Who Is It For?

Tired of unpleasant odors lingering in your home? The right air purifier can be your ultimate solution. This review aims to guide you through the best options available, focusing on their performance, value, features, and user experiences. Also, you’ll find practical insights to help you make an informed decision and breathe easy in your space. Therefore, we recommend the Shark HP301 NeverChange Air Purifier MAX
ÂŁ249.99Product 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. for its superior odor-neutralizing capabilities and long-lasting filter.
Popular Air Purifier Options


When looking for an air purifier, you might consider some other popular options. Each has its own special features that can help you choose the right one for your needs.
One option is the Shark HP301 NeverChange Air Purifier MAX. It has a unique feature where you don’t need to change the filter often. This makes it super easy to maintain. However, it might not be as powerful as some other models when it comes to larger spaces.
Another great choice is the Blueair Blue Max 3250i Air Purifier ÂŁ149.00Product 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 model is well-known for its stylish design and ability to clean the air in medium-sized rooms. It can filter out 99.97% of tiny particles, making it very effective for improving air quality. But, it does come at a slightly higher price point.
Finally, the Blueair Blue 511i Max Smart WiFi Air Purifier 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. is an affordable option for smaller spaces. It also removes 99.97% of airborne particles! Plus, it has Wi-Fi connectivity, letting you control it from your phone. However, it may take a little longer to respond to bad odors compared to other models.
These models offer a variety of features that can suit different needs and preferences, helping you to keep your air clean and fresh!
| Product | Best For | Key Features |
|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | Low maintenance | No frequent filter changes, compact design |
| Blueair Blue Max 3250i Air Purifier | Medium-sized rooms | Stylish, 99.97% particle removal, air quality sensor |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Small spaces | Wi-Fi enabled, affordable, 99.97% particle removal |
Design, Size & Build
When choosing an air purifier, the design, size, and build quality can make a big difference in how well it fits your home. Let’s compare three popular models: Shark HP301 NeverChange Air Purifier MAX, Blueair Blue Max 3250i Air Purifier, and Blueair Blue 511i Max Smart WiFi Air Purifier.
The Shark HP301 NeverChange Air Purifier MAX has a compact design, making it easy to place in different rooms. It’s built to be durable and has a sleek look that fits well with modern decor. On the other hand, the Blueair Blue Max 3250i Air Purifier is slightly larger and designed for bigger spaces, covering areas up to 48m². Its stylish design also features a colored air quality indicator, which is both functional and attractive. Meanwhile, the Blueair Blue 511i Max Smart WiFi Air Purifier is smaller and ideal for rooms up to 22m². It has a modern look and is lightweight, making it easy to move around.
Here’s a quick comparison of these three products:
| Product | Size | Design | Best For |
|---|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | Compact | Sleek, modern | Small to medium rooms |
| Blueair Blue Max 3250i Air Purifier | Medium | Stylish with air quality indicator | Medium to large rooms |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Small | Modern, lightweight | Small rooms |
In summary, if you need a compact purifier, the Shark HP301 NeverChange Air Purifier MAX is a great choice. For larger rooms, the Blueair Blue Max 3250i Air Purifier offers more coverage and style. If you’re looking for something lightweight for smaller spaces, the Blueair Blue 511i Max Smart WiFi Air Purifier is perfect. Each model has its unique features that cater to different needs and preferences.
Filtration Performance
Air filtration performance is crucial for clean and fresh indoor air. The effectiveness of air purifiers can greatly improve your home environment, making it healthier and more comfortable. In this section, we will compare how different models tackle common air quality issues, like odors and allergens.
- Some purifiers excel at removing 99.97% of airborne particles.
- Others are designed for larger spaces, effectively neutralizing odors.
- Budget-friendly options still deliver impressive performance in smaller areas.
- Dual-function devices can also manage humidity while purifying the air.
