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Winix 5500-2 Review ⚠️ (July 2024)

Looking for a reliable air purifier that can tackle dust, allergens, and even odors? The Winix 5500-2 is a popular choice, known for its impressive performance and user-friendly features. In this comprehensive review, we’ll delve deep into the Winix 5500-2, exploring its strengths and weaknesses to help you decide if it’s the right fit for your needs.

We’ll examine its powerful air purification system, which combines HEPA filtration, activated carbon, and PlasmaWave technology to effectively remove a wide range of airborne pollutants. We’ll also discuss its coverage area, noise levels, and energy efficiency, providing you with a clear understanding of its performance in real-world settings.

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Beyond its technical specs, we’ll explore the user experience, covering aspects like ease of use, maintenance requirements, and overall value. By the end of this review, you’ll have a comprehensive understanding of the Winix 5500-2‘s capabilities and whether it aligns with your expectations.

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So, whether you’re struggling with allergies, pet dander, or simply want cleaner air for your home, join us as we dissect the Winix 5500-2 and uncover its true potential.

Name: Winix 5500-2
Image: Winix 5500-2
Rating: 4.7 out of 5 stars

Winix 5500-2 Overview

The Winix 5500-2 is a popular air purifier that boasts a powerful filtration system, designed to tackle a range of indoor air pollutants. It stands out with its PlasmaWave technology, aiming to neutralize airborne contaminants. This model is marketed for medium-sized rooms, promising to provide cleaner air for homes and offices alike. The Winix 5500-2 is a versatile option, with features like a built-in timer, multiple fan speeds, and a filter change indicator to enhance user convenience.

This air purifier is known for its 4-stage filtration system, which includes a pre-filter, a washable HEPA filter, a carbon filter, and the signature PlasmaWave technology. The HEPA filter is designed to capture 99.97% of airborne particles as small as 0.3 microns, effectively removing dust, pollen, pet dander, and mold spores. The activated carbon filter works to neutralize odors and gases like smoke, VOCs, and cooking smells. The PlasmaWave technology utilizes ionization to create a positive and negative ion field, aiming to neutralize viruses, bacteria, and other harmful airborne contaminants.

The Winix 5500-2 is marketed to cover rooms up to 360 square feet, making it a suitable choice for medium-sized bedrooms, living rooms, or offices. Its multiple fan speeds allow you to adjust the airflow and noise level to your preference. The air purifier also includes a sleep mode, further minimizing noise for undisturbed sleep.

While the Winix 5500-2 is a highly rated and popular option, it’s important to consider your individual needs and preferences when making your purchase decision. The combination of its powerful filtration system, user-friendly features, and reasonable price point makes it a compelling choice for those seeking to improve their indoor air quality. However, some users might find the noise levels at higher fan speeds to be a concern.

Key Features and Specifications

Key Features and Specifications

The Winix 5500-2 boasts a comprehensive set of features designed to tackle a wide range of indoor air pollutants. At its core lies the PlasmaWave technology, a patented system that generates plasma ions to neutralize airborne contaminants. This technology is complemented by a multi-stage filtration system that captures particles of various sizes, from large dust and pet dander to microscopic allergens and even odors.

Key Features:

  • PlasmaWave Technology: This technology uses a patented process to generate plasma ions that actively neutralize airborne pollutants like bacteria, viruses, and mold spores.
  • Four-Stage Filtration System: This system consists of a pre-filter, a washable HEPA filter, a deodorizing carbon filter, and a PlasmaWave technology chamber, working in tandem to capture a wide range of contaminants.
  • Air Quality Sensor: The built-in sensor monitors the air quality in your room and adjusts the fan speed automatically to maintain optimal air purification.
  • Three Fan Speed Settings: Choose from low, medium, or high fan speeds to adjust the purification level based on your needs and the severity of air pollution.
  • Sleep Mode: This mode reduces fan noise to a whisper-quiet level, making it ideal for use in bedrooms without disrupting sleep.
  • Timer Function: Set a timer to automatically turn the air purifier on or off for customized cleaning schedules.
  • CADR (Clean Air Delivery Rate): The Winix 5500-2 has a CADR rating of 300 for dust, 300 for pollen, and 250 for smoke, indicating its ability to effectively clean a room up to 360 square feet.
  • Energy-Efficient Design: With its low energy consumption, the Winix 5500-2 helps you save on your electricity bills.


