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When you decide to buy an air conditioner (AC), you’ll likely come across terms like 3 star and 5 star AC ratings. But what exactly do they mean, and why do they matter? Since the heat is scorching nowadays, with increased usage of AC, you need to understand the star rating system to save on the utility bill. The star rating system, regulated by BEE (Bureau of Energy Efficiency), ranges from 1 to 5 stars—5 star ACs being the most energy-efficient.
The 3 star AC and 5 star AC difference lies in their energy consumption, cooling efficiency, cost, and overall performance. This blog helps decode the difference between 3 star and 5 star AC units, so you can make a smart, energy-efficient, and budget-conscious decision
If you’re wondering what is the difference between 3 star AC and 5 star AC, it comes down to how much electricity each unit uses to cool a given space. Energy efficiency ratings of AC are determined via standardised testing methods that assess how much cooling an air conditioner provides per unit of power it consumes. 5 star AC vs 3 star AC can make a noticeable impact on your electricity bill, especially during peak summer months.
A higher star rating means that an air conditioner can cool more efficiently, using less electricity to achieve the desired temperature. This not only makes a high star rated air conditioner more eco-friendly but also more economical in the long run despite their higher initial cost.
However, a higher rating also comes with a higher price. Here we cover the difference between 5 star and 3 star AC to help you understand the cost, energy efficiency, and more.
To read more on budget friendly ac options read : Budget-Friendly AC Options Under ₹30000: Top Picks For 2024
The primary difference between 5 star and 3 star AC is how efficiently they use power. 5 star air conditioners consume significantly less electricity compared to 3 star ACs. This efficiency is achieved through various advanced technologies, such as inverter compressors that adjust their speed to maintain the desired temperature without the need for constant on-off cycles.
This means that a 5 star air conditioner can lead to substantial savings on electricity bills over time. If you’re comparing the power consumption of 3 star vs 5 star ACs, the latter often uses up to 25% less electricity. Over time, this leads to lower bills and environmental impact.
When it comes to cooling performance, difference between 3star and 5 star AC may not be obvious in day-to-day usage. However, 5 star models often come with additional features that enhance their performance. These can include multi-stage cooling systems, which allow the air conditioner to adjust its cooling power more precisely according to the room’s current temperature, and variable fan speeds, which provide more control over airflow and cooling intensity.
These features not only improve comfort but also contribute to the energy efficiency of 5 star air conditioners. Many 5 star air conditioners also incorporate advanced filtration systems that improve indoor air quality by removing pollutants and allergens.
This can be a significant advantage for individuals with allergies or respiratory conditions, making a 5 star air conditioner an investment in both comfort and health.
A lesser-known difference between 3 star AC and 5 star AC is their noise level. Generally, 5 star air conditioners are designed to operate more quietly than their 3 star counterparts. This is due to higher-quality components, better insulation, and the use of technologies like inverter compressors, which eliminate the noise associated with starting and stopping.
A quieter operation means that a 5 star air conditioner can be used in bedrooms and other quiet spaces without causing disturbance. This makes them particularly suited to environments where noise levels are a critical factor in the overall comfort and usability of the space.
Let’s address the price difference between 3 star and 5 star AC. The initial purchase price of 5 star air conditioners is typically higher than that of 3 star models. This price difference is due to the advanced technologies and higher-quality materials used in 5 star units. This also makes 3 star AC much more affordable for people.
However, it’s important to consider the long-term cost implications of this initial investment. The reduced electricity consumption of 5 star air conditioners can lead to significant savings on energy bills over time, potentially offsetting the higher purchase price.
Depending on the specific model and usage patterns, the break-even point—where the savings in energy costs equal the additional upfront cost—can be reached within a few years of purchase.
Another reason to choose a 5 star AC over 3 star is the reduced environmental footprint. The reduced electricity consumption of 5 star units means that they contribute less to greenhouse gas emissions.
Additionally, some 5 star air conditioners use refrigerants with a lower global warming potential (GWP), further minimising their environmental footprint.
When deciding between 5 star AC vs 3 star AC, the first thing you should consider is the size of the space to be cooled, the local climate, usage patterns, and the specific features that meet your needs.
It’s also important to evaluate the total pricing, including both the initial purchase price and the ongoing operating costs. For individuals who plan to use their air conditioner extensively, investing in a 5 star model may be more economical in the long run. However, the ultimate choice is based on your needs and budget.
Read more on AC Maintenance Tips: Keep Your Air Conditioner Running Smooth
Understanding the difference between 3 star and 5 star AC requires you to understand the energy efficiency, pricing, and performance of both models. Remember, the right air conditioner for you is the one that meets your cooling needs while aligning with your financial values. To buy a used AC online, consider OLX, India’s leading online marketplace that matches your specific needs and offers you a smooth process for buying or selling your AC.
5‑star ACs are more energy-efficient and consume less electricity compared to 3‑star ACs, making them cost-effective over time.
A 5‑star AC can save up to 25% more electricity than a 3‑star AC under similar usage conditions.
For a 1.5-ton unit, a 3-star AC may consume around 1.5 units/hour, while a 5-star AC may use only 1.1–1.2 units/hour.
5-star ACs typically have a higher EER (above 4.5), while 3-star ACs usually range around 3.5–3.9.
Yes, especially for heavy users. Energy savings over 2–3 years can offset the initial price difference.
Usually 2–4 years, depending on daily usage, electricity rates, and room size. Higher usage accelerates cost recovery through lower power bills.
Not necessarily faster, but 5‑star ACs often maintain consistent temperature and operate efficiently.
Yes. They are typically built with better components, making them quieter and often more durable.
If you use the AC for short durations or live in moderate climates, a 3‑star model can be a sensible, cost-effective option.
Running a 5‑star AC can save ₹500–₹1500/month in electricity compared to a 3‑star, depending on usage.
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