Lexie B3 vs Phonak Audeo R Infinio 90
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.
Choice

Lexie B3
The Lexie B3 is a mid-priced OTC hearing aid available at $999 that achieves an A grade with a SoundScore of 4.7/5 in our lab testing, ranking #1 among 65 OTC hearing aid devices tested. This behind-the-ear style device delivers category-leading performance across multiple metrics. Speech clarity is a standout strength. In our lab testing, the Lexie B3 scores an excellent 4.5/5 for speech in quiet, measuring 1.73 points above the OTC category average. Speech in noise performance scores 2.5/5—above the category average by 1.02 points, though only mixed in absolute terms at 2.5/5. This pattern reflects the broader challenge OTC devices face in noisy environments while still positioning the B3 as a top performer relative to its category. Music streaming quality is solid at 3.3/5, outperforming the category average by 1.38 points. Own-voice comfort scores a solid 3.0/5, sitting 0.49 points above average. Feedback handling is excellent at 4.6/5, essentially matching the already-strong category average. The Lexie B3 is best suited for consumers seeking top-tier OTC sound performance without prescription hearing aid costs. Those who prioritize speech clarity in quieter settings will find particular value here. Budget-conscious shoppers may want to consider alternatives like the RxEars Rxi, which offers strong performance at a lower price point.
Choice

Phonak Audeo R Infinio 90
The Phonak Audeo R Infinio 90 is a premium prescription behind-the-ear hearing aid released in 2024, priced at $4,996. In our lab testing, it earned an A grade with a SoundScore of 4.4/5, ranking #18 among 39 prescription hearing aids tested. Speech clarity is a standout strength in our testing. Speech in quiet scored 4.4/5, a strong result that sits 1.01 points above the category average. Speech in noise performance is more mixed at 2.5/5—above the category average by 0.37 points, but only moderate in absolute terms. This pattern suggests the Infinio 90 excels in calmer listening environments while offering incremental benefits in challenging noise. Streaming music quality impressed at 4.0/5, a strong score that lands 1.24 points above category average. Feedback handling scored 4.2/5, which is strong in absolute terms though 0.52 points below the category average. Own-voice comfort was mixed at 2.2/5, falling 0.50 points below average—something to discuss with your hearing care provider if natural voice quality is a priority. The Infinio 90 competes in a crowded premium segment. At this price point, alternatives like the Phonak Sphere Infinio (4.98/5) and Oticon Intent (4.83/5) achieved higher overall scores in our testing. Buyers seeking Phonak's ecosystem and strong speech-in-quiet performance may find the Infinio 90 appealing, though those prioritizing noise performance or own-voice comfort should compare options carefully with their provider.
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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