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Product Comparison

Cearvol Wave vs Phonak Sphere Infinio

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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CearvolSoundGrade B

Cearvol Wave

The Cearvol Wave is a budget-priced OTC hearing aid with a visible in-ear style, earning a B grade with a SoundScore of 3.9/5 in our lab testing. At $397, it ranks #22 among 65 OTC hearing aids tested, placing it in the top 32% of its category. The Wave's standout performance is in music streaming, where it scores a strong 4.1/5—a full 2.18 points above the OTC category average. This makes it an unusually capable choice for users who prioritize audio entertainment alongside speech amplification. Speech performance is solid in quiet environments at 3.1/5, sitting 0.36 points above the category average. Speech in noise presents a more mixed picture: while the 2.0/5 score exceeds the category average by 0.56 points, it remains modest in absolute terms—typical of OTC devices without advanced noise management. Own-voice comfort scores 2.1/5, falling 0.41 points below average, which may be noticeable during extended wear. Feedback handling is solid at 3.8/5, though 0.74 points below the category average. The Cearvol Wave is best suited for budget-conscious consumers who want capable music streaming and adequate speech clarity in quieter settings. Those frequently in noisy environments or sensitive to own-voice quality may want to consider alternatives with stronger performance in those areas.

Expert Choice
Expert
Choice
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PhonakSoundGrade A

Phonak Sphere Infinio

The Phonak Sphere Infinio is a premium prescription behind-the-ear hearing aid released in 2024, priced at $4,898. In HearAdvisor's lab testing, it achieved a SoundScore of 5.0/5 and an A grade, ranking #1 among 36 prescription hearing aids tested. This device delivers exceptional speech performance, particularly in challenging listening environments. Speech in noise scored an excellent 4.7/5, measuring 2.74 points above the category average—a substantial margin that sets it apart from competitors. Speech in quiet also performed strongly at 4.5/5, sitting 1.15 points above average. Music streaming earned a strong 4.0/5, exceeding the category average by 1.36 points. The Sphere Infinio does show some trade-offs. Feedback handling scored a solid 3.6/5 in absolute terms, though this falls 1.11 points below the category average of 4.71/5. Own-voice comfort scored a mixed 2.3/5, slightly below the category average. These are areas where some competing premium devices perform better. This hearing aid is best suited for those who prioritize speech clarity, especially in noisy environments like restaurants or social gatherings. The behind-the-ear style offers rechargeable batteries and streaming compatibility with both iPhone and Android devices. Among premium-priced competitors like the Oticon Intent (4.85/5) and Oticon Real (4.75/5), the Sphere Infinio leads in overall sound performance, earning HearAdvisor's Expert's Choice Award for 2024 and 2023.

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Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Cearvol Wave3.1
Phonak Sphere Infinio4.5
Speech in noiseNew
Cearvol Wave2.0
Phonak Sphere Infinio4.7
Own voice
Cearvol Wave2.1
Phonak Sphere Infinio2.3
Feedback handling
Cearvol Wave3.8
Phonak Sphere Infinio3.6
Music streaming
Cearvol Wave4.1
Phonak Sphere Infinio4.0
Overall fit score
Cearvol Wave4.0
Phonak Sphere Infinio5.2

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

Cearvol WavePhonak Sphere Infinio
Ear CouplingPower Dome
Ear CouplingClosed Vented Dome
ReceiverIntegrated in device
ReceiverMedium-power
Fitting FormulaProprietary manufacturer default
Fitting FormulaAdaptive Phonak Digital 3.0 (Manufacturer proprietary targets)
Listening ProgramRestaurant
Listening ProgramAutoSense OS (Automatic)
Volume Setting70% (7/10 Default)
Volume SettingAdjusted to match NAL-NL2 targets at 55, 65, and 75 dB SPL
Software VersionSoftware v1.2.0, Firmware v1.3.9.0
Software Versionv10.0.0.2318
Tuning AdjustmentsProgrammed to N3 audiogram, 3-Band equalizer adjusted, Other settings at manufacturer defaults
Tuning AdjustmentsProgrammed to N3 audiogram, Feedback calibrated, Long-Term Experienced User, Other settings at manufacturer defaults
Notes
Notesn/a