IMO the Levoit Core 300S is the clear winner. If you still cannot decide which one to go for, read our thoughts on the Levoit Core 200S VS the Core 300S.
Levoit Core 200S VS Core 300S: Which One Is Better? - HouseFresh
Levoit Core 200S Air Purifier Review: Breathing Fresh and Clean
Levoit Core 200S Vs Core 300 - Do We Have a Successor?
The 6 best Levoit air purifiers we have tested - HouseFresh
Levoit Core 300 review - HouseFresh
Levoit Core Mini review - HouseFresh
Levoit Air Purifier for Home Large Room, Smart WiFi and Alexa Control, H13 True HEPA Filter
Blueair 211+ Vs Levoit Core 600S – Trusted Comparison (Tests
Levoit 200S vs 300S: Which One is the Best Choice for You?
Levoit 200S vs 300S: Which One is the Best Choice for You?
7 best cheap air purifiers, according to our tests - HouseFresh
Levoit Core 200S Review - HouseFresh