Best energy efficient 1.5 ton inverter Split AC – 2024 (Top 10)

Last updated on March 12th, 2024 at 03:02 am

Inverter ACs are the most energy efficient air conditioners, choosing right air conditioner is a difficult and time consuming task. As AC consumes significant amount of power few question are asked by every buyer like Which is the best 1.5 ton split inverter AC?, which AC is most energy efficient? which AC consumes less energy? For finding best energy efficient 1.5 ton inverter Split AC we may refer star label. BEE has labelled appliances in the category of star rating, where 5 star is the best, For detail understanding on star rating, please click here. While manufacturer offers lots of features apart from energy efficiency which makes us more confusing. Therefore, we have complied list of all best air conditioners available in this category considering price, feature and reputation of manufacturer with focusing on the energy efficiency , For basic detail on Air conditioners performance parameters like tonnage, COP, EER, SEER etc, please click here.

For most affordable 1.5 ton inverter ac click here, for Best energy efficient 1.5 ton window AC click here, For All weather air conditioners of 1.5 TR click here, For best air cooler click here, For Best energy efficient ceiling fans click here

Lets look for the best Air conditioners in most energy efficient category :

1.TOSHIBA 1.5 Ton 5 Star Antibacterial Coating, Dust Filter, Air Purification, Dehumidifier Split System AC (Copper, Inverter, 2021 RAS-18ZKCV5G-INT+RAS-18ZACV5G-INT, White), ISEER -5.6, Annual unit consumption*: 704 Units. Approx price 55000

  • Inverter Technology: An energy efficient technology as the compressor speed adjusts according to the air conditioning requirements
  • IAQ Filter: Toshiba’s IAQ technology inhibits the reproductive ability of harmful bacteria and viruses. With Toshiba IAQ, your family can breathe easy.
  • Self Cleaning: Keeps the filter dry to prevent any odor & mold formation, resulting in low cost of maintenance
  • Magic Coil: Aqua Resin Coated Coil that reduces the accumulation of dust, making the coil last longer
  • Stablizer free operation:AC will The AC will operate smoothly in a voltage range of 198 – 264 Volts. There will be no component damage even at 160 Volts.
  • FAN SPEED: 5 fan speed with comfortable setting, auto fan and hi-power modes. Choose from gentle airflow or full cooling of hi-power mode.
  • Warranty – 1 year on product, 10 years on compressor . There is Comprehensive Warranty of 1 Year + Additional warranty of 9 Years on Compressor, PCBs, Sensors, Motors & Electrical Parts

Pros :

  1. Reputed manufacturer.
  2. Excellent ISEER 5.6, best in industry
  3. Good air filtration with Self cleaning facility and well design.
  4. Super Quite operation with 32dB.

Cons

  1. Costly product, if cost is not concern kindly go for it, or look for next product on list .

2.    Daikin 1.5 Ton 5 Star Inverter Split AC (Copper, PM 2.5 Filter, 2022 Model, MTKM50U, White), ISEER -5.2, Annual unit consumption*: 785.67 Units. Approx price 44000

  • Split AC with inverter Swing compressor: High ISEER(5.2); Dew clean technology to ensure healthy air
  • Capacity 1.5 Ton: Suitable for medium sized rooms (111 to 150 sq.ft)
  • Warranty: 1 Years on Product, 5 Years on PCB, 10 Years on Compressor
  • Copper Condenser Coil: Better cooling and requires low maintenance
  • Key Features- Cooling Capacity @ 43°C: 100%; Noise Level: 38 db(A); Ambient Operation: 54°C
  • Special Features: Triple Display (Power consumption %age, Set/Room Temperature & Auto error code); Dew clean technology that cleans indoor unit coil with a press of button
  • Refrigerant gas: R32 Environmental friendly – no ozone depletion potential
  • Indoor Unit, Outdoor Unit, Remote Control, User manual, Warranty Card & Standard Installation Kit

Pros :

