Blue Star 5W18GBTI
Window Air Conditioners

Reviews, Trends, Statistics & More!

Feb 17, 2022 by Trend In Stars team

Review of Blue Star 1.5 Ton 5 Star Inverter Window AC (Copper 5W18GBTI White)

Key Features:

1.5 Tons

5 Star

Copper Coil


Blue Star 5W18GBTI Review

Blue Star 5W18GBTI is equipped with a Dual Rotor Inverter Compressor that cools your room in no time. With 1.5 Ton cooling capacity, this Air Conditioner will effectively cool down medium sized rooms or office space up to 150 sq. ft. area. Being a 5 Star AC, the running cost of this model in long term will be very less as it consumes least power and delivers powerful cooling. it features Superior Hydrophilic Blue Evaporator Fins and Specially Designed PCB Metal Enclosure. It uses environmentally friendly R-32 refrigerant and 100% copper coils to enable faster heat transfer and more corrosion resistance.

Real Images


Brand Blue Star
Model 5W18GBTI
Energy Efficiency 5 Star Rating
Capacity 1.5 Tons
Annual Energy Consumption 1126.17 Kilowatt Hours
Noise Level 52 dB
Installation Type Window
Part Number Blue star
Special Features Auto Restart with Memory Function:After a power-cut the AC resumes function with the last set mode, thus making it user friendly and convenient, Auto Restart with Memory:Ensure the AC remember the last set mode of the user, and automatically resume functioning with the same pre-set mode, making it more user friendly and convenient, during power cuts, R32 Eco-Friendly Refrigerant:Enables the AC to deliver High Performance cooling with Great Energy Efficiency while having Zero Ozone depleting properties and Very Low Global Warming Potential (GWP), Inverter Technology:The AC is designed with in-built micro controllers that continuously sense the temperature of the indoor air and adjust the speed of the compressor, leading to comfortable cooling and maximum energy savings, High Energy Efficiency with 3.57 ISEER :More energy savings, with maximum cooling performance, Hydrophilic Blue Fin for Protection:Alert the user about any fault in the AC operation immediately, through error display; you can report to Blue Star authorised customer care center for quick resolution, Comfort Sleep:Intelligently senses variation in indoor temperature and adjusts the same automatically, to keep you comfortable through the night, Hydrophilic Blue Fins for Protection:Ensure AC do not form any water or dust deposits, delivering unhindered cooling performance and enhanced durability, 4 Cooling Modes:Programmed mode, for comfort cooling during different ambient conditions
Colour White
Control Console Remote Control
Voltage 230 Volts
Material Plastic
Included Components 1N Indoor Unit- W X H X D : 660 x 430 x 770 mm , Weight: 55 Kg|| 1N Remote|| 2N Battery|| 1N Manual|| 1N Installation Kit||1 Warranty Card
Batteries Included No
Batteries Required No
Battery Cell Type Alkaline
Manufacturer Blue Star Limited


  • High-Efficiency Inverter Compressor- Blue Star's Inverter Air Conditioners are designed with Dual Rotor Inverter Compressor resulting in faster cooling, longer durability and quieter operation even in peak summer.
  • 100% Copper- Blue Star air conditioner's outdoor units are 100% copper, precisely designed to ensure maximum efficiency of the cooling system.
  • Elegant cleanable Panel- The front panel of the indoor units can be easily detached for periodic cleaning. This helps in maintenance of the AC.
  • Superior Hydrophilic Blue Evaporator Fins for Efficient Cooling- Blue Star’s Superior Hydrophilic Blue Evaporator Fins ensure that air conditioners do not condensate water that accumulates, reducing deposits of dust, rendering unhindered cooling performance.
  • Anti-Freeze Thermostat- The anti-freeze thermostat on the indoor coil is a safety feature. It stops the compressor when the unit is set at a very low temperature and runs in cool mode. This prevents frost from forming on the heat exchanger thus, protecting the unit.
  • Specially Designed PCB Metal Enclosure for Double Fortification- Blue Star’s Air Conditioners come with an in-built ‘Specially Designed PCB Metal enclosure’ to shield the electrical components of the PCB circuit from heat damage.
  • Self-Diagnosis- Blue Star’s Air Conditioners are programmed with a unique ‘Self-diagnosis’ feature that alerts you of a fault in operation immediately. Error codes make it easy to troubleshoot issues and you can have the air conditioner up and running immediately.

