Best Air Conditioners Under 1.5 Ton (April 2019)

by | Apr 4, 2019

People buying air conditioners often overlook the importance of budget over the capacity of the AC or the cooling requirements of their room.

This has led to a rather ironic situation where people end up buying a power-hogging piece of junk which defeats the purpose of an AC on multiple levels.

Here, in this curated list, we will guide you through some of the best AC’s available in the market under 1.5 ton, which is more than sufficient for a typical bedroom or a medium-sized office space.

Let’s find them out.

Best Air Conditioners Under 1.5 Ton

1. Daikin RKG-50TV16UOverall Best Pick
2. Carrier Ester Pro 18KRunner-up Pick
3. LG JS-Q18BUXDAC with the Best Compressor Quality
4. Voltas 183 VZCTAC with Best After Sales Support
5. Hitachi RSB518IAEAEasy Maintenance AC
6. Midea 12K Santis ProHonorable Mention

1. Daikin RKG-50TV16U

Overall Best Pick
  • 5-star BEE 2018 rating
  • Powerful reciprocatory inverter compressor
  • Durable build quality

Daikin is a Japanese brand famous for its wide range of air conditioners and other related equipment.

The RKG-50TV16U is an inverter type Split AC that Daikin has introduced in the Indian market off lately.

Design and Build Quality

Even though Daikin ACs won’t win any awards in the best aesthetic appeal category, it is a very well made AC using high-quality polycarbonate plastics.

The design might look a bit outdated when compared with the newer generation split ACs, however not downright ugly.

The indoor unit and outdoor unit of this refrigerator are a bit bulky. Apart from the design standpoint, the Daikin RKG-50TV16U works and performs excellently when it comes to air conditioning.

Reciprocatory Inverter Compressor

It’s really uncommon to see a reciprocatory type inverter compressor inside an AC for home uses.

Usually, this type of compressors is used in large capacity installations such as factories and industrial setups.

Daikin manufacturers one of the most robust compressors in the market with excellent performance coupled with silent operation.

This AC comes with 100% copper condenser and ensures excellent heat transfer characteristics and durability.


The maximum cooling capacity of this air conditioner is rated at 5,000W at an energy consumption rate of 1,415W.

The cooling process is quite quick, thanks to the industrial grade powerful reciprocatory compressor inside this AC.

This AC comes with a 5-star BEE 2018 rating ensuring significant savings on your monthly electricity bills.


Daikin uses R-32 refrigerant in this air conditioner which has zero ozone depletion potential.

This air conditioner with its multi-axis swing feature will throw the air up to a great distance ensuring all the corners of the room will be uniformly cooled without any exception.

Titanium Apatite Photocatalytic Air-purifying offers quality air output without any microscopic particles that might escape normally sized dust filters.

Daikin India provides a 1-year comprehensive warranty on this 1.5 Ton inverter AC.


Energy efficient


Silent operation


Good air throw distance


R32 is rated for medium global warming potential


Bulky form factor


Capacity1.5 Ton
Condenser TypeCopper
Compressor TypeInverter reciprocatory
Cooling Capacity5000 W
Power Consumption1415 W
Star Rating5-star BEE 2018 ratng

2. Carrier Ester Pro 18K

Runner-Up Pick
  • 3-star BEE 2018 rating
  • Rotary inverter compressor
  • Stabilizer free operation

Carrier is an Indian air conditioning company that started in 2012 and later pivoted off as a joint venture collaborating with Midea and has been manufacturing air conditioners from their plant in Haryana.

Ester Pro 18K as the name suggests is a 1.5 Tonne AC which works great for small and medium-sized rooms up to 180 sq.ft.

Design and Build Quality

The Carrier Ester Pro 18K has a modern looking indoor unit which will seamlessly blend with your home decor.

The graceful curves and lines make the indoor unit of this AC one of the best AC units in the market.

The construction is of hard plastic and there is nothing much to complain about the same.

Within the chassis, there is an LED indicator display which can be turned off manually if you don’t want any distractions from the AC during the night.

The outdoor unit is coated with an anti-bacterial layer to have weather resistance and prevent bacterial growth which can result in degraded air quality.

Compressor and Performance

The Carries Ester Pro 18K comes equipped with a small and noiseless rotary inverter compressor, the cooling capacity of this air conditioner is 5,000W with an energy consumption of 1,990W.

Relative to its tonnage, the cooling capacity is great with this air conditioner.

Carrier has decided to go with copper coil condenser with this unit which increases the efficiency and durability further.


This air conditioner comes with a 3-star Bureau of Energy Efficiency 2018 Rating which means using this AC won’t rock your boat when the electricity bill comes at the end of the month.

This air conditioner has a unique leak detector feature that will automatically switch off the unit in case of refrigerant leakage.

The filter cleaning alerts that this AC issues at regular intervals will make sure the filter will remain clean without clogging up the dust and leading to a performance drop.


The Carrier Ester Pro 18K is an energy efficient 1.5 tonne AC suitable for homes and office spaces alike.

