Who Is It For?

Tired of battling mold and breathing in stale air? The right air filter can transform your living space into a clean haven. Therefore, this review aims to guide you in choosing the best air purifier for mold, focusing on performance, value, features, and real user experiences. With the right information, you can make a confident choice and breathe easy again. For a top recommendation, consider the Blueair Blue Pure 311i Max (Similar on Amazon: Blueair Blue 511i Max Smart WiFi Air Purifier, HEPASilent…
ÂŁ129.99Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on amazon.co.uk or amazom.com at the time of purchase will apply to the purchase of this product.).
Popular Air Purifier Models


When choosing an air purifier, it’s essential to find one that fits your space and needs. Here are three popular models to consider:
1. Blueair Blue Pure 311i Max: This air purifier is designed for rooms up to 40 square meters. It effectively removes 99.97% of airborne particles, making it a great choice for allergy sufferers. It also has a low noise level, which is perfect for quiet environments like bedrooms.
2. Blueair Blue 511i Max Smart WiFi Air Purifier (Similar on Amazon: BLUEAIR Genuine Pre-Filter Blue Pure 511i Max Air Purifier,… See PriceProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on amazon.co.uk or amazom.com at the time of purchase will apply to the purchase of this product.): This model is ideal for smaller spaces, covering up to 22 square meters. It comes with smart features like Wi-Fi connectivity and a built-in air quality sensor, allowing you to monitor air quality through an app. It also removes the same percentage of airborne particles as the Blue Pure 311i Max.
3. Shark NeverChange5 Air Purifier £215.00Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on amazon.co.uk or amazom.com at the time of purchase will apply to the purchase of this product.: This purifier is designed for larger spaces and is known for its long-lasting filter that doesn’t need replacing. It’s easy to use and has a simple design that blends well with home decor. However, it may not be as quiet as the other two models.
Each of these air purifiers has unique features. The Blueair models excel in particle removal and smart technology, while the Shark NeverChange5 offers convenience with its long-lasting filter. Choosing the right one depends on your space size and specific needs.
| Product | Best For | Room Size | Particle Removal |
|---|---|---|---|
| Blueair Blue Pure 311i Max | Medium rooms | Up to 40 m² | 99.97% |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Small rooms | Up to 22 m² | 99.97% |
| Shark NeverChange5 Air Purifier | Large spaces | — | — |
Design, Size & Build Quality
When choosing an air purifier, design, size, and build quality are important factors. For example, the Blueair Blue Pure 311i Max has a sleek design that looks great in any room. It’s also lightweight, making it easy to move from one spot to another. On the other hand, the Shark NeverChange5 Air Purifier is a bit bulkier, but it’s built with sturdy materials to withstand everyday use.
The Blueair Blue 511i Max Smart WiFi Air Purifier is compact, ideal for smaller spaces, but still packs a punch in performance. Its modern design is not only functional but also stylish. Meanwhile, the Shark NeverChange5 Air Purifier offers a more traditional look but is designed for durability and efficiency.
Here’s a comparison of these three popular models:
| Product | Size (m²) | Design | Weight |
|---|---|---|---|
| Blueair Blue Pure 311i Max | Up to 40 | Sleek, modern | Lightweight |
| Shark NeverChange5 Air Purifier | Medium | Traditional, sturdy | Heavier |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Up to 22 | Compact, stylish | Lightweight |
In summary, the Blueair Blue Pure 311i Max and Blueair Blue 511i Max Smart WiFi Air Purifier are both lightweight and modern, making them suitable for different room sizes. The Shark NeverChange5 Air Purifier, although bulkier, is built for long-term use and efficiency. Depending on your space and style preference, one of these air purifiers will likely meet your needs.
Air Filtration Performance
Air filtration performance is crucial for maintaining clean and healthy indoor air. It’s important to know how different air purifiers tackle pollutants like dust, smoke, and allergens. Understanding their capabilities can help you choose the best one for your home.
Many air purifiers use HEPA filters, which are known for trapping tiny particles effectively. Others may incorporate smart features for added convenience. Here are some key points to consider: (Air Filter for Smoke: Reviews of Top Models)
- Filter effectiveness against allergens and dust
- Noise levels during operation
- Coverage area for larger spaces
- Smart technology integration for easy control
HEPA & Carbon Filter Efficiency
When choosing an air purifier, the efficiency of its filters is crucial. Filters like HEPA and carbon work together to clean the air in your home. Let’s look at how three models perform in this area.
The Blueair Blue Pure 311i Max is known for its powerful filtration. It uses a combination of HEPA and activated carbon filters to remove 99.97% of airborne particles down to 0.1 microns. This means it can handle dust, pollen, and even smoke effectively. It’s perfect for medium-sized rooms and can cover areas up to 22 square meters.
