Nuance Audio Glasses vs Signia Styletto C&G IX
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.

Nuance Audio Glasses
The Nuance Audio Glasses are a premium OTC hearing aid priced at $1,200, featuring an innovative hearing glasses form factor that integrates amplification technology directly into eyewear. In HearAdvisor's lab testing, they earned a B grade with a SoundScore of 3.9/5, ranking #20 among 65 OTC hearing aids tested. This unique design delivers standout performance in own-voice comfort, scoring an excellent 4.7/5—well above the category average by 2.19 points. Speech clarity in quiet environments is also a strength at 3.8/5, exceeding the category average by 1.05 points. Speech understanding in noisy situations scores 2.3/5, which is above the category average but only mixed in absolute terms. The glasses form factor comes with notable trade-offs. Music streaming scored 0.0/5, falling 1.92 points below the category average—a significant limitation for users who want to stream audio. Feedback handling at 2.0/5 is 2.54 points below the category average, indicating potential stability challenges in certain situations. The Nuance Audio Glasses are best suited for consumers who prioritize discretion and want hearing amplification without a traditional in-ear device. The excellent own-voice comfort makes them appealing for those sensitive to the "plugged up" feeling of conventional hearing aids. However, buyers seeking music streaming functionality or who are in the same price range should note that alternatives like the Lucid Tala (4.61/5) or Audicus Omni 2 (4.59/5) offer stronger overall sound performance.
Choice

Signia Styletto C&G IX
The Signia Styletto C&G IX is a premium prescription hearing aid released in 2024, priced at $3,398. In our lab testing, it earned an A grade with a SoundScore of 4.6/5, ranking #11 among 39 prescription hearing aids tested. This behind-the-ear device delivers strong performance across several key metrics. Speech clarity in quiet environments scores 3.9/5, which is 0.54 points above the category average—a solid result for everyday conversations. Own-voice comfort is a particular highlight at 3.7/5, scoring a full point above average, suggesting natural sound quality when speaking. Music streaming also performs above average at 3.1/5. Speech understanding in noisy environments scores 2.5/5, which is above the category average by 0.43 points but remains mixed in absolute terms—worth considering if challenging listening situations are common. Feedback handling at 3.6/5 is solid in absolute terms, though it falls 1.12 points below the category average of 4.72/5. The Styletto C&G IX is well-suited for users who prioritize natural own-voice quality and reliable speech clarity in quieter settings. Those frequently in noisy environments or particularly sensitive to feedback may want to compare options. At this price point, competitors like the Phonak Sphere Infinio and Oticon Intent score higher overall, while alternatives like the Rexton Reach R-Li T80 at Costco offer similar sound performance at a lower price.
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Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Scale 1-5 (Tuned)
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Fitting configuration for tuned fit