10 Best Hepa Air Purifiers 2025 in the UK

The LEVOIT Smart Wifi Air Purifier Core 300S is a versatile option for those looking to improve air quality in spaces up to 100 square meters. With a CADR of 240 m³/h, it efficiently circulates air and reduces pollutants like pollen, dust, and pet dander, thanks to its H13 HEPA filter. This makes it particularly suitable for allergy sufferers or homes with pets. One of its standout features is real-time air quality monitoring through a laser dust sensor, enabling you to track PM2.5 levels on the VeSync app. This smart feature is complemented by voice control via Alexa or Google Assistant, adding convenience for tech-savvy users.

For those concerned with noise levels, the Core 300S offers a quiet sleep mode, operating at just 22 dB, which is ideal for light sleepers. Its energy-efficient DC motor also means you can run it continuously without worrying about high electricity bills. The 360° air intake design ensures comprehensive air purification, and the additional choice of filters caters to specific needs like pet allergies or smoke. While it’s a great fit for bedrooms and living rooms, those with larger spaces might need additional units. Its lightweight and compact design make it easy to move, though its white color may be prone to showing dirt over time.

The LEVOIT Core 300S is a robust air purifier suitable for those needing smart, efficient, and quiet operation in medium-sized rooms, with added perks for allergy relief and energy savings.

The LEVOIT Core Mini air purifier is a compact and efficient choice for small spaces, particularly bedrooms or offices. Its standout feature is the HEPA filter, which is designed to capture allergens like dust, pollen, and pet dander, making it suitable for those with allergies or sensitivities. The purifier operates quietly at just 25 dB, allowing for peaceful sleep and work environments. Its lightweight and portable design makes it easy to move around, fitting seamlessly into various room settings without adding clutter.

Despite its small size, the Core Mini effectively covers up to 17 square meters, refreshing the air in about 30 minutes. It's energy-efficient, consuming only 7 watts and carrying an Energy Star certification, which is great for reducing electricity bills. The unit also includes a fragrance sponge for optional aromatherapy, adding a pleasant scent to the air.

However, its coverage is limited, so it might not be ideal for larger rooms. Additionally, while the filter replacement is straightforward, it requires periodic changes every 4-6 months, which could be an ongoing cost to consider. For those seeking a purifier without harmful ozone emissions, the Core Mini ensures clean air without using UV-C light or anions.

This air purifier is an excellent choice for individuals looking for a reliable, quiet, and simple-to-use air cleaning solution in smaller spaces. However, if you're looking for something to handle larger areas, you might need a more powerful model.

The Philips Air Performer 3-in-1, model AMF870/35, stands out as a versatile air purifier that also functions as a heater and cooling fan. It's equipped with NanoProtect HEPA technology, capable of removing 99.97% of allergens and pollutants, making it suitable for those with allergies or respiratory concerns. The device effectively covers rooms up to 70 square meters with a Clean Air Delivery Rate (CADR) of 270 m³/h, ensuring it can handle large spaces effectively. Additionally, it provides a powerful cooling airflow and instant heating, which could be a great fit for those living in climates with fluctuating temperatures.

On the quiet front, this model operates at a whisper-quiet level of 19 dB(A), especially beneficial for nighttime use in bedrooms or work environments where noise reduction is preferred. It's also energy-efficient, consuming about 40 watts, which is comparable to a standard light bulb, making it budget-friendly in terms of ongoing operation costs.

Connectivity is another strong suit, with smart sensors that monitor air quality, offering real-time updates via a dedicated app. This feature, combined with AI technology, adjusts the machine's functions for optimal performance, reducing noise and conserving energy as needed. Users who appreciate an all-in-one solution that provides year-round comfort while maintaining air purity could find this Philips model highly beneficial, especially if they value smart home integration and low noise levels.