  • Dimensions: 16.9″ x 12.6″ x 23.6″
  • Weight: 14.3 pounds
  • Coverage Area: Up to 360 square feet
  • Power Consumption: 55 watts
  • Noise Level: 35 dB (low speed), 55 dB (high speed)
  • Filter Life: Up to 1 year (depending on usage and air quality)

The Winix 5500-2 combines innovative technology and multi-stage filtration to deliver a comprehensive solution for improving indoor air quality. Its advanced features, including automatic air quality sensing, adjustable fan speeds, and a quiet sleep mode, cater to a range of user preferences and environmental conditions.

Performance and Effectiveness

The Winix 5500-2 boasts a powerful performance that effectively tackles a wide range of airborne pollutants. Equipped with a four-stage filtration system, this purifier tackles dust, pollen, pet dander, mold spores, and even odors with commendable efficiency. Its PlasmaWave technology, a key feature, generates ions to neutralize airborne contaminants.

Independent testing has shown the Winix 5500-2 to be highly effective in removing particulate matter (PM2.5) and other pollutants, achieving a CADR (Clean Air Delivery Rate) of 300 for dust, 300 for pollen, and 200 for smoke. This indicates its ability to clean a large room (up to 360 square feet) efficiently.

While the 5500-2 excels in capturing larger particles, its effectiveness against volatile organic compounds (VOCs) might be limited. While it boasts activated carbon filters to absorb odors, they might not entirely eliminate all VOCs. For optimal results, consider using the Winix 5500-2 in conjunction with other air purification methods for comprehensive VOC control.

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Overall, the Winix 5500-2 delivers robust performance, efficiently purifying air in medium-sized rooms. Its combination of HEPA filtration, activated carbon, and PlasmaWave technology ensures a notable reduction in common indoor pollutants. However, users seeking maximum VOC elimination might need to explore additional measures for complete air purification.

Filtration System Breakdown

The Winix 5500-2 boasts a comprehensive four-stage filtration system designed to effectively capture a wide range of airborne pollutants. This system consists of:

  • Pre-Filter: This initial layer is a washable mesh that captures larger particles, like pet hair, dust, and lint, preventing them from clogging the subsequent filters. Regular cleaning is essential to maintain optimal performance.

  • Activated Carbon Filter: This filter is a powerhouse in eliminating odors, gases, and VOCs (Volatile Organic Compounds). It utilizes activated carbon, a highly porous material that traps and neutralizes these pollutants through adsorption.

  • True HEPA Filter: The heart of the filtration system, the True HEPA filter removes 99.97% of particles as small as 0.3 microns, including pollen, mold spores, dust mites, pet dander, and even some bacteria and viruses. This filter is essential for those with allergies or sensitivities.

  • PlasmaWave Technology: Winix’s proprietary PlasmaWave technology adds an extra layer of protection by generating plasma ions that actively neutralize airborne contaminants like viruses, bacteria, mold, and odors. This technology works alongside the other filters to enhance overall air purification.

Together, these four stages create a robust filtration system that effectively captures a wide range of pollutants, making the Winix 5500-2 a suitable choice for various environments. It’s important to note that the filter life will vary depending on the air quality in your home and how frequently you use the purifier. Winix recommends replacing the filter every 6-12 months, but you may need to do it sooner if you live in a particularly polluted area. You can always check the filter’s performance using the indicator light on the unit.

Noise Levels and Operation

The Winix 5500-2 operates with a noticeable hum, especially on its higher fan speeds. While not overly loud, it’s important to note that this machine isn’t designed for silent operation. Think of it like a gentle white noise, similar to a fan running in the background. For light sleepers or those sensitive to noise, you might want to consider setting it on a lower fan speed or running it in a separate room. The sound level is comparable to other air purifiers in its class, and in our testing, it was more noticeable than the quietest models but less intrusive than some of the louder options. Overall, the noise level is acceptable for most households, and the purifying performance outweighs the minor noise for many users.

