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Product Comparison

Cearvol Diamond X1 vs Otofonix Helix

Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.

Uses official HearAdvisor lab data
Cearvol Diamond X1 Hero
CearvolSoundGrade B

Cearvol Diamond X1

HearAdvisor lab-tested performance overview.

Otofonix Helix Hero
OtofonixSoundGrade D

Otofonix Helix

HearAdvisor lab-tested performance overview.

Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Speech in quiet
Cearvol Diamond X12.7
Speech in noise
Cearvol Diamond X11.3
Otofonix Helix-0.8
Own voice
Cearvol Diamond X11.7
Otofonix Helix0.3
Feedback handling
Cearvol Diamond X14.5
Otofonix Helix5.0
Music streaming
Cearvol Diamond X14.1

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Audio scenes

Using MUSHRA scenes (Tuned)

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