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Product Comparison

Phonak Sphere Infinio Ultra vs Starkey Omega AI

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
Expert
Choice
Hero Image
PhonakSoundScore 4.9Grade A

Phonak Sphere Infinio Ultra

The Phonak Sphere Infinio Ultra is a premium behind-the-ear prescription hearing aid priced at $4,898. In HearAdvisor's lab testing, it earned an A grade with a SoundScore of 4.9/5, placing it in the top 3% of the 36 prescription hearing aids tested and ranking #2 in its category. This device delivers exceptional speech performance in our testing. Speech in noise scored an excellent 4.5/5, a remarkable 2.55 points above the category average of 1.96/5—one of the largest margins we've measured in this critical metric. Speech in quiet also performed strongly at 4.3/5, exceeding the category average by 1.00 point. These results suggest the Sphere Infinio Ultra prioritizes speech clarity across challenging listening environments. Music streaming quality is solid at 3.3/5, sitting 0.66 points above the category average. Own voice comfort scored 2.8/5, which is above the category average but remains mixed in absolute terms—listeners sensitive to occlusion may notice this limitation. Feedback handling measured 4.2/5, which is strong in absolute terms though 0.51 points below the category average of 4.71/5. The Sphere Infinio Ultra is best suited for users who prioritize speech understanding, particularly in noisy environments, and who are prepared to invest in premium technology. Those seeking the highest feedback stability or improved own-voice comfort may want to compare alternatives, though this device's speech performance stands out as a category leader.

Expert Choice
Expert
Choice
Starkey Omega AI Hero
StarkeySoundScore 4.5Grade A

Starkey Omega AI

The Starkey Omega AI is a premium prescription behind-the-ear hearing aid released in 2025, currently available at $3,998. In HearAdvisor's lab testing, it earned an A grade with a SoundScore of 4.5/5, ranking #12 among 36 prescription hearing aids tested. This device demonstrates particular strength in speech understanding. Speech in quiet scores a solid 3.9/5, which is 0.62 points above the category average. Speech in noise performance is above the category average by 0.90 points, though at 2.9/5 it remains mixed in absolute terms—a pattern common across prescription hearing aids where challenging noise environments push even well-performing devices. Music streaming quality stands out at 3.2/5, scoring 0.56 points above the category average, making it a solid choice for users who prioritize audio entertainment through their hearing aids. Feedback handling is excellent at 4.6/5 in absolute terms, though slightly below the category average of 4.71/5. Own-voice comfort scores 2.7/5, essentially matching the category average. The Omega AI features rechargeable batteries and supports both iPhone and Android streaming with hands-free capability. At the premium price tier, it competes against top performers like the Phonak Sphere Infinio and Oticon Intent, which score higher in our testing. Users seeking strong speech clarity and streaming quality in an A-rated package will find the Omega AI delivers solid performance, particularly for those who value the Starkey ecosystem and its AI-driven features.

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Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Phonak Sphere Infinio Ultra4.3
Starkey Omega AI3.9
Speech in noiseNew
Phonak Sphere Infinio Ultra4.5
Starkey Omega AI2.9
Own voice
Phonak Sphere Infinio Ultra2.8
Starkey Omega AI2.7
Feedback handling
Phonak Sphere Infinio Ultra4.2
Starkey Omega AI4.6
Music streaming
Phonak Sphere Infinio Ultra3.3
Starkey Omega AI3.2
Overall fit score
Phonak Sphere Infinio Ultra5.2
Starkey Omega AI4.6

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

Phonak Sphere Infinio UltraStarkey Omega AI
Ear CouplingEasyGuard Vented
Ear CouplingClosed Vented Dome
ReceiverMedium-power
ReceiverMedium-power
Fitting FormulaAdaptive Phonak Digital 3.0 (Manufacturer proprietary targets)
Fitting Formulae-STAT 2.0 (Manufacturer proprietary targets)
Listening ProgramAutoSense OS (Automatic)
Listening ProgramPersonal (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 VersionV1.1.11.0
Software VersionSoftware v2025.1.10194.0 Firmware v10.2.0.11
Tuning AdjustmentsProgrammed to N3 audiogram, Feedback calibrated, Long-Term Experienced User, Other settings at manufacturer defaults
Tuning AdjustmentsProgrammed to N3 audiogram, Feedback calibrated, Patient Experience Level set at "3 Experienced", Other settings at manufacturer defaults
Notes
Notesn/a