Inverter vs Non-inverter Aircon: Understand the Technology

When it comes to choosing the right air conditioner, understanding the differences between inverter vs non-inverter aircon models is essential. These two air conditioning systems employ different technologies with various implications regarding energy efficiency, cost-effectiveness, noise levels, and environmental impact.

Understanding the differences between inverter and non-inverter air conditioners helps users choose an air conditioner that aligns with their budget, noise preferences, and environmental consciousness, ensuring optimal comfort and satisfaction.

In this blog post, we will explore the characteristics of inverter vs non inverter aircon, compare their key features, and help you determine the best fit for your needs.


What is an Inverter Aircon?

What is an Inverter Aircon?

An inverter air conditioner is an air conditioning system that utilizes an inverter technology in its compressor. The inverter technology allows the compressor motor to operate at varying speeds, adjusting its cooling capacity based on the temperature requirements.

Unlike non-inverter air conditioners that operate at a fixed speed, inverter air conditioners can modulate their cooling output, resulting in more energy-efficient operation.

By continually adjusting the compressor’s speed, inverter air conditioners can maintain more precise temperature control, provide faster cooling, and consume less electricity compared to non-inverter models.

Advantages of Inverter Air Conditioners

  • Energy Savings: The precise regulation of compressor speed allows inverter models to save energy compared to non-inverter air conditioners. By continuously adjusting power, they match the cooling requirements more efficiently, reducing electricity consumption.
  • Faster Cooling: Inverter air conditioners can cool a room faster than non-inverter models. Their ability to operate at higher speeds during the initial cooling phase enables them to reach the desired temperature more quickly.
  • Precise Temperature Control: Inverter air conditioners can accurately control indoor temperature by varying the compressor speed. That helps maintain a more stable and comfortable environment than non-inverter models.
  • Quieter Operation: Inverter air conditioners operate at lower noise levels than non-inverter models. Their regulated compressor speed reduces vibration and noise, providing a more comfortable and peaceful environment.
  • Reduced Environmental Impact: Inverter air conditioners have a smaller carbon footprint due to their energy efficiency. Consuming less electricity, they help reduce the greenhouse effect and contribute to a more sustainable future.
  • Durability: Inverter air conditioners have a longer lifespan than non-inverter models. They operate at lower compressor speed with fewer on/off cycles, thus reducing wear and tear, which can prolong the system’s lifespan.

Disadvantages of Inverter Air Conditioners

Though inverter air conditioners have numerous advantages, they may require a higher upfront investment than non-inverter models. The inverter technology is more complex because of the additional electronic components required in the system, which increases the cost of production. However, this cost can often be offset by long-term energy savings.


What is a Non-inverter Aircon?

What is a Non-inverter Aircon?

A non-inverter air conditioner, also known as a fixed-speed or conventional air conditioner, operates with a compressor that runs at a fixed speed, regardless of the cooling requirements.

Unlike inverter air conditioners that continuously adjust their cooling capacity, non-inverter models work on a simple on-off principle.

When the set temperature is reached, the compressor in a non-inverter air conditioner shuts off, and the cooling cycle stops. Once the room temperature rises above the desired level, the compressor starts again, and the cooling cycle resumes. This repetitive cycle continues to maintain the room temperature within the set range.

Advantages of Non-inverter Air Conditioners

  • Affordable Initial Cost: Non-inverter air conditioners are more affordable and budget-friendly than their inverter counterparts. The initial cost of purchase and installation is lower and can appeal to those with a tighter budget.
  • Simplicity: Non-inverter air conditioners are simpler in design and mechanics. Because they operate with a fixed-speed compressor, they have fewer electronic components and are generally easier to maintain and repair.
  • Cooling Power: Non-inverter air conditioners suit large rooms or spaces requiring high cooling capacity. The fixed-speed compressor provides consistent and powerful cooling performance, ensuring effective cooling in larger areas.
  • Voltage Tolerance: Non-inverter air conditioners are more tolerant of voltage fluctuations. They can withstand minor voltage fluctuations without impacting their performance, making them suitable for areas with unstable electricity supply.

Disadvantages of Non-inverter Air Conditioners

  • Higher Energy Consumption: Since they operate at fixed speeds, they consume more electricity than inverter models. That means higher energy bills in the long run.
  • Louder Operation: Non-inverter air conditioners produce more noise during operation due to their fixed compressor speed and frequent on-off cycles.
  • Less Environmental Friendly: Higher energy consumption by non-inverter models increases greenhouse gas emissions, making them less environmentally friendly.

Inverter vs Non Inverter Aircon: Comparison

Inverter vs Non-inverter Aircon

To help you make an informed decision, let’s compare inverter and non-inverter air conditioners across various aspects:

Energy Efficiency: Inverter air conditioners excel in energy efficiency because they adjust compressor speed based on cooling demands. That allows significant energy savings compared to non-inverter models operating at fixed speeds.

