Back to Leaderboard
Product Comparison
Nuance Audio Glasses 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
We independently review each item we recommend and appreciate your trust and support. When you buy through our links, we may earn a commission. Learn More.
Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Speech in quiet
Nuance Audio Glasses4.3
Phonak Sphere Infinio Ultra4.7
Speech in noise
Nuance Audio Glasses2.1
Phonak Sphere Infinio Ultra4.4
Own voice
Nuance Audio Glasses4.7
Phonak Sphere Infinio Ultra2.8
Feedback handling
Nuance Audio Glasses2.0
Phonak Sphere Infinio Ultra4.2
Music streaming
Nuance Audio Glasses0.0
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
No sample
No sample
No sample
No sample
No sample
No sample
No sample
Fitting configuration for tuned fit
Nuance Audio GlassesPhonak Sphere Infinio Ultra
Ear CouplingOther
Ear CouplingEasyGuard Vented
ReceiverIntegrated in device
ReceiverMedium-power
Fitting FormulaProprietary manufacturer default
Fitting FormulaAdaptive Phonak Digital 3.0 (Manufacturer proprietary targets)
Listening ProgramProgram C
Listening ProgramAutoSense OS (Automatic)
Volume Setting100% (Max volume)
Volume SettingAdjusted to match NAL-NL2 targets at 55, 65, and 75 dB SPL
Software Versionv6.10.5/3.5.0
Software VersionV1.1.11.0
Tuning AdjustmentsMy own voice set to "No", Personal calibration set to "Standard", Background noise set to "Lowered", Audio mode set to "Frontal"
Tuning AdjustmentsProgrammed to N3 audiogram, Feedback calibrated, Long-Term Experienced User, Other settings at manufacturer defaults
NotesPerformance assumes temple size that places speaker outlet near top of ear. Scores reduce quickly as the speaker outlet gets further from ear.
Notes–