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Product Comparison
iBstone AuraLink 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
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Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Scale 1-5 (Tuned)
Speech in quiet
iBstone AuraLink2.2
Sony CRE-C204.7
Speech in noise
iBstone AuraLink-0.1
Sony CRE-C203.2
Own voice
iBstone AuraLink2.7
Sony CRE-C202.9
Feedback handling
iBstone AuraLink5.0
Sony CRE-C203.9
Music streaming
iBstone AuraLink3.6
Sony CRE-C200.0
Overall fit score
iBstone AuraLink3.2
Sony CRE-C204.5
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Fitting configuration for tuned fit
iBstone AuraLinkSony CRE-C20
Ear CouplingTulip Dome
Ear CouplingSleeve Vented
ReceiverDefault
ReceiverIntegrated in device
Fitting FormulaProprietary manufacturer default
Fitting FormulaProprietary manufacturer default
Listening ProgramOutdoor (Noisy)
Listening ProgramDefault
Volume SettingLeft 15%; Right 25%
Volume Setting100% (Max volume)
Software Version1.0.5
Software VersionFirmware v3.1.0.15005
Tuning Adjustmentsn/a
Tuning AdjustmentsOn-ear assessment performed, Loudness match set at +1 to balance devices binaurally, Sound balance set to +4 More Sharp, Fine tuning performed and left at "Solution 05", Other settings at manufacturer defaults
NotesInitial and Tuned fits identical as subsequent setting changes maintained or degraded performance
Notesn/a