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Product Comparison
Phonak Sphere Infinio vs Signia Pure C&G BCT IX
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
Speech in quiet
Phonak Sphere Infinio4.8
Signia Pure C&G BCT IX4.1
Speech in noise
Phonak Sphere Infinio4.6
Signia Pure C&G BCT IX2.6
Own voice
Phonak Sphere Infinio2.3
Signia Pure C&G BCT IX3.8
Feedback handling
Phonak Sphere Infinio3.6
Signia Pure C&G BCT IX4.2
Music streaming
Phonak Sphere Infinio4.0
Signia Pure C&G BCT IX2.7
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Fitting configuration for tuned fit
Phonak Sphere InfinioSignia Pure C&G BCT IX
Ear CouplingClosed Vented Dome
Ear CouplingSleeve Vented
ReceiverMedium-power
Receiver110/46
Fitting FormulaAdaptive Phonak Digital 3.0 (Manufacturer proprietary targets)
Fitting FormulaIXFit (Manufacturer proprietary targets)
Listening ProgramAutoSense OS (Automatic)
Listening ProgramUniversal (Automatic)
Volume SettingAdjusted to match NAL-NL2 targets at 55, 65, and 75 dB SPL
Volume SettingAdjusted to match NAL-NL2 targets at 55, 65, and 75 dB SPL
Software Versionv10.0.0.2318
Software VersionSoftware v9.13.0.281, SiFit v9.13.0.1189
Tuning AdjustmentsProgrammed to N3 audiogram, Feedback calibrated, Long-Term Experienced User, Other settings at manufacturer defaults
Tuning AdjustmentsProgrammed to N3 audiogram, Feedback calibrated, Experience Level set at "Experienced", Other settings at manufacturer defaults
Notesn/a
Notes–