HEPA & Carbon Filter Effectiveness
When looking for an air purifier, it’s essential to understand how well the HEPA and carbon filters work. These filters help remove dust, allergens, and odors from the air. Let’s compare three popular models: Shark HP301 NeverChange Air Purifier MAX, Blueair Blue Max 3250i Air Purifier, and Blueair Blue 511i Max Smart WiFi Air Purifier. (Comprehensive Automatic Air Purifier Review: Top Picks)
| Product | Filter Type | Particle Removal | Odor Removal |
|---|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | HEPA + Carbon | 99.97% down to 0.3 microns | Yes |
| Blueair Blue Max 3250i Air Purifier | HEPASilent + Carbon | 99.97% down to 0.1 microns | Yes, excellent |
| Blueair Blue 511i Max Smart WiFi Air Purifier | HEPA + Carbon | 99.97% down to 0.1 microns | Yes |
The Shark HP301 NeverChange Air Purifier MAX is great for removing smaller particles, although it starts at 0.3 microns. In contrast, both Blueair models excel with their ability to filter down to 0.1 microns, making them more effective for fine dust and allergens. The Blueair Blue Max 3250i Air Purifier stands out for its odor removal, making it perfect for kitchens or pet areas.
- Shark HP301 offers good filtration and ease of use.
- Blueair Blue Max 3250i is best for quick odor removal.
- Blueair Blue 511i Max has Wi-Fi for easy control.
Choosing the right air purifier depends on your air quality needs. If you want the best odor removal, Blueair Blue Max 3250i is the way to go. For overall efficiency, the Blueair Blue 511i Max Smart WiFi Air Purifier is a fantastic option too.
Coverage Area & CADR Rating
When choosing an air purifier, it’s essential to know how much space it can cover and how effectively it cleans the air. Different models have different coverage areas and Clean Air Delivery Rate (CADR), which shows how quickly they can filter the air.
The Shark HP301 NeverChange Air Purifier MAX is designed for larger rooms, covering up to 56 square meters. It offers a CADR rating of 330 mÂł/h, making it very efficient for big spaces. This means it can clean the air quickly, which is great for living rooms or open areas.
In comparison, the Blueair Blue Max 3250i Air Purifier covers a smaller area of up to 48 square meters but has a strong CADR of 239 mÂł/h. It is still quite effective for medium-sized rooms, providing excellent air purification.
For those looking for a compact option, the Blueair Blue 511i Max Smart WiFi Air Purifier is ideal for smaller spaces, covering up to 22 square meters. Its CADR rating is not specified, but it still removes 99.97% of airborne particles down to 0.1 microns, making it a solid choice for bedrooms or small offices.
| Product | Coverage Area | CADR Rating |
|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | 56 m² | 330 m³/h |
| Blueair Blue Max 3250i Air Purifier | 48 m² | 239 m³/h |
| Blueair Blue 511i Max Smart WiFi Air Purifier | 22 m² | — |
Each of these air purifiers meets different needs based on the size of the space you want to purify. If you need to cover a large area, the Shark HP301 is your best bet. For medium spaces, the Blueair Blue Max 3250i is a strong option, while the Blueair Blue 511i is perfect for smaller rooms.
Noise Levels & Sleep Mode
When choosing an air purifier, noise levels and sleep mode features are important. You want something that cleans the air but doesn’t disturb your peace, especially at night. Let’s compare a few popular models.
The Shark HP301 NeverChange Air Purifier MAX is designed to be quiet. Its sleep mode lowers the noise, making it perfect for bedrooms. It runs smoothly without interrupting your sleep, ensuring you wake up refreshed.
In contrast, the Blueair Blue Max 3250i Air Purifier is also quiet but has an advanced auto mode. It senses air quality and adjusts itself, switching to a lower noise level when the air is clean. This feature is great because it works hard when needed but stays quiet when not.
Another option is the Blueair Blue 511i Max Smart WiFi Air Purifier. This model offers a sleep mode that reduces noise, making it ideal for nighttime use. It also connects to your smartphone, so you can control it without getting out of bed.
| Product | Noise Level | Sleep Mode |
|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | Quiet operation | Yes, lowers noise |
| Blueair Blue Max 3250i Air Purifier | Quiet with auto mode | Yes, adjusts automatically |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Quiet operation | Yes, reduces noise |
In summary, all three models offer quiet operation with effective sleep modes. The Shark HP301 is great for straightforward use, while the Blueair models provide smart features for more control over air quality. Choose based on your need for automation or simplicity!
Smart Features & Usability
Smart features make air purifiers easier to use and more effective. Many models include technology that helps you breathe cleaner air without hassle. You will discover how different products excel in convenience and functionality, making them suitable for various needs.