  1. Reputed manufacturer with better reliability
  2. Excellent ISEER 5.2
  3. Low noise of 38Db
  4. PM2.5 filtration.
  5. Operation at 54 Deg C, designed for extreme weather

Cons

  1. Slightly expensive
  2. Simple remote with basic function.

3.    LG 1.5 Ton 5 Star AI DUAL Inverter Split AC (Copper, Super Convertible 6-in-1 Cooling, HD Filter with Anti-Virus Protection, 2023 Model, RS-Q19YNZE, White), ISEER -5.2, Annual unit consumption*: 685 Units. Approx price 41000

  • Split Ac With Inverter Compressor: Variable Speed Compressor Which Adjusts Power Depending On Heat Load |With AI Convertible 6-in-1 user gets a flexibility to increase or decrease cooling capacity as per requirements
  • Suitable for medium sized rooms (111 to 150 sq ft.); 653/1236 (In/Out) CFM Air Circulation & Ambient Temperature: 52 degree Celsius with 4 way air swing
  • Copper With ocean black protection: Prevents from rust & corrosion; Increase durability; Uninterrupted cooling
  • Manufacturer Warranty: 10 Years on Compressor with Gas Charging, 5 Years on PCB and 1 Year on product (T&C)
  • DUAL Inverter Compressor; AI Convertible 6-in-1 cooling; VIRAAT; HD Filter with Anti Virus Protection; ADC Sensor; Ocean Black Fin Anti Corrosive; Ocean Black Protection; EZ Clean Filter; Low Gas Detection;
  • 100% Copper condenser
  • Special Features: 6 Fan Speed; Hi Grooved Copper; Stabilizer Free Operation within 120~290 V range; Smart Diagnosis System; Comfort Air; Magic Display; Fresh Dry; Auto Clean; Mute Function; On/Off Timer; Sleep mode; Auto Restart
  • Refrigerant gas: R32 – Environmental friendly – no ozone depletion potential

Pros :

  1. Reputed manufacturer.
  2. Excellent ISEER 5.2
  3. 10 Year Warranty on Compressor with 5 year on PCB
  4. Service availability through out country
  5. good filtration and Auto clean feature.
  6. Super quite with noise of 31db

Cons

  1. Various feature may not require on day to day operation

4.    Whirlpool 1.5 Ton 5 Star, Inverter Split AC (Copper, Convertible 4-in-1 Cooling Mode, 2023 Model, Flexicool 15T 5S INV CNV S3I3AD0, White), ISEER -5.19, Annual unit consumption*: 761.33 Units. Approx price 38900

  • Split AC with inverter compressor: variable speed compressor which adjusts power depending on heat load.
  • Capacity: 1.5 Ton. Suitable for medium sized rooms (111 – 150 sq ft)
  • Copper Condenser Coil: Better cooling and requires low maintenance
  • Cools even at 52°
  • Features: 6th sense technology; Dust Filter, Stabilizer free operation (Stabilizer Free Operation (140 V ~ 285 V)
  • Refrigerant gas: R32 – Environmental friendly – no ozone depletion potential
  • Self-Clean Function whenever you want to strip off the dirt that accumulates inside the machine.
  • Gas Leak Indicator : Prevents AC from running at low gas

Pros :

  1. Good pricing
  2. Gas leak detector
  3. manufacturer tried to optimized cooling

Cons

  1. lack on better filtration
  2. Higher noise level of 43 db
  3. Check service in your area

5.      Carrier 1.5 Ton 5 Star Inverter Split AC (Copper,ESTER Exi, 6-in-1 Flexicool Inverter, 2023 Model,R32,White), ISEER -5.13, Annual unit consumption*:754, Units. Approx price 41900

