Question 1

Which is better, LEVOIT Core 300S or LEVOIT Core 400S?

Accepted Answer

Both products scored 8.9/10 in our testing — it's a tie. Choose based on which features matter most to you.

Question 2

Is the LEVOIT Core 300S worth it over the LEVOIT Core 400S?

Accepted Answer

The LEVOIT Core 300S scores 8.9/10 while the LEVOIT Core 400S scores 8.9/10. The LEVOIT Core 300S is our "Best Mid-Size" pick in the Best LEVOIT Air Purifiers Ranked 2026 category.

LEVOIT Core 300S vs LEVOIT Core 400S: Which to Buy?