Noise Levels: Inverter air conditioners operate at lower noise levels due to their regulated compressor speed, resulting in quieter operation. Non-inverter models can be noisier due to their frequent on-off cycles.

Cost-Effectiveness: While inverter air conditioners may have a higher initial cost, their energy-saving capabilities can lead to significant long-term cost savings on electricity bills. Non-inverter air conditioners have a lower upfront cost, but their higher energy consumption can translate into higher electricity expenses over time.

Maintenance Requirements: Both inverter and non-inverter air conditioners require regular maintenance, such as cleaning filters and coils. However, inverter air conditioners may have more advanced features that require specialized maintenance.

Environmental Impact: Inverter air conditioners, with their energy-efficient operation, reduce greenhouse gas emissions, making them more environmentally friendly. Non-inverter air conditioners contribute to higher carbon footprints due to higher energy consumption.

Let’s wrap up all the comparison of Inverter vs Non-inverter Aircon with a side-by-side table:


Inverter Aircon

Non-inverter Aircon

Energy Efficiency



Noise Levels




– Initial cost: Higher

– Long-term cost: Lower

– Initial cost: Lower

– Long-term cost: Higher

Maintenance Requirements

More complex, potentially higher maintenance cost

Simpler, generally easier maintenance

Environmental Impact

Lower carbon footprint, more eco-friendly

Higher energy consumption, potentially less eco-friendly


Inverter vs Non-inverter Aircon: Which One is Right for You?

Choosing the right air conditioner relies on various factors. Here are some key aspects to help you decide between an inverter and a non-inverter air conditioner.

Room Size and Usage

Inverter and Non-inverter Aircon: Which One is Right?

Consider the room size or space where the air conditioner will be installed. Inverter air conditioners are ideal for smaller to medium-sized rooms, providing efficient cooling while maintaining a stable temperature. On the other hand, non-inverter air conditioners are better suited for larger rooms or spaces requiring a higher cooling capacity.

Budget and Cost-effectiveness

Evaluate your budget and long-term cost considerations. Inverter air conditioners generally incur higher upfront costs due to their advanced technology. However, they offer greater energy efficiency, lowering electricity bills over time. Non-inverter air conditioners have a lower initial cost, making them a more budget-friendly option for those with limited funds.

Energy Efficiency

Energy efficiency is an important feature to consider as it impacts the environment and finances.

Inverter air conditioners adjust their cooling capacity based on the temperature requirements, resulting in significant energy savings. They consume less electricity than non-inverter models, which run at a fixed speed regardless of cooling requirements.

If energy efficiency is a priority and you want to reduce your carbon footprint, an inverter air conditioner is the better choice.

Noise Levels

Consider the noise level of the air conditioner, particularly if you prefer a quieter indoor environment.

Inverter air conditioners generally operate at lower noise levels since they adjust the compressor speed based on cooling requirements. Non-inverter air conditioners may produce more noise due to the on-off cycling of the compressor.

If noise is a concern, opt for an inverter model for a quieter cooling experience.

Maintenance Requirements

Evaluate the maintenance requirements of each type of air conditioner. Inverter air conditioners tend to have more complex systems due to additional electronic components. That could potentially result in higher maintenance and repair costs. Non-inverter air conditioners have simpler designs and fewer components, making them generally easier to maintain.

Consider your willingness to invest time and money in maintenance when choosing.

Overall, an inverter air conditioner is the best choice for households in the Philippines. Its energy efficiency, quiet operation, consistent cooling performance, long-term cost-effectiveness, and environmental consideration make it the perfect cooling solution for Philippine homes. Find the best inverter aircon in the Philippines” here.

Remember that an inverter AC can be one of many types of aircon, so be sure to get an insight about them before shopping.


The Bottom Line

Should buy inverter or non inverter ac?

In conclusion, assessing your needs and preferences is crucial when deciding between inverter vs non-inverter aircon.

Consider room size, budget, energy efficiency, and maintenance requirements. Seek expert advice, compare various models, and make an informed decision to enjoy optimal comfort while maximizing energy efficiency and cost savings.

Remember, choosing the right air conditioner is an investment in your comfort and well-being. If you have any questions or need personalized advice, don’t hesitate to seek professional assistance or conduct further research.



Beryl, a Pharmacy graduate, combines her academic expertise with a passion for cozy homes at Hometoppicks. With 3+ years of experience in researching and testing household and home care products, Beryl manages related content at Hometoppicks. Trust in her meticulous nature and profound knowledge to provide reliable advice and product suggestions, ensuring your home remains comfortable and convenient. You can find more about her here.

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