  • Split AC with Flexicool inverter Technology : Variable speed compressor which adjusts power depending on heat load for higher energy savings & cool even @52 °C.
  • Capacity: 1.5 Ton. Suitable for Mid sized rooms (111 sq ft to 150 sq. ft)
  • Energy Rating: 5 Star, Annual Energy Consumption (as per energy label): 754.05 units, ISEER Value: 5.13
  • Manufacturer Warranty : 1 year on product, 10 years on compressor
  • Copper Condenser Coil: Better cooling and requires low maintenance
  • In-built PM 2.5 filter and anti dust filter which purifies air and improves air quality
  • Percent copper condenser coil: better cooling and requires low maintenance; refrigerant gas: R32. – no ozone

Pros :

  1. looks good
  2. Air purification with PM2.5 filter

Cons :

  1. Price seems slightly on higher side.
  2. higher noise of 44db

6.      Godrej 1.5 Ton 5 Star Inverter Split AC Model 2023 (100% Copper, AC 1.5T EI 18IINV5R32 WWA, White), ISEER -5.1, Annual unit consumption*: 765 Units. Approx price 37000

  • 5-in-1 Convertible: Operates at a cooling capacity ranging from 40% to 110%, adjust cooling capacity at your convenience thus helps in saving energy.
  • 1.5 Ton Spilt Ac with inverter compressor: variable speed compressor which adjusts power depending on heat load. It is most energy efficient and has lowest-noise operation.
  • I Sense Technology: The sensor in the remote sense the temperature around you and will control the air conditioner to match the set temperature with that of your location, providing utmost comfort
  • Energy rating: 5 star, Annual energy consumption: 765.86, ISEER value: 5.1 This model is as per the new star rating standards valid till 2024
  • Warranty: 1 year on product, 5 years extended warranty on compressor, 5 Years on PCB
  • 100% copper evaporator and condenser with Blue Fin Anti-Corrosion coating that ensures durability and heavy duty performance for uninterrupted powerful cooling
  • R32 Refrigerant gas: Environmental friendly gas with no ozone depletion potential
  • Heavy duty cooling at 52°C: Our air conditioners are built for Indian summers
  • Anti Microbial Self Clean Technology: Helps in eliminating moisture from inside the indoor unit thereby preventing the growth of harmful micro-organisms inside the AC

Pros :

  1. Good pricing.
  2. Auto clean feature

Cons :

  1. Higher noise level of 44db.
  2. Air filtration can be further improved.

7.      Panasonic 1.5 Ton Wi-Fi Inverter 5 Star Smart Split AC, ISEER -5.1, Annual unit consumption*: 774.19 Units. Approx price 46990



  • 7 in 1 Convertible Modes with additional AI Mode (converti7): It smartly detects the room’s temperature, forecast the cooling capacity and change the fan speed to provide optimal cooling through inbuilt sensors and artificial intelligence. Save energy with adjustment of cooling performance by selecting modes ranging from 40% to 90%, Full capacity and High capacity.
  • Capacity: 1.5 Ton – Suitable for small sized rooms (121 sq ft to 180 sq ft). Energy Star Rating: 5 Star | Annual Power Consumption: 774.19 kWh | ISEER: 5.10. The star rating is as per new BEE guidelines. 636 (Indoor) CFM Air Circulation & Ambient Temperature: 52 degree Celsius.
  • Manufacturer Warranty: 1 Year Comprehensive | 4 years on PCB |9 years on Compressor| 5 years on Outdoor Unit
  • Smart AC: Seamlessly adjust temperature, monitor status and change modes right from the AI enabled Miraie Mobile App. Seamless hands-free operation and Voice Control with Alexa and Hey Google.
  • Healthy Cooling: Equipped with the PM 0.1 Filter to provide dust free, clean air by removing the PM 0.1 particles in the air. 100% Copper Tubing: Helps in better heat exchange and enhances cooling. It also enhances durability of the product via Anti Corrosion Shield Blu Technology
  • Wi-Fi Split AC with Twin Cool Inverter compressor: Variable Speed Inverter Compressor which adjusts power depending on heat load. Refrigerant gas: R32 – Environmental friendly.
  • 4 Way Horizontal and Vertical Swing ensures consistent cooling across the space.Experience convenience by setting hourly temperature and customised sleep profiles. Equipped with Powerful and Dry Mode for different cooling needs and automatic humidity control. Lowest Noise Operation and Low gas detection.