In comparison, the Blueair Blue 511i Max Smart WiFi Air Purifier also features HEPA filtration, removing the same 99.97% of particles but is designed for smaller spaces up to 22 square meters. It includes smart features like Wi-Fi connectivity, allowing you to monitor air quality from your phone. However, it is slightly less powerful than the Blue Pure 311i Max when it comes to filtering speed.
Lastly, the Shark NeverChange5 Air Purifier has a unique feature: it offers a long-lasting filter that doesn’t need to be replaced often. It effectively captures odors and particles, but its HEPA filtration isn’t as advanced as the Blueair models, which may not filter as fine particles as efficiently.
| Product | Filter Type | Coverage Area | Particle Removal Efficiency |
|---|---|---|---|
| Blueair Blue Pure 311i Max | HEPA & Carbon | 22 m² | 99.97% |
| Blueair Blue 511i Max Smart WiFi Air Purifier | HEPA | 22 m² | 99.97% |
| Shark NeverChange5 Air Purifier | HEPA | — | — |
In summary, if you want top filtration efficiency and coverage, the Blueair Blue Pure 311i Max is your best bet. If you prefer smart features and a good price, the Blueair Blue 511i Max is a great choice. Meanwhile, the Shark NeverChange5 offers convenience with its long-lasting filter but may not filter as efficiently.
Coverage Area & CADR Rating
When choosing an air purifier, it’s important to consider how much space it can clean effectively and its CADR (Clean Air Delivery Rate) rating. CADR measures how quickly the air purifier can clean the air in a room. Let’s compare three air purifiers based on their coverage area and CADR ratings.
The Blueair Blue Pure 311i Max is designed for rooms up to 28 square meters with a CADR of 306 mÂł/h. This makes it a great choice for small to medium-sized spaces. It efficiently removes dust, pollen, and smoke particles, ensuring cleaner air in your home.
In contrast, the Shark NeverChange5 Air Purifier is built for larger areas, covering rooms up to 40 square meters. However, its CADR rating is slightly lower at 250 mÂł/h, which means it cleans the air a bit slower than the Blue Pure 311i Max.
Lastly, the Blueair Blue 511i Max Smart WiFi Air Purifier covers up to 22 square meters and has a CADR of 240 m³/h. While it’s more suitable for smaller areas, the smart features like Wi-Fi connectivity make it convenient for modern homes.
| Product | Coverage Area | CADR Rating |
|---|---|---|
| Blueair Blue Pure 311i Max | 28 m² | 306 m³/h |
| Shark NeverChange5 Air Purifier | 40 m² | 250 m³/h |
| Blueair Blue 511i Max Smart WiFi Air Purifier | 22 m² | 240 m³/h |
In summary, if you need an air purifier for a small to medium room, the Blueair Blue Pure 311i Max is an excellent choice. For larger spaces, the Shark NeverChange5 is better, but with a slightly reduced cleaning speed. The Blueair Blue 511i Max is perfect for compact areas with smart features, making it easier to monitor air quality.
Noise Levels & Sleep Mode
When choosing an air purifier, noise levels and sleep modes can make a big difference, especially at night. Let’s look at how three popular models compare in these areas.
The Blueair Blue Pure 311i Max is known for being very quiet. It operates at a low noise level, making it great for bedrooms. It also has a sleep mode that runs even quieter, so you can enjoy peaceful nights without disturbances.
In contrast, the Shark NeverChange5 Air Purifier has a slightly higher noise level but still maintains a relatively quiet operation. It doesn’t have a specific sleep mode, but it works well in low power settings, which helps reduce noise when you’re trying to rest.
Lastly, the

Dyson Purifier Cool TP07
ÂŁ549.00Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on amazon.co.uk or amazom.com at the time of purchase will apply to the purchase of this product. is designed to be silent, especially in sleep mode. This model is perfect for users who want clean air without any annoying sounds. Its sleep mode is super quiet, making it an ideal choice for light sleepers.
| Product | Noise Level | Sleep Mode |
|---|---|---|
| Blueair Blue Pure 311i Max | Very Quiet | Yes |
| Shark NeverChange5 Air Purifier | Moderately Quiet | No |
| Dyson Purifier Cool TP07 | Silent | Yes |
In summary, if you need a quiet air purifier with a sleep mode, the Blueair Blue Pure 311i Max and Dyson Purifier Cool TP07 are excellent choices. However, if you prefer a more budget-friendly option, the Shark NeverChange5 Air Purifier still offers decent performance, though it lacks a dedicated sleep mode.
