Coway Airmega AP-1512HH True HEPA Purifier with vs PuroAir 240 HEPA Air Purifiers for Home Large
Updated August 2026 — Coway Airmega AP-1512HH True HEPA Purifier with wins on energy efficienc and smart features, PuroAir 240 HEPA Air Purifiers for Home Large wins on room size and warranty.
The Coway Airmega AP-1512HH offers superior filtration and smart features, while the PuroAir 240 is a more budget-friendly option for larger spaces.
Why Coway Airmega AP-1512HH True HEPA Purifier with is better
Filtration
Coway filters 99.97% of particles.
Smart Features
Coway has advanced smart features.
Noise Levels
Coway operates at lower noise levels.
Why PuroAir 240 HEPA Air Purifiers for Home Large is better
Price
PuroAir is $70 cheaper.
Room Coverage
PuroAir covers up to 1,000 sq ft.
Warranty
PuroAir offers a 2-year warranty.
Overall score
Specifications
| Spec | Coway Airmega AP-1512HH True HEPA Purifier with | PuroAir 240 HEPA Air Purifiers for Home Large |
|---|---|---|
| Filtration | 4-stage | 3-layer |
| Efficiency | 99.97% | 99.9% |
| Smart Sensor | Yes | Yes |
| Eco Mode | Yes | No |
| Timer | 1/4/8 hrs | No |
Dimension comparison
Overview of Coway Airmega AP-1512HH and PuroAir 240
The Coway Airmega AP-1512HH is priced at $229.99, while the PuroAir 240 is more budget-friendly at $159.99, making it about 17% cheaper. Both air purifiers are designed to improve indoor air quality, but they cater to different needs and room sizes. The Coway model is optimized for smaller spaces, covering up to 361 square feet, while the PuroAir can handle much larger areas, effectively purifying air in rooms up to 1,000 square feet.
Filtration Technology
The Coway Airmega AP-1512HH boasts a 4-stage filtration system that captures 99.97% of particles as small as 0.3 microns. This includes dust, pollen, and other allergens, making it highly effective for smaller spaces. In contrast, the PuroAir 240 employs a 3-layer filtration system that filters up to 99.9% of pollutants, including smoke and VOCs, and is designed to capture particles 700 times smaller than a human hair. While both purifiers are effective, the Coway has a slight edge in terms of filtration efficiency due to its higher percentage of pollutants filtered.
Room Coverage and Size
The Coway Airmega is specifically designed for rooms up to 361 square feet, making it ideal for bedrooms or small living spaces. The PuroAir 240, however, provides coverage for rooms up to 1,000 square feet, making it suitable for larger areas like open-concept living spaces or offices. If you need to purify air in a larger environment, the PuroAir is undoubtedly the better choice, while the Coway is perfect for more confined spaces.
Noise Levels and Operation
The Coway Airmega operates quietly, with noise levels ranging from 24.4 dB to 53.8 dB. This makes it a suitable option for bedrooms or quiet spaces where noise could be a disturbance. The PuroAir 240 is also designed with a built-in sleep mode that allows for quiet operation, although specific noise levels are not provided. Both products aim to minimize disruption, but the Coway offers more explicit details about its noise performance.
Smart Features
The Coway Airmega includes several smart features, such as an air quality indicator that provides real-time updates on indoor air quality and a timer that allows for operation in 1, 4, or 8-hour intervals. It also includes an Eco mode that saves energy by shutting off the fan when no pollution is detected for 30 minutes. The PuroAir 240 features a smart particle sensor that adjusts power when polluted air is detected, along with a sleep mode for quiet operation. While both models feature advanced technology, the Coway offers a more comprehensive suite of smart features.
Maintenance and Filter Replacement
The Coway Airmega is equipped with a filter replacement indicator, allowing users to easily know when to wash or replace the filters. Although the PuroAir 240 does not explicitly mention a filter replacement indicator, it is backed by a 2-year risk-free warranty, reflecting the manufacturer's confidence in its product performance. The Coway provides a 1-year warranty on internal parts and 3 years for the motor and electronic parts. This difference may influence long-term maintenance decisions for potential buyers.
Pricing and Value
The Coway Airmega is priced at $229.99, while the PuroAir 240 is available for $159.99, making it a more economical choice. The price difference of $70 could be significant for budget-conscious consumers. Despite the higher price, the Coway offers advanced filtration and smart features that may justify the cost for some buyers. The PuroAir, with its larger coverage and effective filtration, provides excellent value for those needing a reliable air purifier for larger spaces.
Which should you buy?
Choosing between the Coway Airmega AP-1512HH and the PuroAir 240 ultimately depends on your specific needs. If you require a high-efficiency air purifier for a smaller room and value advanced smart features, the Coway is a strong contender. However, if you're looking for a more budget-friendly option that can cover larger areas, the PuroAir is the better choice at $159.99. Both models excel in their respective categories, so consider your room size, budget, and desired features before making a decision.

