple display which isn’t an extraordinary feature but still great to have. With this technology, you can see power savings as a percentage of estimated AC energy consumption, on a real-time basis, along with set/room temperature and error codes.

Daikin 1.5 Ton Split AC Specification
Model FTKF35U
Cooling Capacity 3350W
Suitable For 140 sq. Ft.
Condenser Copper
Noise Level 38 dB
ISEER Rating 6.20
Star Rating 5 Star
Annual Energy Consumption 418.52 kWh
Refrigerant R32
Warranty 1 Year on Product, 5 Years on PCB, 10 Years on Compressor
Price in India 46,990

Pros

  • Low Power Consumption.
  • PM 2.5 Filter.
  • Low Noise Level.

Cons

  • No Convertible mode.
  • Expensive.

Also Read:

This Panasonic AC is another option you can consider if you are looking for a high ISEER-rated AC. This 1.5 Ton Ac comes with an actual cooling capacity of 5100 which makes this AC suitable for up 175Sq Ft. rooms. It has a 5.10 ISEER rating and this air conditioner ‎774.19 units annually.

The main highlighting feature of this AC is its remote connectivity. In addition to Google Assistant or Amazon Alexa, this AC can also be controlled via the Panasonics MIrAIe app which gives another level of customization to your AC. It is an auto convertible AC means you cant manually modify the cooling capacity of this AC using this mode the AC will adjust the cooling capacity as per requirements.

Panasonic AC also comes with an anti-corrosive blue coating over the copper tubes and fins to enhance the lifespan and the perforce of the AC. Also, the PM 2.5 filter is embedded with this high ISEER-rated AC.

Panasonic 1.5 Ton Inverter Split AC Specification
Model ‎CS/CU-NU18XKYW5A
Cooling Capacity 5100W
Suitable For 175 sq. Ft.
Condenser Copper
Noise Level 43 dB
ISEER Rating 5.10
Star Rating 5 Star
Annual Energy Consumption 774.19‎kWh
Refrigerant R32
Warranty 1 Year on Product, 5 Years on PCB, 10 Years on Compressor
Price in India 46,990

Pros

  • Low Power Consumption.
  • PM 2.5 Filter.
  • Feature Packed AC.

Cons

The Next Best High ISEER rated AC comes from whirlpool. It’s a 1 Ton AC with a 3450W cooling capacity which can be sufficient for up 130 sq. ft. rooms. This AC has an annual energy consumption of 515.27 with a 5.20 ISEER rating. This AC is one of the budget-friendly AC you currently get that has numerous features.

By using advanced algorithms and smart sensors, Whirlpool’s proprietary 6TH SENSE Intellicool technology intuitively senses your ideal cooling environment. It then automatically regulates temperature and humidity to provide you with perfect cooling with just one button press.

Furthermore, it is designed to cool even n 52℃ ambient temperature. it is also equipped with a dust filter. It provides effective and long-lasting performance thanks to its copper indoor evaporator and outdoor condenser unit which is common for any AC nowadays. Likewise, any other Air conditioner available in the market Whirlpool ACs uses the R-32 refrigerant which has low global warming potential.

Brands often offer a special chemical coating over their AC fins and brands even offer copper tubes so that it doesn’t collect any kind of salt or sediments. This Coating extends the lifespan of your Air Conditioner. However whirlpool doesn’t have any chemical coating so we don’t recommend this AC If you are living in a coastal area, or living industrial or near any drainage system.

Whirlpool 1.0 Ton Inverter Split AC Specification
Model Flexicool 10T 5S INV CNV S3I1AD0
Cooling Capacity 3450W
Suitable For 130 sq. Ft.
Condenser Copper
Noise Level 40 dB
ISEER Rating 5.20
Star Rating 5 Star
Annual Energy Consumption ‎515.27 kWh
Refrigerant R32
Warranty 1 year comprehensive+5year on compressor
Price in India 34,990

Pros

  • Low Power Consumption.
  • Less Noisy
  • Budget-Friendly AC.

Cons

  • Pricey.
  • No Anti-corrosive coating is available.
  • Limited Warranty.

The higher the ISEER, the more electricity will be saved with the AC. Therefore costing fewer electricity bills. You can significantly reduce your electricity consumption with this Efficient AC thanks to its Super Energy 5.41 ISEER. Also, it doesn’t reduce the cooling capacity to maintain such high cooling capacity. It has an actual cooling capacity of 5275W.

Blue Star air conditioners’ condenser coil, evaporator coil and connecting tubes are made of 100% which results in better cooling and longer lifespan. Nonetheless, blue star offers special anti-corrosive treatment on the fins. The only drawback of this AC is you have to pay extra to convert it into Smart AC completely.

