With the sun scorching above our head, you must be planning on a new air conditioner. The first question that pops up in your mind is what type of air conditioner you need. Which one will be the best? How does the star rating affect the quality of the air conditioning? What is the meaning of the stars? How is 3-star air conditioner different from a 5-star air conditioner? All your doubts will be cleared in this article.

Check Out – Best Inverter AC (Air Conditioner) in India 2019 – Buyer’s Guide & Reviews

As the temperature keeps on increasing, get your conception about the star ratings clear. Read along to find out which air conditioner will suit you the best in your given budget. Let us first see what do the star ratings represent in an air conditioner and how the star ratings are determined. To understand the difference between 3-star and 5-star ac, we must first know how it works and some more basics as well.

What is the meaning of the star rating in air conditioners?

The star rating in any electrical appliance basically symbolizes the energy efficiency of the given appliance. This helps the users to the difference between 3-star and 5-star ac. In an air conditioner, the rating helps buyers understand the efficiency of the model. The ratings range from 1 to 5.

The more the number of stars, the better the efficiency of the model. A model which has no more “number of stars” gives is more optimized and thus it also reduces energy consumption. This, in turn, reduces the cost of power consumption too. Your electricity bill is cheaper. More stars also mean the model is more environment-friendly. Air conditioners eject CFC gas into the atmosphere which contributes to global warming on a large scale.

A model with the better rating is built in a manner which ejects less harmful gas to protect the environment. All in all, a better rating is a better product. The ratings are determined specifically to ensure customers are given the best service. As a layman will not understand the energy consumption of an air conditioning system, the star rating convention is used worldwide to help ordinary people understand the difference between 3-star and 5-star ac.

How is the star rating of an appliance determined?

Star Rating System is one way of determining the energy efficiency of an air conditioner. There are a lot of factors that are used to determine the number of stars of an air conditioner though. Let us take a detailed look at it now.

Star rating of an electrical appliance used for cooling (or heating) is determined by a ratio called the Energy Efficiency Ratio (EER) which is the ratio of the cooling capacity of an AC in British Thermal Units (BTU) per hour, to the total electrical input (in watts).

The star rating is a standard rating of electrical appliances. The ratings are provided by the Bureau of Energy Efficiency (BEE). It is revised frequently for better ratings. The ratings mainly say that more the number of stars a model shows, more you will be able to save when you are using them. Now, all you need to know is the difference between 3-star and 5-star ac.

Pic of difference between 3-star and 5-star ac electricity cost per day and Saving per month

As the number of stars increases, the energy savings also increases. With each star, you are able to save fourteen percent more. Quite necessarily, a 5-star air conditioner saves twenty-eight percent more than 3-star air conditioning.

The ratings determine the exact savings of each electronic appliance specifically depending on the capacity of the appliance. In the difference between 3-star and 5-star ac, you may find that 5-star rated air conditioning will generate a bill which is cheaper than a 3-star rated air conditioning system of the same ton.

The details of the difference between 3-star and 5-star ac are discussed below.

What is the difference between 3-star and 5-star ac?

The basic difference between 3-star and 5-star ac is its efficiency. Just as the 5-star portrays from its name, you will find it working with better efficiency compared to the other one.

However, the 3-star air conditioner has its own pros as well that attracts enough users to buy it. A 5-star air conditioner provides more convince and effective cooling. The power consumption of a 5-star air conditioner is less.

This means you save a lot on your monthly electricity bill. A 3-star air conditioner will not be as efficient as a 5-star air conditioner. Its energy use is more. It utilizes more power which in turn increases the monthly electricity bill. Moreover, a 5-star air conditioner will cool a room faster than a 3-star air conditioner given that they are of the same ton.

PS-Want’s to know which 3-Star AC is best in Market ?

It’s

Voltas 1 Ton 3 Star Inverter Split AC (Copper, 123V DZU/123 VDZU2, White)

Voltas 1 Ton 3 Star Inverter Split AC (Copper, 123V DZU/123 VDZU2, White)


During summer, you will need the air conditioning almost every day and it is necessary to have an air conditioner which reduces the temperature of the room fast.

