BISSELL air320 Smart Air Purifier Review – Pros and Cons

The BISSELL air320 Smart Air Purifier stands out with its advanced 3-stage filtration system, designed to ensure a clean and healthy indoor environment. The first stage involves a fabric pre-filter that captures large particles, acting as the initial line of defense against dust and pet hair. The second stage features an activated carbon filter, which is adept at absorbing home odors, odors from pets, and volatile organic compounds (VOCs), ensuring the air remains fresh and free from unpleasant smells. The final stage employs an H13 HEPA filter, renowned for its medical-grade efficiency. This filter is capable of capturing 99.97% of particles that are 0.3 microns and smaller when operated on the lowest fan speed. This includes airborne allergens and irritants such as dust, pet dander, pollen, and smoke from wildfires, cooking, and smoking, providing relief for individuals with allergies or respiratory issues.

In terms of room coverage and performance, the BISSELL air320 Smart Air Purifier is AHAM certified and offers impressive versatility. It can filter an area of 1582 sq. ft. with one air change per hour, 791 sq. ft. with two air changes per hour, and 527 sq. ft. with three air changes per hour. If you’re unsure how coverage ratings, air changes per hour, and AHAM certification translate into real-world performance, our Ultimate Air Purifier Buying Guide (2026) explains how to properly match a purifier to your room size. For more concentrated purification, it can filter a room of 327 sq. ft. with 4.8 air changes per hour. This makes it suitable for large spaces, ensuring clean air throughout. The purifier is also Energy Star rated for its low energy consumption and operates quietly, with the lowest of its five fan speeds being as quiet as a library. This feature ensures that it can run continuously without causing disturbances, making it ideal for use in living areas and bedrooms.

The BISSELL air320 Smart Air Purifier is equipped with an automated CirQulate System, which includes a PM 2.5 particle sensor. This sensor monitors indoor air quality and provides color-coded readings, allowing for easy interpretation. Based on these readings, the purifier automatically adjusts to the appropriate fan speed, ensuring continuous clean air. The commercial-grade performance is further enhanced by a brushless, digital DC motor and a powerful XL fan, which efficiently pull air in through the front and release clean air out of the top vent. For added convenience, the purifier features an easy filter maintenance system with a filter change indicator, which alerts users when it’s time for new filters, typically every six months. This ensures that the purifier continues to operate at peak efficiency, providing clean and healthy air for its users.

Pros:

1. Efficient Filtration: The 3-stage filtration system is highly effective, capturing a wide range of particles, odors, and VOCs, ensuring cleaner and fresher air.
2. Medical-Grade HEPA Filter: With its ability to capture 99.97% of particles 0.3 microns and smaller, this filter is particularly beneficial for individuals with allergies or respiratory issues.
3. Honeycomb-Structured Carbon Filter: Engineered to target gases, VOCs, and common household odors, this filter enhances the overall air quality, making the air in your home fresher and more pleasant.
4. Large Room Coverage: The purifier is AHAM certified for rooms up to 1582 sq. ft., providing flexibility in usage for different room sizes and air change requirements.
5. Energy Efficient and Quiet Operation: Its Energy Star rating and multiple fan speeds ensure that it operates efficiently while maintaining a quiet environment, especially on lower settings, which is ideal for continuous use, including during sleep.
6. Automated CirQulate System: The system monitors and adjusts the fan speed based on real-time air quality readings, ensuring that you always have clean and fresh air in your home.
7. Commercial-Grade Performance: The brushless digital DC motor and powerful XL fan work together to efficiently pull in air through the front of the purifier and release clean air out of the top vent, providing commercial-grade performance in a residential setting.
8. Easy Filter Maintenance: The filter change indicator makes it easy to know when it’s time to replace the filters, and the process of replacing them is simple and straightforward, ensuring that your purifier continues to operate at its best.
9. Stylish Design: The sleek and modern design of the BISSELL air320 Smart Air Purifier makes it a stylish addition to any room, and its easy-to-use controls and digital display add to its overall convenience and usability.