Pros :

  1. Energy efficient smart AC.
  2. Very Good Air purification of PM 0.1
  3. low noise of 39 db
  4. higher reliability

Cons

  1. Basic remote, but works well with smart phone.
  2. Check service in your area

8.      Samsung 1.5 Ton 5 Star Inverter Split AC (Copper, Convertible 5-in-1 Cooling Mode, Anti-Bacteria, 2023 Model AR18CYNZABE White), ISEER -5.16, Annual unit consumption*: 749.48 Units. Approx price 45900


  • Split 1.5 Ton air conditioner with inverter compressor that has variable tonnage technology for faster cooling and higher energy savings; Suitable for medium sized rooms (111 to 150 sq ft)
  • Energy Rating: 5 Star BEE Rating with Power Saving Mode and an ISEER rating of 5.16 W/W
  • R32 Refrigerant – Protect the planet by reducing the impact of climate change.
  • Special Features Auto Mode, Fast Cool, Good Sleep, 5 Step Mode, Dehumidification, Fan Mode, Quiet, Filter Cleaning Indicatior, Indoor Temp. Display, Display On/Off, Beep On/Off, 24-Hour Timer, Auto Restart
  • 1 Year warranty on product, 10 Years warranty on AC compressor

Pros :

  1. Reputed manufacturer
  2. Good ISEER 5.16
  3. good reliability

Cons

  1. Costly product
  2. Better Air purification should be added
  3. High Noise of 46db.

9.      Voltas 1.5 Ton 5 Star, Adjustable Inverter AC (Copper, 85V VECTRA ELITE, 2023 Model, Adjustable Cooling, White), ISEER -5.0, Annual unit consumption*: Units. Approx price 39900


  • Split AC with inverter compressor: Variable speed compressor which adjusts power depending on heat load. Convertible / adjustable with 4 cooling modes through remote control to operate in different tonnages for different cooling needs (20% to 120% capacity)
  • Capacity: 1.5 ton Suitable for medium sized rooms (111 to 150 sq ft) & Ambient Temperature: 52 degree Celsius
  • Energy Rating: 5 Star | Annual Energy Consumption 4900 Units per year | ISSER Value: 5
  • Warranty : 1 year warranty on product, 10 years warranty on Inverter Compressor
  • Copper Condenser Coil: Better cooling and requires low maintenance, Prevents from rust & corrosion; Increase durability; Uninterrupted cooling
  • Key Features: Stabilizer free operation within 110 – 285 voltage range; Digital Temperature Display ; Noise Level: IDU – 47 (db)
  • Special Features: Anti Dust, Antimicrobial Protection, Anti-Corrosive Coating, LED Display, Self Diagnosis, Sleep Mode, Turbo, Adjustable Cooling
  • R32 Refrigerant – The air conditioner uses the next generation R32 refrigerant, which helps conserve the ozone layer and has a low impact on global warming.

Pros :

  1. Reputed manufacturer but slightly costly considering features.
  2. Good ISEER 5.0
  3. Simple design

Cons

  1. Better Air purification should be added
  2. High Noise of 46db.

10.      LG 1.5 Ton 5 Star Inverter Split AC (Copper, KS-Q18SNZD, White, Low Refrigerant Detection), ISEER -4.73, Annual unit consumption*: 835 Units. Approx price 44500

