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Product Comparison
HSKLock Hearing Aid vs Phonak Sphere Infinio Ultra
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
Expert
Choice
Choice
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Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Speech in quiet
HSKLock Hearing Aid2.0
Phonak Sphere Infinio Ultra4.7
Speech in noise
HSKLock Hearing Aid0.1
Phonak Sphere Infinio Ultra4.4
Own voice
HSKLock Hearing Aid2.8
Phonak Sphere Infinio Ultra2.8
Feedback handling
HSKLock Hearing Aid5.0
Phonak Sphere Infinio Ultra4.2
Music streaming
HSKLock Hearing Aid0.0
Phonak Sphere Infinio Ultra3.3
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Audio scenes
Using MUSHRA scenes (Tuned)
No sample
No sample
Fitting configuration for tuned fit
HSKLock Hearing AidPhonak Sphere Infinio Ultra
Ear CouplingClosed Dome
Ear CouplingEasyGuard Vented
Receiver–
ReceiverMedium-power
Fitting Formula–
Fitting FormulaAdaptive Phonak Digital 3.0 (Manufacturer proprietary targets)
Listening Program–
Listening ProgramAutoSense OS (Automatic)
Volume Setting–
Volume SettingAdjusted to match NAL-NL2 targets at 55, 65, and 75 dB SPL
Software Version–
Software VersionV1.1.11.0
Tuning Adjustments–
Tuning AdjustmentsProgrammed to N3 audiogram, Feedback calibrated, Long-Term Experienced User, Other settings at manufacturer defaults