To stay informed on the latest air purifier prices and models: 

1.Research: Explore reputable websites, forums, and official brand pages for new releases. 

2.Features: Identify the key features you need, such as HEPA filters, smart capabilities, or size. 

3.Customer Reviews: Read reviews to understand real-world performance and satisfaction. 

4.Comparison: Compare prices across various platforms, considering online retailers and offline stores. 

5.Seasonal Promotions: Keep an eye on seasonal sales, festivals, or special events for potential discounts. 

6.Official Websites: Check the official websites of brands for accurate and updated pricing information. 

7.Retailer Discounts: Look for exclusive discounts or bundled offers from retailers. 

By following this guide, you can make an informed decision based on the latest models and their price variations in the market.