With its silent operation and inverter compressor operation, this AC is sure to spread smiles on your face when it comes to performance efficiency.


Copper condenser coil


Hidden LED information panel


Automatic Leak detector


Loud exterior unit


Capacity1.5 Ton
Condenser TypeCopper
Compressor TypeRotary inverter
Cooling Capacity5400W
Power Consumption1990 W
Star Rating3 Star BEE 2018 Rating


AC with the Best Compressor Quality
  • Dual rotary inverter compressor
  • Himalaya cool technology
  • 3-star BEE 2018 rating

LG is a South Korean conglomerate that has been playing in the Indian market along with Samsung.

The 1.5 tonne LG JS-Q18BUXD is LG’s take on inverter AC market that has been launched recently in India.

Design and Build Quality

The LG JS-Q18BUXD has a minimal design which is very aesthetically pleasing to the eyes.

With its dual tone colour scheme, this AC will be an added charm to your home decor for sure.

Made using high-quality polycarbonate plastics, this LG AC is built to last in its operation.

Dual Rotary Inverter Compressor

Dual rotary compressors are employed in this air conditioner to increase the temperature span thereby providing the customer with a wide temperature range that suits his needs.

The inverter compressor itself requires very minimal or no maintenance over time. It’s silent and offers excellent energy savings as well.

This AC is rated to have a 3-star BEE 2018 rating when it comes to energy efficiency.

Copper coil condenser surrounded by gold fins ensures the components are anti-corrosive and will withstand the test of time pretty much without any hassle.


This air conditioner boasts an indoor sound level of about 27dB which is one the lowest in the market at present.

LG has used R410A refrigerant in this AC. LG has also included low refrigerant detection that will make sure the refrigerant levels are optimum. In case of a shortage, the system will automatically detect that and alert the user before any serious damage.

LG’s patented Himalaya cool technology will help the AC to cool the surroundings pretty quickly.

Cooling capacity and Energy Consumption

This air conditioner comes with a 3-star BEE energy efficiency rating.

The JS-Q18BUXD has a maximum cooling capacity of 5,000 W at rated energy consumption of 1820 W.

This is more than enough to cool a medium sized room with two occupants in it.


The LG JS-Q18BUXD is an inverter compressor powered air conditioner which has the patented Himalaya cool technology which makes the surroundings cool faster than any other air conditioner in its category.

With safety features such as low refrigerant detection, this is one of the best inverter air conditioners that money can buy in the Indian market.


Gold finned anti-corrosive condenser


Wider temperature span


Low refrigerant detection




Capacity1.5 Ton
Condenser TypeCopper
Compressor TypeHigh EER Rotary
Cooling Capacity4100 W
Power Consumption1050 W
Star Rating3 star BEE 2018 Rating

4. Voltas 183 VZCT

AC with Best After Sales Support
  • Suited for medium sized rooms/offices
  • High EER Rotary inverter compressor
  • 3-star BEE 2018 rating

Voltas is the air conditioning and cooling equipment subsidiary of Tata group and one of the best in the industry at it.

The Voltas 183 VZCT is a 1.5 Ton 3-star BEE 2018 rated inverter type air conditioner that perfectly fits small room with floor space ranging from 120 to 150 sq.ft.

Design and Build Quality

The Voltas 183 VZCT features a compact indoor unit made from hard plastic which occupies minimal interior space.

The exterior unit is a bit bulky and needs a rigid surface to stay attached. Be sure you screw in this unit firmly on to a steel rod instead of screwing directly on to the wall.

The relatively wide louvre on this air conditioner helps to enhance the air throw distance, facilitating uniform cooling in the entire room.

Rotary Inverter Compressor

Voltas uses a twin blade rotary inverter compressor which has a high energy efficiency ratio (EER).

This compressor is guaranteed to deliver excellent cooling performance while keeping the energy consumption in check.

The inverter operations reduce the load on this AC and offer variable load operation for precise temperature control.


The Godrej 183 VZCT has a cooling capacity of 5200 W at a minimal energy consumption rate of 1760 W. This at present makes it one of the best energy efficient inverter ACs in the Indian market.

This air conditioner comes with a 3-star BEE 2018 rating for your peace of mind when it comes to energy consumption.


This 1.5-tonne air conditioner comes with a 4-stage filter which blocks and eliminates dust as well as microbes from entering the air stream keeping you and your surroundings healthy and fresh.

The timer function lets you set the schedule for auto switch-on and off eliminating the hassle of turning the air-conditioner manually on/off.

This effectively reduces energy consumption as the machine works only during a pre-set time period.

Auto-restart function keeps the last active temperature settings before the power outage and automatically optimizes the temperature when the power comes back on. Turbo-cool mode aids in fast cooling of your surroundings.

This is greatly beneficial during summers when you come home tired and sweating, the inverter inside will increase the speed of the compressor thus enhancing the cooling rate.