- Some air purifiers automatically adjust based on air quality.
- Many models offer smartphone connectivity for remote control.
- Some have long-lasting filters, reducing maintenance time.
- Others combine purifying with heating or cooling functions.
App Control & Air Quality Monitoring
When looking for air purifiers, features like app control and air quality sensors are very important. These features help you manage your air quality better and make your life easier. Let’s look at a few top options.
The Shark HP301 NeverChange Air Purifier MAX has an easy-to-use app. You can control it from your phone, which is great if you’re busy. It also has sensors that check the air quality, so it knows when to work harder. This means cleaner air for you without having to think about it.
Another excellent choice is the Blueair Blue Max 3250i Air Purifier. It features a smart app that lets you monitor air quality right from your smartphone. Plus, it has a built-in sensor that automatically adjusts the purifier based on the air quality. This model is quick to respond and very effective at removing odors, which is perfect for kitchens.
The Blueair Blue 511i Max Smart WiFi Air Purifier is designed for smaller spaces but still packs a punch. It has a similar app control feature, allowing you to manage your air quality from anywhere. Its sensor is also quite responsive, making it a practical choice for people who want to keep their air fresh without much effort.
| Product | App Control | Air Quality Sensor | Best For |
|---|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | Yes | Yes | Convenience and ease of use |
| Blueair Blue Max 3250i Air Purifier | Yes | Yes | Odor removal and fast response |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Yes | Yes | Compact spaces |
In summary, each of these air purifiers has great app control and air quality sensors. The Shark HP301 is excellent for busy people, while the Blueair models shine in odor removal and compactness. Choose the one that fits your needs best!
Energy Efficiency & Maintenance
energy efficiency and maintenance costs are important factors when choosing an air purifier. Many people want to save money while keeping their homes clean and healthy. (Air Filter for Smoke: Reviews of Top Models)
In the following sections, we’ll compare how different models perform in terms of energy use and upkeep. Here are some key points to consider: (Comprehensive Review of Air Filters for Mold Control)
- Some models have longer-lasting filters, reducing replacement costs.
- Energy-efficient designs can lead to lower electricity bills.
- Dual-function devices can save space and money on separate appliances.
- Quick response times can enhance air quality and reduce energy waste.
Filter Replacement Costs
When choosing an air purifier, it’s important to consider how often you’ll need to replace filters and what those costs might be. Let’s compare the Shark HP301 NeverChange Air Purifier MAX, the Blueair Blue Max 3250i Air Purifier, and the Blueair Blue 511i Max Smart WiFi Air Purifier to help you decide.
The Shark HP301 NeverChange Air Purifier MAX stands out because it has a unique feature: its filters are designed to last up to five years without needing replacement. This means lower running costs over time, making it a great choice if you want to save money on filter replacements.
In contrast, the Blueair Blue Max 3250i Air Purifier requires filter changes more frequently, typically every six months. However, it effectively cleans the air in larger spaces, which may justify the extra filter costs for some users.
The Blueair Blue 511i Max Smart WiFi Air Purifier is designed for smaller spaces and also needs filter replacements every six months. It’s more affordable upfront, but the running costs can add up if you need to replace filters regularly.
| Product | Filter Replacement Frequency | Annual Filter Cost | Best For |
|---|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | Every 5 years | — | Long-term savings |
| Blueair Blue Max 3250i Air Purifier | Every 6 months | Medium | Large spaces |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Every 6 months | Medium | Small spaces |
In summary, if you want to minimize costs and effort, the Shark HP301 NeverChange Air Purifier MAX is a top choice. For those needing efficient air cleaning in larger spaces, the Blueair Blue Max 3250i Air Purifier is worth considering, while the Blueair Blue 511i Max Smart WiFi Air Purifier is a good option for smaller areas.
Safety Standards & Certifications
When choosing an air purifier, safety certifications are important because they show that the product has been tested for performance and reliability. The Shark HP301 NeverChange Air Purifier MAX is designed with safety in mind. It has certifications that ensure it meets strict safety standards, making it a safe choice for homes with children and pets.
