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Earplug Comparison
Etymotic Research ER20XS vs Loop Switch 2
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
Loop Switch 2
Acoustic setup:
3.7SoundScore
BGrade
17NRR
—SNR
Lab scores
SoundScore
Etymotic Research ER20XS4.4
Loop Switch 23.7
Sound Quality
Etymotic Research ER20XS4.5
Loop Switch 22.8
Loudness Reduction
Etymotic Research ER20XS3.7
Loop Switch 23.9
Reduction Curve
Etymotic Research ER20XS (Standard)
Loop Switch 2 (Experience filter (17 NRR))
Foam
Audio samples
Hear how music sounds through each earplug