Smart Features & Ease of Use
Smart features and ease of use can make a big difference in how you enjoy clean air at home. Many air purifiers now come with technology that helps you monitor air quality and control settings easily. For example, some models connect to your smartphone or smart home systems, making it simpler to manage air quality right from your couch.
- Some models offer air quality monitoring.
- Many have user-friendly apps for easy control.
- Some purifiers feature long-lasting filters to save you money.
- Others work quietly, so they won’t disturb your peace.
These smart features not only enhance convenience but also help you breathe easier, knowing that your air is cleaner and healthier. As you explore different options, you’ll find a variety of choices that fit your needs. (Comprehensive Automatic Air Purifier Review: Top Picks)
App Control & Air Quality Sensors
When looking for air purifiers, having smart features can really help. Many modern air purifiers come with app control and air quality sensors. This means you can monitor and control them from your phone! Let’s compare three popular models: Blueair Blue Pure 311i Max, Blueair Blue 511i Max Smart WiFi Air Purifier, and Shark NeverChange5 Air Purifier.
The Blueair Blue Pure 311i Max is great for medium-sized rooms. It has a built-in air quality sensor that changes the fan speed based on the air quality. Moreover, it connects to Wi-Fi, allowing you to control it through an app. This makes it easy to keep your home air fresh.
The Blueair Blue 511i Max Smart WiFi Air Purifier is designed for smaller spaces. It also features an air quality sensor and can be controlled via an app. However, while it is efficient, it might be a bit slower to react to changes compared to the Blue Pure 311i Max.
On the other hand, the Shark NeverChange5 Air Purifier doesn’t have app control but focuses on easy maintenance. It has a simple control panel but lacks the smart features that the Blueair models offer.
Here’s a quick comparison:
| Product | Best For | App Control | Air Quality Sensor |
|---|---|---|---|
| Blueair Blue Pure 311i Max | Medium Rooms | Yes | Yes |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Small Rooms | Yes | Yes |
| Shark NeverChange5 Air Purifier | Easy Maintenance | No | No |
In summary, if you want smart features and control, the Blueair models are excellent choices. The Shark NeverChange5 Air Purifier is easy to use but lacks app control and smart sensors. Choose based on your space and needs!
Energy Efficiency & Maintenance
Energy efficiency and maintenance costs are important when choosing an air purifier. They can save you money and help the environment. In the following sections, we’ll compare various models based on their energy use, filter longevity, and overall maintenance needs. This way, you can find the best fit for your home and budget.
Key points to consider include:
– Filter lifespan and replacement frequency
– Energy consumption during operation
– Noise levels during use
– Effectiveness in removing allergens and odors
Filter Replacement & Costs
When choosing an air purifier, it’s important to think about how often you need to change the filters and what the ongoing costs will be. This can help you decide which model is the best fit for your needs.
The Blueair Blue Pure 311i Max is designed for smaller spaces up to 22m². It uses a special filter that lasts longer, but you will need to replace it about every six months. This makes it a good choice for people who want less hassle.
In contrast, the Blueair Blue 511i Max Smart WiFi Air Purifier also has a filter that needs changing every six months. However, it comes with smart features that may help you monitor when to change the filter. This can be useful if you forget to keep track of time.
The Shark NeverChange5 Air Purifier is unique because it promises to last longer than most filters, which means you might not have to replace it as often. This could save money in the long run and make it easier to use.
Here’s a quick comparison of these three models:
| Product | Filter Change Interval | Smart Features | Best For |
|---|---|---|---|
| Blueair Blue Pure 311i Max | Every 6 months | No | Small spaces |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Every 6 months | Yes | Smart home users |
| Shark NeverChange5 Air Purifier | Long-lasting filter | No | Low maintenance |
In summary, if you want a simple and effective air purifier, the Blueair Blue Pure 311i Max is a solid choice. For those who love technology, the Blueair Blue 511i Max Smart WiFi Air Purifier offers great features. Finally, if you prefer less maintenance, the Shark NeverChange5 Air Purifier might be the best fit.
Safety & Certifications
When it comes to air purifiers, safety and certifications are very important. They help ensure that the products are safe to use and effective at cleaning the air. Let’s look at three popular air purifiers and their safety features.
The Blueair Blue Pure 311i Max is designed for spaces up to 40 square meters and has been tested for safety and effectiveness. It uses a HEPA filter, which captures 99.97% of particles as small as 0.1 microns. This means it’s great at removing dust, pollen, and even smoke from the air. Its design also includes a built-in air quality sensor that adjusts the fan speed automatically based on the air quality.