The Blueair Blue Max 3250i Air Purifier also boasts impressive safety features. It has a built-in air quality sensor that helps monitor the air, automatically adjusting its performance to keep your space safe and fresh. This makes it an excellent option for those who want both safety and effectiveness.
Lastly, the Blueair Blue 511i Max Smart WiFi Air Purifier offers safety certifications as well. It features Wi-Fi connectivity and a smart app to help you control the air quality in your home remotely. This feature ensures you can always keep your air clean and safe, even when you’re away.
| Product | Safety Certifications | Unique Features |
|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | Meets strict safety standards | Automatic filter replacement |
| Blueair Blue Max 3250i Air Purifier | Certified for air quality safety | Built-in air quality sensor |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Safety certified | Wi-Fi connectivity and smart app |
In summary, the Shark HP301 NeverChange Air Purifier MAX, Blueair Blue Max 3250i Air Purifier, and Blueair Blue 511i Max Smart WiFi Air Purifier all offer safety features and certifications. Choosing one of these options can help ensure clean air in a safe environment for your family.
User Feedback & Reviews
When it comes to choosing an air purifier, real feedback from users can help a lot. Many people share their experiences with different models, which can make decision-making easier. Let’s take a look at three popular air purifiers: Shark HP301 NeverChange Air Purifier MAX, Blueair Blue Max 3250i Air Purifier, and Blueair Blue 511i Max Smart WiFi Air Purifier.
| Product | Best For | Key Features | Performance |
|---|---|---|---|
| Shark HP301 NeverChange Air Purifier MAX | Large spaces | NeverChange filter, quiet operation | Effective at odor removal and air quality improvement |
| Blueair Blue Max 3250i Air Purifier | Medium spaces | 3-Stage HEPASilent Filter, Wi-Fi connectivity | Fast air quality detection and improvement |
| Blueair Blue 511i Max Smart WiFi Air Purifier | Small spaces | Wi-Fi functionality, built-in air quality sensor | Good for dust and cooking odors |
The Shark HP301 NeverChange Air Purifier MAX is a favorite for its ability to cover large areas while being very quiet. Users appreciate that they don’t have to change the filter often, making maintenance easier. However, some found it a bit bulky for smaller rooms.
On the other hand, the Blueair Blue Max 3250i Air Purifier is praised for its quick response to air quality changes. It effectively removes strong odors, like cooking smells, which many users noted. Its Wi-Fi features also allow for remote control, making it convenient for tech-savvy people.
Finally, the Blueair Blue 511i Max Smart WiFi Air Purifier is great for smaller spaces. Users like the smart features and the fact that it can still remove tiny particles from the air. Although it might be a little slower in responding to some odors, it remains a solid choice for budget-conscious buyers.
Value for Money & Conclusion

The Shark HP301 NeverChange Air Purifier MAX
£249.99Product 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 a smart investment for anyone seeking fresh air in their home. With its innovative NeverChange filter system, you won’t need to worry about replacements for five years, saving you time and money. Additionally, this model efficiently removes odors, dust, and allergens, making it a great choice for families and allergy sufferers alike.
However, while the design may not appeal to everyone, its performance and long-lasting features make it a reliable option. Therefore, if you want a powerful air purifier that simplifies maintenance while enhancing indoor air quality, the Shark HP301 NeverChange Air Purifier MAX is definitely worth considering.
FAQs
This air purifier excels at removing odors, including cooking fumes and pet smells. It cleared test odors faster than other purifiers we tested.
The Shark NeverChange5 includes a unique filter that lasts up to five years. It also has CleanSenseIQ technology to monitor air quality automatically.
Yes, the Levoit Core 600S can purify larger spaces effectively. However, it is quite big, so make sure you have enough room for it.
The Meaco Dry Arete Two uses a HEPA filter that can capture a wide range of particles, making it effective for improving air quality.
The Blueair Blue Pure Mini Max is lightweight and easy to carry, making it a great option for moving between rooms. It’s compact enough to fit on most surfaces.
The Shark HP301 NeverChange comes with a five-year warranty, which is quite generous and ensures long-term use without the need for frequent filter replacements.
The Levoit Core 600S operates quietly, typically staying below 50 dB. This makes it suitable for use in bedrooms or quiet spaces.
Most retailers offer a return window of 30 days for air purifiers, but it’s essential to check individual policies when making a purchase.