Voltas provides 1-year of overall warranty for the unit and an additional 5-year warranty on the compressor.


For a small sized room/office space with multiple occupants, choosing the 1.5 tonne Voltas 183 VZCT AC will help you save a lot of money.

Being an Indian company and owned by TATA, Voltas provides the best after-sales support and service when compared to its competitors with its widespread service network.


1.5-tonne capacity


Solid build quality


Auto restart option


The bulky and loud outdoor unit


Capacity1.5 tonne
Condenser TypeCopper
Compressor TypeHigh EER Rotary inverter
Cooling Capacity5200 W
Power Consumption1760 W
Star Rating3 star BEE 2018 Rating


5. Hitachi RSB518IAEA

Easy Maintenance AC
  • 5-star 2018 BEE rating
  • Suits medium sized rooms
  • Quick cooling

Hitachi is a Japanese conglomerate with products and services spanning from social infrastructure to construction machinery items.

The RSB518IAEA is Hitachi’s latest offering in inverter type split AC category which has some compelling features for a reasonable price tag.

The Hitachi RSB518IAEA has a rated Tonnage of 1.5 Tonne which is sufficient for a large enough room with a couple of occupants or more.

Energy Efficiency

This air conditioner has attained a Bureau of Energy Efficiency (BEE) rating of 5-star, which by the way is the maximum rating an electronic device can achieve indicating its overall energy efficiency.

The refrigerant used in this Air conditioner is chlorodifluoromethane (R-22).


This Air conditioner uses a rotary type compressor that is small and very quiet in operation.

The advertised cooling capacity of this device is about 5275 W at a power consumption rate of 1449 W.

Inverter Compressor

The Hitachi RSB518IAEA is equipped with a high-quality rotary inverter compressor which delivers excellent cooling performance at the expense of minimal energy consumption.

Hitachi branded compressors are well known for its quality and minimal maintenance. Since the parts are easily available and the machine seldom breaks down, the need for repairs near to zero and even if something unfortunate happens, the compressor is easy to repair.


The koukin filter inside will prevent the bacteria growth inside the air conditioner unit. The overall operation of this air conditioner is silent and the cooling is quick.


Combining the Japanese engineering prowess and the build quality, the Hitachi RSB518IAEA offers on of the best cooling experiences in the sub. 1.5-tonne AC segment,


5 Star BEE rating


Copper condenser coil


SIlent operation


No auto-restart function


Capacity1.5 tonne
Condenser TypeCopper
Compressor TypeRotary inverter
Cooling Capacity5275 W
Power Consumption1449 W
Star Rating5-star BEE 2018 rating


6. Midea 12K Santis Pro

Honorable Mention
  • Minimalistic design
  • Highly energy efficient
  • Auto-restart functionality

Midea is a Chinese electrical equipment manufacturer specializing in HVAC products around the globe.

The Midea 12K Santis Pro is a cheap 1.5-tonne capacity split AC suitable for a small room/office space with floor volume ranging from 100 – 200 sq.ft.

Design and Build Quality

The Midea 12K Santis Pro AC is made using high-quality polycarbonate plastics and has a minimalist design language which blends with all types of home/office decor very well.

The indoor unit, although a bit bulky doesn’t feel that much big, thanks to the clever subtle design elements such as curves and sharp lines on the chassis.


As a novelty, this AC comes with a sensor mounted remote that detects the temperature around the remote rather than the indoor unit, which is far less accurate.

This feature allows the unit to cool the interior much more precisely.

The leakage detector in this air-conditioner in case of a leakage detection of the refrigerant will automatically shut down the operation, preventing further damages to the system.

Auto-restart and in-built louvre-memory will remember the position of the swing blades and the temperature in case of a power outage.

The AC will resume from this point when the power comes back on and saves time and energy consumption.

The company offers a 1-year warranty on the entire unit supplemented by a 5-year warranty cover on the compressor.

Performance and Energy Consumption

This air-conditioner has a respectable cooling capacity of 5100W at the expense of 1436 W of energy consumption.

The Midea 12K Santis Pro comes with the latest 3-star BEE 2019 rating to provide customers with the lowest electricity bill among its competitors available in the market.

Fixed Speed Rotary Compressor

The Midea 12K Santis Pro doesn’t have an inverter compressor on board. Instead, it comes with a high-quality rotary compressor with 100% pure copper condenser to deliver the best possible cooling experience under an affordable budget.


If you don’t mind the inverter AC part, the Midea 12K Santis Pro is definitely an affordable air conditioner to economically cool down your space without shelling a lot of cash.


Remote mounted sensor for better temperature detection


3-star BEE 2019 rating


100% copper condenser coil


Brand value


Capacity1.5 tonne
Condenser TypeCopper
Compressor TypeRotary
Cooling Capacity5100 W
Power Consumption1436 W
Star Rating3-star BEE 2019 Rating


Here concludes our list for the best split ACs under 1.5 ton capacity in the Indian market. We hope you will find this article helpful in making your purchase decision.

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