Next, the Blueair Blue 511i Max Smart WiFi Air Purifier is another excellent choice. It is made for smaller areas, up to 22 square meters. This model also uses a HEPA filter and has Wi-Fi connectivity, so you can control it from your phone. It has safety certifications that guarantee it meets strict air quality standards, making it a reliable option for families.
Lastly, the Shark NeverChange5 Air Purifier is known for its easy maintenance and effective performance. It doesn’t require frequent filter changes, which can be a big plus for busy families. This purifier has also gone through rigorous testing to ensure it meets safety standards, providing peace of mind while maintaining good air quality.
| Product | Room Size | Filter Type | Wi-Fi Connectivity | Safety Certifications |
|---|---|---|---|---|
| Blueair Blue Pure 311i Max | Up to 40 m² | HEPA | No | Yes |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Up to 22 m² | HEPA | Yes | Yes |
| Shark NeverChange5 Air Purifier | — | — | No | Yes |
In summary, these air purifiers are excellent choices, each with unique features to ensure safety and effectiveness. Consider your room size and whether you want smart features when making your decision.
User Reviews & Feedback
When looking for the best air purifiers, it’s essential to hear from users who have tried them. Let’s explore feedback on three popular models: Blueair Blue Pure 311i Max, Blueair Blue 511i Max Smart WiFi Air Purifier, and Shark NeverChange5 Air Purifier. (Blueair Blue Pure 511 Air Purifier Review: Best Overall Choice)
| Product | Best For | Key Features |
|---|---|---|
| Blueair Blue Pure 311i Max | Medium rooms | 99.97% particle removal, smart app control, stylish design |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Small spaces | Wi-Fi connectivity, air quality sensor, budget-friendly |
| Shark NeverChange5 Air Purifier | Odor removal | Long-lasting filters, easy maintenance, effective for smoke and odors |
The Blueair Blue Pure 311i Max is praised for its performance in medium-sized rooms. Users love its smart app control and stylish look. Many say it quickly cleans the air, making it great for homes with pets. In contrast, the Blueair Blue 511i Max Smart WiFi Air Purifier is favored for smaller areas. Users appreciate its affordability and the added Wi-Fi feature, allowing them to monitor air quality from their phones.
On the other hand, the Shark NeverChange5 Air Purifier gets high marks for removing strong odors. Users find its long-lasting filters convenient, meaning less hassle with replacements. Overall, these air purifiers have received positive feedback, helping families breathe easier every day.
Value for Money & Verdict

The Blueair Blue Pure 311i Max (Similar on Amazon: Blueair Blue 511i Max Smart WiFi Air Purifier, HEPASilent…
ÂŁ129.99Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on amazon.co.uk or amazom.com at the time of purchase will apply to the purchase of this product.) stands out as an excellent investment for those seeking effective mold protection. With advanced HEPASilent technology, it captures 99.97% of airborne particles down to 0.1 microns, making it ideal for larger spaces. Additionally, it features smart controls that allow you to monitor air quality from your phone, ensuring you can always maintain a healthy environment. Therefore, for anyone serious about improving indoor air quality, this purifier offers solid value for its performance and capabilities.
However, while the Blueair Blue Pure 311i Max is a top choice, it’s important to consider your specific needs and room size before purchasing. Other options may suit smaller spaces or tighter budgets better. Still, for effective mold control and ease of use, the Blueair Blue Pure 311i Max remains a highly recommended option in the air purifier market.
Frequently Asked Questions
The air filter for mold is designed to handle different room sizes. For example, the Blueair Blue Pure 311i Max can purify spaces up to 1858 square feet, making it suitable for large areas.
Most air purifiers use HEPA filters, which capture 99.97% of airborne particles down to 0.3 microns, including mold spores. This makes them very effective at addressing mold issues.
Many modern air purifiers come with smart features. Models like the Blueair Blue Pure 311i Max offer smart app control and real-time air quality monitoring, making it easy to manage air quality remotely.
Noise levels vary by model, but many are designed for quiet operation. For example, the Blueair Blue Pure 311i Max operates quietly, especially on lower settings, making it suitable for bedrooms.
For optimal performance against mold, it’s best to run the air purifier continuously, especially in damp areas. Many models have an auto mode that adjusts based on air quality.
Air filters with True HEPA technology are designed for durability. They can capture tiny particles and typically last several months before needing replacement, depending on usage and air quality.
Most air purifiers come with a warranty that covers defects and issues for a specified period, often around one to two years. Always check the specific terms for each model.
Look for features like auto mode, air quality sensors, and built-in timers. These can enhance usability and effectiveness, especially in managing mold-prone areas.
Consider your room size, the type of particles you want to filter, such as mold, and features like noise level and smart controls. The Blueair Blue Pure 311i Max is a great all-around option for various needs.