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Product Comparison

Nuance Audio Glasses 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
Expert Choice
Expert
Choice
Nuance Audio Glasses Hero
NuanceSoundGrade A

Nuance Audio Glasses

The Nuance Audio Glasses represent a distinctive entry in the premium OTC hearing aid market at $1,200, combining prescription eyewear functionality with hearing amplification in a single device. In HearAdvisor's lab testing, this hearing glasses design earned a SoundScore of 4.0/5 (A grade), ranking #20 among 65 OTC hearing aids tested. The standout strength of the Nuance Audio Glasses is exceptional own-voice comfort, scoring 4.7/5—an excellent result that sits 2.19 points above the OTC category average of 2.51/5. Speech clarity in quiet environments also performs well at 3.8/5, which is 1.05 points above average. Speech understanding in noisy situations scores 2.3/5, which is above the category average of 1.48/5, though still mixed in absolute terms. Notable limitations exist with this unique form factor. Music streaming scored 0.0/5, falling 1.92 points below the category average—a significant weakness for users who prioritize audio entertainment. Feedback handling at 2.0/5 also trails the category average by 2.54 points, indicating mixed stability performance in our standardized challenge tests. The Nuance Audio Glasses are best suited for consumers who want a discreet, all-in-one solution combining vision correction and hearing assistance, particularly those who prioritize natural own-voice quality and speech clarity over streaming media capabilities. Buyers seeking robust music streaming should consider alternatives in this price range.

Expert Choice
Expert
Choice
Signia Pure C&G BCT IX Hero
SigniaSoundGrade A

Signia Pure C&G BCT IX

The Signia Pure C&G BCT IX is a premium prescription behind-the-ear hearing aid released in 2025, priced at $3,398. In our lab testing, it earned an A grade with a SoundScore of 4.4/5, placing it in the top 39% of the 36 prescription hearing aids we've tested. This device shows notable strengths in speech clarity and own-voice comfort. Speech in quiet scored 3.8/5, which is 0.47 points above the category average—a solid result for everyday conversations. Speech in noise measured 2.5/5, above the category average by 0.58 points, though only mixed in absolute terms, meaning challenging listening environments may still present difficulty. Own-voice comfort is a standout at 3.8/5, a full 1.05 points above average, suggesting reduced occlusion effects that many wearers find bothersome. Feedback handling scored 4.2/5—strong in absolute terms, though 0.51 points below the category average of 4.71/5. Music streaming at 2.7/5 is essentially on par with category average. The device features rechargeable batteries, iPhone and Android streaming, and hands-free functionality. Consumers shopping in this premium price tier should note that several alternatives offer higher overall scores, including the Phonak Sphere Infinio (5.0/5) and Oticon Intent (4.85/5). For those prioritizing own-voice comfort and solid speech performance in quieter settings, the Pure C&G BCT IX delivers, but buyers seeking top-tier noise performance may want to compare options.

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Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Nuance Audio Glasses3.8
Signia Pure C&G BCT IX3.8
Speech in noiseNew
Nuance Audio Glasses2.3
Signia Pure C&G BCT IX2.5
Own voice
Nuance Audio Glasses4.7
Signia Pure C&G BCT IX3.8
Feedback handling
Nuance Audio Glasses2.0
Signia Pure C&G BCT IX4.2
Music streaming
Nuance Audio Glasses0.0
Signia Pure C&G BCT IX2.7
Overall fit score
Nuance Audio Glasses4.0
Signia Pure C&G BCT IX4.5

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

Nuance Audio GlassesSignia Pure C&G BCT IX
Ear CouplingOther
Ear CouplingSleeve Vented
ReceiverIntegrated in device
Receiver110/46
Fitting FormulaProprietary manufacturer default
Fitting FormulaIXFit (Manufacturer proprietary targets)
Listening ProgramProgram C
Listening ProgramUniversal (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 VersionSoftware v9.13.0.281, SiFit v9.13.0.1189
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, Experience Level set at "Experienced", 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