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Earplug Comparison
Etymotic Research ER20XS vs Sennheiser SoundProtex Plus
Side-by-side HearAdvisor lab results with acoustic filter selections, SoundGrades, and reduction curves.
Uses official HearAdvisor lab data
Expert
Choice
Choice
Etymotic Research ER20XS
Acoustic setup: Standard
4.4SoundScore
AGrade
13NRR
—SNR
Expert
Choice
Choice
Sennheiser SoundProtex Plus
Acoustic setup:
4.9SoundScore
AGrade
16NRR
—SNR
Lab scores
SoundScore
Etymotic Research ER20XS4.4
Sennheiser SoundProtex Plus4.9
Sound Quality
Etymotic Research ER20XS4.5
Sennheiser SoundProtex Plus4.8
Loudness Reduction
Etymotic Research ER20XS3.7
Sennheiser SoundProtex Plus4.2
Reduction Curve
Etymotic Research ER20XS (Standard)
Sennheiser SoundProtex Plus (16 NRR filter (High))
Foam
Audio samples
Hear how music sounds through each earplug