Levoit Air Purifiers for Home Bedroom With HEPA & Carbon
Best for large living rooms and open-plan spaces, and light sleepers, as it runs from 24 dB.
Philips Air Purifier Smart 600i Series vs Philips Air Purifier 600 Series
We compare the Philips Air Purifier Smart 600i Series and the Philips Air Purifier 600 Series across every dimension that matters - our scores, the key specs, and how each performs on the things you will actually notice day to day.
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At a glance
| Philips Air Purifier Smart 600i Series | Philips Air Purifier 600 Series | |
|---|---|---|
| Our score | 8.0/10 | 7.7/10 |
| Best for | Medium to large rooms up to 44 m² with allergy, dust and odour concerns | living rooms and large bedrooms, and light sleepers, as it runs from 19 dB |
| Not ideal for | Buyers on the tightest budget | buyers who want the lowest running cost, as smart models usually cost more to buy |
| Brand | Philips | Philips |
Design and Build Quality
Philips Air Purifier Smart 600i Series
This air purifier/10 Smart 600i has a compact, slim housing designed to fit into smaller spaces, with dimensions of 24.3 x 23.7 x 34.1 cm (D x W x H) and a weight of 2.2 kg. In this review, the build appears straightforward and sturdy, with a white finish intended to suit most rooms. The digital display includes a dimmable light, which helps during bedtime. Setup is simple, and the light footprint makes it easier to place on shelves or floors. The narrow body may, however, limit desk-height placement options in tighter layouts.
Philips Air Purifier 600 Series
A compact footprint and a clean, simple look help the Philips AC0650/20 fit into most home spaces, and that matters because it is intended for everyday room use rather than a single "living area" setup. The dimensions are 24.3 x 34.1 x 23.7 cm (D x W x H), and the unit has a silk beige finish designed to blend with common decor. Build quality feels solid for daily handling, and the control area and dimmable display are positioned for low-disturbance use in sleep mode at 19 dB. Integration with this air purifier+ app adds convenience.
CADR and Room Coverage
Philips Air Purifier Smart 600i Series
CADR and room coverage are central to how well the Philips/10 Smart 600i can clean a space. It is rated for rooms up to 44 m² with a CADR of 170 m³/h. That CADR indicates the purifier can exchange around 170 cubic metres of air each hour, which supports faster cleaning when pollutants are airborne. The 44 m² limit also signals weaker suitability for larger open-plan areas, where more units may be needed.
Philips Air Purifier 600 Series
The Philips is rated for rooms up to 39 m², so it suits a typical living room or a large bedroom. Its clean air delivery rate (CADR) is 170 m³/h, so in a 39 m² room with 2.4 m ceilings it can filter the whole volume of air about 1.8 times an hour.
HEPA Filtration Performance
Philips Air Purifier Smart 600i Series
Because this model is built around HEPA filtration, its performance depends on how effectively it traps fine airborne particles in everyday indoor air. The HEPA H13 filter is designed to remove PM2.5, pollen, dust, viruses and other contaminants. Philips states it can achieve 99.97% particle removal at 0.003 microns, targeting very small airborne matter. The unit also uses an electrostatic charge to attract particles, so filtration effectiveness depends on airflow through the purifier. Coverage is limited to up to 44 m², so larger spaces may require additional support.
Philips Air Purifier 600 Series
The Philips uses an H13 HEPA filter that the listing says captures 99.97% of particles, so it traps pollen, dust and pet dander.
Noise Level and Sleep Mode
Philips Air Purifier Smart 600i Series
Noise often determines whether an air purifier is run throughout the day and night, so it is worth considering how the air purifier/10 performs in quiet use. In sleep mode, the Philips runs at 19 dB(A), described as quieter than a whisper. This level suits bedroom use at night, with the digital display light dimmed. For everyday operation, noise can increase when the fan speed rises, which is noted as a trade-off for the air purifier.
Philips Air Purifier 600 Series
The Philips runs from 19 dB on its lowest setting, so it is quiet enough to leave on overnight in a bedroom.
Smart Features and App Control
Philips Air Purifier Smart 600i Series
The Philips AC0650/10 Smart 600i series can be controlled via the Philips+ app, which supports on-the-go use from another room. The app allows users to switch the purifier on or off, adjust fan speed settings, and access in-app articles about air purification. It also provides monitoring, including filter status, to help users plan maintenance based on the device's prompts. For buyers comparing options, the air purifier listing on Amazon UK highlights this connected control. A minor downside is that the smart functions rely on access to the app.
Philips Air Purifier 600 Series
The Philips can be controlled from a phone app, so you can check air quality and change settings when you are away from it.
