Bilsom 303S vs Uvex Hi-Com - Comparison


The Bilsom 303S is a stronger earplug than the Uvex Hi-Com. Please have a look at the decibel comparison chart below. More decibel means stronger sound protection.

The individual reviews of each earplug are available here:
Bilsom 303S

Uvex Hi-Com


Bilsom 303SUvex Hi-Com
Brand:Howard LeightUvex


Bilsom 303S
Bilsom 303S picture of packagingBilsom 303S picture ear wearing , side view

Uvex Hi-Com
Uvex Hi-Com picture

Attenuation (Europen Standard)

Attenuation according to measurment standard EN-352-2:2002

More decibel (dB) means more sound protection. More hertz (Hz) means a higher pitch sound.

Bilsom 303S vs Uvex Hi-Com attenuation decibel (db) comparison chart (graph)

Overall rating
Bilsom 303SUvex Hi-ComDifference
Attenuation by frequency
Bilsom 303S: dB28.4037.3037.9039.1036.0034.6042.5046.40
Uvex Hi-Com: dB17.5020.0020.4022.8024.6031.2037.5040.30
Difference: dB10.9017.3017.5016.3011.403.405.006.10
Bilsom 303S: SD6.409.009.209.707.904.604.904.70
Uvex Hi-Com: SD6.402.903.204.705.105.005.906.60
Difference: SD0.
Bilsom 303S: dB less SD22.0028.3028.7029.4028.1030.0037.6041.70
Uvex Hi-Com: dB less SD11.1017.1017.2018.1019.5026.2031.6033.70
Difference: dB less SD10.9011.2011.5011.308.603.806.008.00

Source Bilsom 303S: BILSOM303S Foamplug. Retrieved from on 2016-06-04
Source Uvex Hi-Com: Uvex Safety Catalogue 2016. Retrieved from on 2016-08-21