  • Split AC with inverter compressor: Variable speed compressor which adjusts power depending on heat load. It is most energy efficient and has lowest-noise operation
  • Warranty: 1 Year (Comprehensive), 10 Years (Compressor with Gas Charging T&C) I 5 Years warranty on PCB (Purchase made in the period 19th February 2020 to 30th June 2020)
  • Copper with ocean black protection: Prevents from Rust & Corrosion; Increase Durability ; Uninterrupted Cooling
  • Magic Display, HD Filter, 2 Way Air Swing, DUAL inverter, 100% Copper, Ocean black protection, Himalaya Cool, Smart diagnosis system, comfort Air
  • EZ Clean Filter, Gold Fin, Stablizer Free Operation(145~290V), Cools @ 52° C, Auto clean, Auto clean

Pros :

  1. Reputed Manufacturer
  2. Auto clean and good filteration
  3. Copper with protection
  4. 10 year compressor warranty

Cons

  1. Product is costly compared to others.
  2. Filtration could be further improved

11. Carrier 1.5 Ton 5 Star Inverter Split AC (Copper ESKO NEO HYBRIDJET INV R32CAI18EK5R39F0 White), ISEER -4.62, Annual unit consumption*: 871 Units. Approx price 44000

  • Split AC with inverter compressor: Variable speed compressor which adjusts power depending on heat load. It is energy efficient and has lowest-noise operation
  • Manufacturer Warranty : 1 year on product, 1 year on condenser, 10 years on compressor
  • Copper Condenser Coil: Better cooling and requires low maintenance
  • Special Features: Dust_Filter; Air_Purifier; Dehumidifier
  • Equipped with additional PM 2.5 filter which improves the quality of air by filtering PM 2.5 and other air pollutants up-to some extent.
  • Refrigerant gas: R32, RATED AMP(Amp): 7.3

Pros :

  1. Reputed manufacturer
  2. Good Air purification with PM2.5 filter.

Cons

  1. Lower efficiency ISEER 4.62,
  2. Higher price considering efficiency.
  3. Higher noise of 44db.

*As per BEE label

List of other Most energy efficient Air conditioners (1.5Tons)

Sr. NoMakeModelISEER (Wh/Wh)Nominal
Marketing capacity (Ton)
Electricity
Consumption (kWh/year)
1TOSHIBARAS-18PKCV2G-IN +
RAS-18PACV2G-IN
5.61.5704.35
2BLUE STARIC718YCTU5.411.5754.85
3VOLTAS45025755.41.5755.41
4CARRIERCAI18DN6R39F0 +
CI186R3BC90
5.41.5756.38
5VOLTAS45028225.41.5756.67
6VOLTAS45028235.41.5752.57
7DAIKINFTKZ50TV16U+RKZ50TV16U5.41.5756.78
8DAIKINFTKF50TV16U+RKF50TV16U5.331.5766.89
9DAIKINJTKJ50TV16U+RKJ50TV16U5.21.4744
10SANYOSI-15T5SAIA / SO-15T5SAIA5.21.5786.48
11DAIKINFCMF50ARV16 +
RZMF50BRV16
5.21.4744.87
12SANYOSI-15T5SCIB/SO-15T5SCIB5.21.5786.48
13CARRIERCAI19SX5R30F05.21.6843.82
14HAIERHSU19P-JS5A(INV)5.111.5802.12
15MITSUBISHISRK18YVS-W65.11.5810.2
16TOSHIBARAV-SE561UP-IN1+RAV-TE561AP-IN5.051.6842.27
17PANASONICS-18PU2Y5/U-18PS2Y55.041.4767.67
18HITACHIRSA518CBEA51.5816.15
19HITACHIRSOS518ACEA51.5816.08
20MITSUBISHI ELECTRICMSY-GR18VF51.5804.45


Worried about the cost of ACs, Please check below for value for money 1.5 ton split energy-efficient air conditioners click Here

For 1.5 Ton Windows AC’s Click Here

1 thought on “Best energy efficient 1.5 ton inverter Split AC – 2024 (Top 10)”

  1. If you are interested in buying a new air conditioner for your home, then you are probably also looking for information on how to find the best air conditioner brands. Unfortunately, many people do not know where to start their search for the best AC so they end up going with the first brand that they come across.

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