Blue Star 1.5 Ton 5 Star Inverter Split AC Specifications
Model IA718DCU
Cooling Capacity 5275W
Suitable For 190 sq. ft.
Condenser Copper
Noise Level 47 dB
ISEER Rating 5.41
Star Rating 5 Star
Annual Energy Consumption 754.85 kWh
Refrigerant R32
Warranty 1 year on product, 1 year on condenser, 10 years on compressor
Price in India ₹51,990

Pros

  • High ISEER rating.
  • Copper condenser.
  • Anti corrosive treatment.
  • Low Power consumption.

Cons

  • Pricey.
  • The noise level is high.

This is the next most efficient option for high ISEER-rated AC. This time it comes from Mitsubishi which is widely known for its excellent cooling performance. The Maximum Operating Temperature of this AC is 55℃. This is a 5-star AC with a 5.70 ISEER rating.

The actual cooling capacity of this AC is 5825W and you will be able to use it up to 210 sq. ft. Even with its powerful air throw and high cooling capacity, Mitsubishi has been able to minimize the noise quite well. It also sports a long air reach of up to 17m. In addition, wifi connectivity is also present with this AC.

Like any other modern AC unit, it also comes with a copper condenser with anti-corrosive treatment. Nevertheless, it has a multilayer of filtration which provides you with clean and fresh air.

Mitsubishi YXS2 1.65 Ton 5 Star Inverter Split AC Specifications
Model SRK18YXS2-W6
Cooling Capacity 5825W
Suitable For 210 sq. ft.
Condenser Copper
Noise Level 39 dB
ISEER Rating 5.70
Star Rating 5 Star
Annual Energy Consumption 754.85 kWh
Refrigerant R32
Warranty 1 Year Comprehensive Warranty, 10 Years Compressor Warranty
Price in India ₹66,990

Pros

  • Highest ISEER rated 1.5 Ton AC.
  • Copper condenser.
  • Anti corrosive treatment.
  • High Cooling Capacity.
  • Wi-Fi supported.

Cons

Japan-based O General is known for making energy-efficient air conditioners. Featuring a copper condenser coil for improved heat exchange, faster cooling, and power savings, they are powerful and durable. Yet, its air conditioners are also the quietest on the market.

As for this AC, it is a 2 Ton, 5 Star Split Air Conditioner that is suitable for large rooms measuring up to 280 square feet. Even with a cooling capacity of 7040W, the Hyper Tropical Rotary Compressor managed to achieve a 5.22 ISEER rating. This AC has an annual energy consumption of 1043 units. Again as mentioned earlier it uses Anti Corrosion Copper Heat Exchanger for better performance and durability.

O General CET Series 2 Ton 5 Star Inverter Split AC Specifications
Model ASGG24CETAB
Cooling Capacity 7040W
Suitable For 260 sq. ft.
Condenser Copper
Noise Level 34 dB
ISEER Rating 5.22
Star Rating 5 Star
Annual Energy Consumption 1043 kWh
Refrigerant R32
Warranty 1 Year Comprehensive Warranty, 10 Years Compressor Warranty
Price in India ₹77,990

Pros

  • Highest ISEER rated 2 Ton AC.
  • Copper condenser.
  • Low Noise level.
  • Anti corrosive treatment.
  • High Cooling Capacity.

Cons

  • Expensive.
  • Not a smart AC.
  • After-sale service needs improvement.

Also Read:

This Onida 1 Ton 5 Star Inverter AC is one the best affordable AC that you can get. On top of that it comes with High iseer rating of 5.37 which is impressive for such a low price tag. The noise level is also good for this AC which is only 31dB.

The Gold Hydrophilic Fins Technology shields the condenser coils from external damage caused by the mineral buildup to make it last longer. Its four-way swing technology allows you to enjoy 360-degree cooling throughout your space. With turbo cool feature it reduces the cooling time drastically. Upon enabling the mode you can enjoy cool air within minutes.

Onida 1 Ton 5 Star Inverter Split AC Specification
Model IR125ICY1
Cooling Capacity 3525W
Suitable For 130 sq. Ft.
Condenser Copper
Noise Level ‎31 dB
ISEER Rating 5.37
Star Rating 5 Star
Annual Energy Consumption 508.36 kWh
Refrigerant R32
Warranty 1 year on product, 5 years on the condenser
Price in India 31,990

Pros

  • Low Power Consumption.
  • Affordable Price.
  • Least Noisy AC.
  • High ISEER Rating.

Cons

  • Limited Warranty.
  • After Sale Service needs improvement.

As per the latest updates, the air conditoner has to maintain a 5 ISEER rating to be called a 5-star AC.

5 Is the minimum ISEER rating for a 5-star AC.

The Correct ISEER for 3-star AC has to maintain an ISEER value between 3.8 to 4.39 to be called a 3-star AC. If the AC has less than a 3.8 ISEER rating then it’s a 2-star AC.

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