Filter Life and Cost
Philips Air Purifier Smart 600i Series
Filter life and running cost depend on how often the purifier is used and how much pollution is removed while it operates at different fan speeds. For the Philips, the app can monitor filter status, helping decide when replacement is actually needed. Running the purifier more often typically increases filter wear, so costs rise, particularly when higher fan speeds are used to clean a room quickly (CADR 170 m³/h, 44 m²). The air purifier price is therefore only one part of the total cost.
Philips Air Purifier 600 Series
Filter life and running costs for the Philips/20 vary depending on how long the unit runs and how much dust or other particles are in the room. The manufacturer states that users can monitor filter status via the air purifier+ app. With the HEPA H13 filter, replacement is the main ongoing cost. Running the purifier at suitable speeds rather than at maximum can help reduce how often the filter needs replacing. This air purifier/20 600 series price varies by retailer, so the total cost should be checked where it is purchased.
Energy Use
Philips Air Purifier Smart 600i Series
Energy use for this air purifier is designed to keep power draw low, with a maximum consumption of 12 watts while cleaning the air. This means day-to-day electricity use depends on how many hours the purifier runs and which fan speed is used. Energy efficiency is supported by Energy Star certification, though the actual running cost is not provided.
Philips Air Purifier 600 Series
The Philips draws up to 12W, which is its maximum consumption on the top fan speed.
Cleaning and Maintenance
Philips Air Purifier Smart 600i Series
Cleaning and maintenance are straightforward, but they depend on how often the purifier runs and what pollutants are present in the room. In the Philips purifier review of the AC0650/10, upkeep mainly involves checking the filter status in the Philips AC0650+ app, then replacing the HEPA H13 filter when the app indicates. Before cleaning, the unit should be unplugged and the exterior wiped with a soft, dry cloth, and the vents should be kept clear. Since it is designed to target particles such as PM2.5, pollen, and dust, environments with heavier indoor pollution may require more frequent attention.
Philips Air Purifier 600 Series
Cleaning and maintenance for the Philips AC0650/20 are fairly simple, but regular checks are still needed to keep performance steady. The air purifier/20 600 series relies on a HEPA filter and a pre-filter, so attention to these components helps maintain effective filtration. The owner can check this air purifier+ app for filter status, then switch the unit off before wiping the outer housing with a dry, soft cloth. Dust buildup around the air inlets should also be inspected. If the display signals that the filter needs attention, the filter can be replaced as prompted.
Who Is This Air Purifier For?
Philips Air Purifier Smart 600i Series
The air purifier/10 Smart 600i air purifier suits people who want cleaner indoor air in smaller rooms, as it is rated to thoroughly clean areas up to 44 m² with a CADR of 170 m³/h. It is designed for everyday airborne particles, including PM2.5, pollen, dust, viruses and other pollutants. Its compact, slim design targets individual rooms rather than whole homes, making it a fit for households that do not need a larger-capacity unit. It also suits users who prefer app control via Philips Air+ and quieter sleep-mode operation at 19 dB(A).
Philips Air Purifier 600 Series
The Philips suits people who want a compact unit designed to clean typical UK-sized rooms, particularly spaces up to 39 m², with a CADR of 170 m³/h. It is aimed at households concerned about pollutants including PM2.5, pollen, dust, and other airborne contaminants, as well as viruses, using a HEPA H13 approach. The air purifier versus larger tower-style models comparison often comes down to available space, since this unit is slim enough for smaller rooms. It is also a good fit for anyone who wants app control via Philips Air+, and for those monitoring noise, with a sleep mode reading of 19 dB(A).
Philips Air Purifier Smart 600i Series: pros
- Strong airflow - CADR of 170 m³/h for rooms up to 44 m²
- HEPA filtration
- Quiet operation (19 dB(A))
- Smart-home and app control (Smart Home Compatible)
- Independently certified (Energy Star)
Cons
- Filter replacement intervals not stated by the manufacturer
Philips Air Purifier 600 Series: pros
- Strong airflow - CADR of 170 m³/h for rooms up to 39 m²
- HEPA filtration
- Quiet operation (19 dB)
- Smart-home and app control (Smart Home Compatible)
- Independently certified (HEPA)
Cons
- Filter replacement intervals not stated by the manufacturer
Our verdict
Our pick is the Philips Air Purifier Smart 600i Series (our score 8.0/10) - A capable multi-stage air purifier with a CADR of 170 m³/h, held back mainly by a few practical limitations. The Philips Air Purifier 600 Series is still worth it if it is cheaper when you check, or if it better matches your specific needs.
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Xiaomi Mi Air Purifier 4 Compact
Best for large living rooms and open-plan spaces, and light sleepers, as it runs from 20 dB.