Lexie B2 Plus vs Sennheiser All-Day Clear Slim
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.
Choice

Lexie B2 Plus
The Lexie B2 Plus is a mid-priced OTC hearing aid that earns an A grade with a SoundScore of 4.5/5, placing it in the top 5% of the OTC hearing aid category and ranking #4 among 63 tested devices. At $899, this behind-the-ear rechargeable device delivers strong performance that has earned it HearAdvisor's Expert's Choice Award in both 2023 and 2024. In our lab testing, the B2 Plus excels in speech clarity and listening comfort. Speech in quiet scores a strong 4.3/5, measuring 1.66 points above the category average. Own-voice comfort is excellent at 4.8/5—2.31 points above average—meaning wearers are less likely to experience the hollow or boomy sound of their own voice that can make some hearing aids uncomfortable. Speech in noise scores 2.0/5, which is above the category average by 0.87 points but remains mixed in absolute terms, reflecting the broader challenge OTC devices face in noisy environments. Music streaming performance is similarly above average (+0.67 points) but mixed overall at 2.6/5. The most notable limitation is feedback handling at 2.8/5, which falls 1.73 points below the category average—something to consider if you're prone to feedback issues. The device supports both iPhone and Android streaming. The Lexie B2 Plus is best suited for those seeking strong speech clarity in quieter settings with excellent own-voice comfort. Buyers prioritizing top-tier noise performance or feedback stability may want to explore higher-scoring alternatives like the Sony CRE-E10, though the B2 Plus remains a solid performer for its price tier.

Sennheiser All-Day Clear Slim
The Sennheiser All-Day Clear Slim is a premium-priced OTC hearing aid that earns a B grade with a SoundScore of 3.8/5, placing it in the top 30% of OTC hearing aids tested. At $1,499, this behind-the-ear device competes in the highest price tier of the OTC market. This device's standout strength is music streaming quality, scoring 3.8/5—a solid 1.87 points above the category average. For users who prioritize phone audio streaming, this represents a meaningful advantage over most OTC alternatives. Feedback handling is excellent at 5.0/5, eliminating concerns about whistling or instability during normal use. Speech clarity in quiet environments is solid at 3.3/5, sitting 0.66 points above the category average. However, speech understanding in noisy environments scores low at 1.0/5, slightly below the category average. Own-voice comfort also scores low at 1.9/5, falling 0.59 points below average—users may notice their own voice sounds unnatural or boomy. The All-Day Clear Slim is best suited for consumers who prioritize streaming audio quality and need reliable feedback control, particularly in quieter listening environments. However, at this price point, several competitors deliver stronger overall performance—devices like the Lucid Tala (4.59/5) and Jabra Enhance Select models offer notably higher scores for similar or lower prices. Those who frequently encounter challenging noise environments may want to explore alternatives with stronger speech-in-noise performance.
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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