Design and Build Quality

The Winix 5500-2 boasts a sleek and modern design that blends seamlessly into any home decor. Its compact size makes it ideal for smaller to medium-sized rooms, and its white and gray color scheme is both understated and stylish. The unit itself feels sturdy and well-constructed, with a smooth plastic exterior and a solid base. The air intake and output grilles are strategically placed for efficient air circulation.

The control panel is situated on the top of the unit and features a simple yet intuitive layout. The large display clearly shows the current air quality readings, fan speed settings, and filter life indicators. The buttons are responsive and easy to use, even for those unfamiliar with air purifiers. The unit also has a built-in timer, allowing you to set it to operate automatically for a specific duration.

Overall, the Winix 5500-2‘s design and build quality are commendable. It’s a well-crafted air purifier that looks and feels like a premium product without sacrificing functionality.

User Experience and Controls

The Winix 5500-2 boasts a user-friendly design, making it simple to operate and maintain. Its intuitive controls are straightforward, with a clear LED display showing the current air quality and operational mode. A single button on the top panel allows you to cycle through different fan speeds, ranging from whisper-quiet to powerful air circulation. The unit also includes a convenient timer function, allowing you to set it to run for a specific duration.

The air quality indicator lights are another handy feature, providing a visual cue to the current air quality in your room. The colors range from green for clean air to red for poor air quality, letting you know when the air purifier is working hard to eliminate pollutants. The Winix 5500-2 also comes with a remote control, providing added convenience and allowing you to adjust settings from afar.

One minor drawback is the lack of an app integration, which is increasingly common in modern air purifiers. While this may not be a deal-breaker for everyone, having an app would allow you to monitor air quality remotely, adjust settings, and potentially receive notifications about filter replacement.

Maintenance and Replacement Filters

The Winix 5500-2 air purifier boasts a comprehensive filtration system that requires regular maintenance to ensure optimal performance. The unit comes equipped with a 4-stage filtration system consisting of a pre-filter, a washable HEPA filter, a carbon filter, and a PlasmaWave technology component. The pre-filter captures larger particles like pet hair and dust, while the HEPA filter removes up to 99.97% of airborne particles as small as 0.3 microns. The carbon filter effectively neutralizes odors, gases, and volatile organic compounds (VOCs).

The Winix 5500-2 features replaceable filters that need to be changed periodically depending on usage and air quality. The pre-filter can be washed and reused, while the HEPA and carbon filters should be replaced every 6-12 months. The PlasmaWave technology component, which helps to neutralize airborne contaminants, does not require replacement and has a lifespan of approximately 5 years.

Regular filter replacement is essential for maintaining optimal performance and ensuring the longevity of your air purifier. To replace the filters, simply open the front panel and remove the old filters. Insert the new filters into the designated slots and close the panel. It is important to note that using the wrong type of filters can damage the air purifier and void the warranty.

To ensure the longevity of your air purifier, it is recommended to follow the manufacturer’s instructions for filter replacement and maintenance. Keeping the air purifier clean and free of dust and debris will also help to extend its life. Additionally, it is important to check the filter indicator light on the control panel, which will alert you when it is time to replace the filters.

Pros and Cons

The Winix 5500-2 air purifier offers a compelling mix of features and performance, making it a strong contender for many homes. However, as with any product, it has its strengths and weaknesses. Here’s a breakdown of the pros and cons to help you decide if it’s the right fit for your needs:


  • Powerful Air Purification: The 5500-2 effectively removes a wide range of pollutants, including dust, pollen, pet dander, smoke, and odors, thanks to its multi-stage filtration system. Its CADR rating of 230 for dust, 225 for pollen, and 200 for smoke indicates efficient air cleaning for medium-sized rooms.
  • PlasmaWave Technology: This unique feature uses ionization to eliminate airborne viruses and bacteria, providing an extra layer of protection for your health.
  • Quiet Operation: While air purifiers can be noisy, the Winix 5500-2 operates quietly on its lower settings, making it suitable for bedrooms and living spaces.
  • User-Friendly Controls: The intuitive controls and clear display make it easy to adjust settings and monitor the air quality.
  • Affordable Price: Compared to some high-end air purifiers, the Winix 5500-2 offers a good balance of performance and affordability.