Cons:

1. Noise Level: While the purifier operates quietly on lower settings, it can be quite loud on the highest setting, which might be disruptive for some users, especially if used in a bedroom or other quiet space.
2. Size: The purifier is relatively large, similar to a mid-sized suitcase, which may not be suitable for smaller spaces or for users looking for a more compact air purifier.
3. Airflow Direction: Some users may find it limiting that the air is only emitted from one side of the purifier, which may affect its ability to effectively circulate air in larger rooms or spaces.

FAQs – BISSELL air320 Smart Air Purifier

1. How large of a room can the BISSELL air320 effectively cover?

The BISSELL air320 is AHAM certified and suitable for a range of room sizes depending on air change requirements:

• Up to 1582 sq. ft. (1 air change per hour)

• 791 sq. ft. (2 air changes per hour)

• 527 sq. ft. (3 air changes per hour)

• 327 sq. ft. (approximately 4.8 air changes per hour)

For faster and more noticeable purification, many users prefer placing it in rooms under 800 sq. ft., where it can cycle air more frequently.

2. What does the H13 HEPA filter remove?

The H13 HEPA filter captures 99.97% of particles as small as 0.3 microns, including:

• Dust

• Pollen

• Pet dander

• Mold spores

• Smoke particles

• PM2.5 pollution

This makes it particularly beneficial for allergy sufferers and households in areas affected by wildfire smoke or urban pollution.

3. Does the air320 remove odors and VOCs?

Yes. The activated carbon filter is designed to absorb:

• Pet odors

• Cooking smells

• Smoke odors

• Household chemical fumes

• Volatile Organic Compounds (VOCs)

The honeycomb structure enhances surface area, improving gas and odor absorption compared to thin carbon sheets.

4. How does the CirQulate System work?

The automated CirQulate System includes a built-in PM2.5 particle sensor that continuously monitors indoor air quality. It displays real-time, color-coded air quality levels and automatically adjusts fan speed based on detected pollution levels. When the air is clean, it reduces speed to conserve energy; when pollution increases, it boosts airflow for faster purification.

5. Is the BISSELL air320 noisy?

Noise levels vary depending on fan speed. On the lowest setting, it operates quietly—comparable to a library environment—making it suitable for bedrooms or nighttime use. On the highest speed, it becomes noticeably louder, which may be disruptive in quiet spaces but is typically used only when rapid purification is needed.

6. How often should the filters be replaced?

BISSELL recommends replacing the HEPA and carbon filters approximately every 6 months, depending on:

• Indoor air quality

• Presence of pets

• Daily runtime

• Exposure to smoke or strong odors

The built-in filter change indicator alerts users when replacement is required.

7. Is the air320 energy efficient?

Yes. The BISSELL air320 is Energy Star certified, meaning it is designed for efficient, continuous operation. The brushless digital DC motor consumes relatively low power, especially when running in automatic mode.

8. Can I wash the HEPA filter?

No. The H13 HEPA filter is not washable. Washing can damage the filtration fibers and significantly reduce performance. The fabric pre-filter can be cleaned periodically to extend the life of the internal filters.

9. Is the BISSELL air320 suitable for bedrooms?

Yes, particularly on lower fan settings. However, because of its larger size, it may take up more floor space compared to compact models. If space is limited, users should measure their room layout before purchasing.

10. Does it produce ozone?

No. The BISSELL air320 relies on mechanical filtration (pre-filter, carbon, and HEPA) and does not use ozone-producing ionization or UV technology, making it safe for continuous use around children and pets.

11. Is the purifier easy to maintain?

Yes. The filter replacement process is straightforward and requires no tools. The filter change indicator simplifies maintenance by notifying users when it’s time for a replacement.

12. Who is the BISSELL air320 best suited for?

This model is ideal for users who:

• Need coverage for medium to large rooms

• Want automated air quality monitoring

• Prefer strong particle and odor filtration

• Value energy efficiency and modern design

It may be less suitable for very small rooms or users seeking a compact, ultra-lightweight purifier.

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Related post: BISSELL air320 Air Purifier Replacement HEPA Filter Review

In conclusion, the BISSELL air320 Smart Air Purifier offers a range of advanced features and benefits that make it a top choice for improving indoor air quality. Its efficient filtration system, coupled with its stylish design and ease of use, make it a valuable addition to any home. However, potential buyers should consider factors such as noise level, size, and room size suitability before making a purchase decision.