N95 and KN95 are both rated to capture 95% of particles, although only KN95 masks are required to pass fit tests. N95 masks have slightly stronger requirements for breathability.
With such similar sounding names, it can be confusing to understand the difference between N95 and KN95 face masks. What are KN95 masks, and are they the same as N95 masks? This handy chart explains the differences between N95 and KN95 masks (and all characteristics that are the same).
In short, N95 masks are the US standards for respirator masks, KN95 masks are the Chinese standards for masks.
