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Earplug Comparison
ACS Pacato vs Etymotic Research ER20XS
Side-by-side HearAdvisor lab results with acoustic filter selections, SoundGrades, and reduction curves.
Uses official HearAdvisor lab data

ACS Pacato
Acoustic setup:
3.7SoundScore
BGrade
—NRR
—SNR
Expert
Choice
Choice

Etymotic Research ER20XS
Acoustic setup: Standard
4.4SoundScore
AGrade
13NRR
—SNR
Lab scores
SoundScore
ACS Pacato3.7
Etymotic Research ER20XS4.4
Sound Quality
ACS Pacato2.6
Etymotic Research ER20XS4.5
Loudness Reduction
ACS Pacato4.0
Etymotic Research ER20XS3.7
Reduction Curve
ACS Pacato (19 SNR Filter)
Etymotic Research ER20XS (Standard)
Foam
Audio samples
Hear how music sounds through each earplug