Thus, clearly, a 5-star air conditioner is more convenient in the summer. A 3-star rated air conditioning system will work better in less humid weather. Read along to find out which one will be better for you – a 3-star rated air conditioner or a 5-star rated air conditioner. This is how you differentiate the difference between 3-star and 5-star ac.

Which one is better – 3-star or 5-star air conditioner?

If we are to choose from a 3-star air conditioner and a 5-star air conditioner, we need to keep in mind the budget and other costs. The installation charges will be the same for both. When you analyze the difference between 3-star and 5-star ac, the very first factor to check is the rate card.

The actual cost and the operating cost of the two-star ratings vary. A 3-star Air conditioner is definitely cheaper than a 5-star Air conditioner. However, when you take a look at the operating cost, the cost is reversed. The operating cost of a 5-star Air conditioner is less than a 3-star Air conditioning system. This means that in the long run, a 5-star Air conditioner proves to be more cost-effective.

PS-Wants to know which 5-Star AC is best in Market?

It’s LG KS-Q18YNZA

LG 1.5 Ton 5 Star Inverter Split AC (Copper, KS-Q18YNZA, White, Low Refrigerant Detection)
1,145 Reviews
LG 1.5 Ton 5 Star Inverter Split AC (Copper, KS-Q18YNZA, White, Low Refrigerant Detection)
  • Split AC with inverter compressor: Variable speed compressor which adjusts power...
  • Capacity: 1.5 Ton. Suitable for medium sized rooms (111 to 150 sq ft)
  • Energy Rating: 5 Star. Best in class efficiency. Annual Energy Consumption:...

However, in some cases, a 3-star Air conditioner proves to be a better choice, if you do not require an air conditioner which daily. If you use the air conditioner in a place which is not humid, the weather is comfortable and air conditioning is needed only occasionally, a 3-star air conditioner serves the purpose.

A 5-star air conditioner suits well for the tropical weather where the rise in temperature is absurd. The ratings should be taken into consideration when you buy a new air conditioner according to the place and the climate type. If you are short on budget and you do not need a cooling system on a daily basis, a 3-star Air conditioner will be a better option for you.

For regular use in a high-temperature region, a 5-star air conditioner will be required. Analyze the difference between 3-star and 5-star ac and align it with your requirements to buy the best.

Final thoughts

Buying an air conditioner is an expensive deal. You need to keep in several factors in mind. What ton you will need for your room. Whether you want a window air conditioner or a split air conditioner. The installation of an air conditioner needs arrangements in the electricity supply lines (if there are no previous arrangements done).

What will be the right brand of ac which will be the best? The main concern while buying a new air conditioner lies in the fact that what is the star rating of the appliance. This decision needs to be taken based on the fact that when and where you will be needing the appliance. You compare the difference between 3-star and 5-star ac as mentioned.

As mentioned above, the 3-star air conditioner is a good budget buy for occasional use. A 5-star air conditioner is costlier but for a better choice for daily use. The flexibility of the stars help you realize what will suit you the best, so wisely take your decision with our best ac in india review & buyer’s guide. Now that you know what the star ratings symbolize get yourself a brand new air conditioner of the perfect rating and enjoy your summer peacefully.

Check out The Amazon Best-Selling AC review here

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Akshay Lal
Akshay Is Professional Blogger and Forex Trader.

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11 Comments

  1. *ing of any AC is often seen pasted printed on paper How can we ensure that internal parts of AC are different

  2. Is it a good choice to buy carrier 2 tonn inverted ac.is it worth

  3. I need ac for 4 months only.. Which star rating is advisable for me

    1. 3 Star is Good Enough for You, Siddh.

  4. I am going to install an AC now I want to know which branded AC will be suitable

    1. Ogeneral

  5. Thanks for sharing information

  6. Sir,
    It would be very helpful for me if you kindly inform how much energy is consumed by a 3 star split a.c. and that by a 5 star split a.c. if they run for 6 hours each day.
    Please reply at the earliest.
    Subhas Chattopadhyay.

    1. This will depend on wattage of your AC. If wattage is say 1200 then it will be (1200 wattx6 hrs/day ×30 days)÷1000= 216 units. Now apply electricity cost and get the estimated monthly expense for AC.

  7. […] Also, Read – Difference between 3-Star and 5-star AC […]

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