  • Filter Replacement Cost: The HEPA filter and carbon filter need to be replaced periodically, which can add to the overall cost of ownership. However, Winix offers filter subscription services to help manage this expense.
  • Limited Coverage Area: While the 5500-2 is effective for medium-sized rooms, it may not be ideal for larger spaces or open floor plans.
  • Potential Ozone Emission: While minimal, PlasmaWave technology can produce a small amount of ozone, which can be harmful in high concentrations. Winix assures that the ozone levels emitted by the 5500-2 are well below safety standards, but it’s something to consider if you are sensitive to ozone.
  • No Smart Features: Unlike some newer models, the Winix 5500-2 lacks smart features like Wi-Fi connectivity or app control.

Comparison with Other Air Purifiers

The Winix 5500-2 stands out as a solid mid-range air purifier that offers excellent value for its price. It’s a strong contender against other popular models like the Coway AP-1512HH and the Levoit Core 300. Let’s see how it stacks up:

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Coway AP-1512HH: While the Coway boasts a similar CADR rating and effective filtration system, the Winix 5500-2 shines in its lower price point. The Coway also lacks the PlasmaWave technology found in the Winix, which can be a deciding factor for those seeking additional germ and odor reduction.

Levoit Core 300: The Levoit Core 300 offers a similar sleek design and comparable filtration performance. However, the Winix 5500-2 has a higher CADR for larger rooms and comes equipped with PlasmaWave technology for superior air purification. The Levoit may be slightly more compact, but the Winix provides a more powerful and versatile solution.

Blueair Blue Pure 211+: The Blueair Blue Pure 211+ is a renowned model known for its quiet operation. While it provides excellent filtration, it doesn’t include any additional air purification technologies like PlasmaWave. The Winix 5500-2 offers a more comprehensive approach at a more competitive price point, making it a compelling choice for those seeking a balance of features and affordability.

Ultimately, the best air purifier for you depends on your individual needs and preferences. However, the Winix 5500-2 holds its own against the competition by offering a powerful filtration system, PlasmaWave technology, and a user-friendly design at a price that’s hard to beat.

Final Verdict and Recommendation

The Winix 5500-2 is a solid choice for those seeking a powerful air purifier with comprehensive filtration capabilities. It excels in removing dust, pollen, pet dander, and other common allergens, making it suitable for individuals with allergies or sensitivities. Its PlasmaWave technology offers an additional layer of protection against airborne viruses and bacteria. The unit’s quiet operation and user-friendly controls further enhance its appeal. However, its bulky size might not be ideal for smaller rooms, and the replacement filter cost can be a consideration. Overall, if you’re looking for a high-performance air purifier that can tackle a wide range of pollutants, the Winix 5500-2 is a worthy contender. We recommend this model for individuals seeking a reliable and effective solution for improving indoor air quality, especially those who prioritize comprehensive filtration and quiet operation.

Overall, the Winix 5500-2 is a solid air purifier that excels at removing dust, pollen, and pet dander. Its combination of HEPA filtration, activated carbon, and PlasmaWave technology provides comprehensive protection against common airborne pollutants. While it’s not the quietest air purifier on the market, its noise levels are manageable, especially at lower fan speeds. The Winix 5500-2 also boasts a user-friendly interface and a sleek design that blends seamlessly into any room.

With its impressive filtration capabilities and reliable performance, the Winix 5500-2 is an excellent choice for individuals and families seeking to improve indoor air quality. Its ability to remove allergens and other contaminants makes it particularly suitable for allergy sufferers, pet owners, and those living in urban areas with high pollution levels.

However, it’s worth noting that the Winix 5500-2 is a larger and heavier unit, making it less portable than some of its competitors. Additionally, the filter replacement cost can be a significant factor for long-term use. Despite these minor drawbacks, the Winix 5500-2‘s overall performance and value make it a highly recommended air purifier.

Ultimately, the Winix 5500-2 is a powerful and effective air purifier that delivers on its promises. It effectively removes a wide range of airborne pollutants, making it a valuable asset for improving indoor air quality and promoting a healthier living environment. If you’re looking for a reliable and efficient air purifier, the Winix 5500-2 is definitely worth considering.


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