Blue Star 5W18GBTI Trends & Statistics

Reviews by verified buyer helps!

67 verified buyers peronally used it and overall loved this Blue Star 5W18GBTI model as the review rating of 4.1 out of 5 suggests.

Overall Rating*    (67 reviews)

4.1 out of 5

Is this price Worth it? See the Alternatives and Price Comparison!



See how much Blue Star 5W18GBTI is popular compared to its alternatives!

This Blue Star 5W18GBTI model made its way to the top best selling Window Air Conditioners and is currently ranking at 323rd position in Air Conditioners in India. This model is the least popular among the alternatives available with similar set of features.




Please Note: Product prices and availability are accurate as of Feb 17, 2022 11:37PM IST and are subject to change. Any price and availability information displayed on at the time of purchase will apply to the purchase of this product.

Alternatives With Set Of Similar Features

Undoubtedly Blue Star 5W18GBTI is one of the best Window Air Conditioners model currently available in the market but there are alternatives available too and you can consider those in place of this product. We have anaysed 45 latest best selling Window Air Conditioners and came up with below suggestions which are offering more or less similar features.

LG JW-Q18WUZA.TALG will give you extra key features at almost same price. You will be getting Wi-Fi Smart features extra.

Voltas 185V DZA offers same features but is more popular (rank #250) compare to this Blue Star 5W18GBTI (rank #323) model.

LG 1.5 Ton 5 Star Wi-Fi Inverter Window AC (Copper, 2020 Model, JW-Q18WUZA, White)


1.5 Tons 5 Star Copper Coil Inverter Wi-Fi Smart
Voltas 1.5 Ton 5 Star Inverter Window AC (Copper 185V DZA DELUX)

Voltas 185V DZA

1.5 Tons 5 Star Copper Coil Inverter

Blue Star as Window Air Conditioners brand

Blue Star is India origin brand and is selling really good quality of Window Air Conditioners in India. Blue Star Limited is an Indian Multinational company specialising in designing, developing, manufacturing and marketing a wide variety of AC and commercial refrigerators

Based on 1896 reviews of 10 Blue Star Window Air Conditioners we can on average say that, they are rated Best on Cooling, Best on Value for Money, Better on Sleep mode, Better on Design & Features, Better on Value for money, Better on Energy efficiency and Better on Noise Level parameter

Customer satisfaction reflecting from review rating (avg 4.25 stars) by verified buyers shows that the Blue Star Window Air Conditioners provide Better customer satisfaction than its competitors like Haier, Voltas and other in this category.

Frequently Asked Questions

How much room size does this 1.5 Tons AC cover?

This 1.5 Tons AC will cover room size upto 250 sq.ft. in normal scenarios. You should consider going for higher capacity AC if your place is going to be crowded or have more number of heat generating appliances or big windows in the direction where direct sunlight is expected.

Should I buy a 4 star AC instead of this 5 star AC?

It all depends on your usage. If you are going to use it for most of the time in a day then go for 5 Star AC. But if that is not the case and you are planning to use this AC for lesser hours lets say only overnight then you can consider going with 4 Star AC as well. It will save you money on initial cost.

Does having an Inverter Compressor is better and what difference will it make?

Inverter AC is more energy efficient and will save you money on monthly bills. Inverter air conditioner consumes 30 to 50% less energy than a non-inverter AC. Surely the AC with Inverter Compressor is much more costlier than the non Inverter one.

How much is the warranty on this product?

1 year on product, 1 year on condenser, 5 years on compressor

Covered: All Parts

For any warranty related issues, please call the Blue Star Customer Support -
18002091177 / 18602666666


So if you are looking for a best Window Air Conditioners for room size upto 250 sq.ft. with High usage and high energy efficiency then Blue Star 5W18GBTI is right for you. It offers durability and all weather endurance with the help of copper coil. Inverter compressor ensures this AC goes easy on your pocket by reducing your monthly electricity bills. Blue Star 5W18GBTI is one of best setting product available online in its category and is Popular among buyers. It will surely give you Good satisfaction.