Sennheiser All-Day Clear Slim vs Sony CRE-E10
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.
Choice

Sennheiser All-Day Clear Slim
The Sennheiser All-Day Clear Slim is a premium behind-the-ear OTC hearing aid priced at $1,499, earning an A grade with a SoundScore of 4.1/5 in our lab testing. This places it in the top 23% of the OTC hearing aid category, ranking #16 among 65 tested devices. In our testing, the All-Day Clear Slim demonstrates notable strengths in music streaming, scoring 3.8/5—a solid result that sits 1.88 points above the category average. This makes it one of the stronger performers for users who prioritize audio quality when streaming from their phone. Feedback handling is excellent at 5.0/5, measuring 0.46 points above the category average, meaning users can expect stable performance without whistling during typical daily activities. Speech clarity in quiet environments is solid at 3.6/5, coming in 0.85 points above the category average. However, speech in noise performance is low at 1.5/5, matching the category average—a common limitation across OTC devices. Own-voice comfort scores 1.9/5, which is 0.61 points below the category average, suggesting some users may notice their own voice sounds different or hollow. The All-Day Clear Slim includes rechargeable batteries and supports streaming to both iPhone and Android devices with hands-free functionality. At its price point, alternatives like the Lucid Tala and Audicus Omni 2 offer higher overall scores, though the Sennheiser may appeal to those who value the brand's audio heritage and prioritize music streaming quality over speech-in-noise performance.
Choice

Sony CRE-E10
The Sony CRE-E10 is a mid-priced OTC hearing aid that earns an A grade with a SoundScore of 4.7/5, placing it in the top 3% of the 65 OTC hearing aids tested in our lab. At $998, this visible-in-ear style device delivers performance that competes with the best in its category. Speech performance is a standout strength. