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Product Comparison
Cearvol Diamond X1 vs Sony CRE-C20
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
Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Speech in quiet
Cearvol Diamond X12.7
Sony CRE-C204.7
Speech in noise
Cearvol Diamond X11.3
Sony CRE-C203.2
Own voice
Cearvol Diamond X11.7
Sony CRE-C202.9
Feedback handling
Cearvol Diamond X14.5
Sony CRE-C203.9
Music streaming
Cearvol Diamond X14.1
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Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Audio scenes
Using MUSHRA scenes (Tuned)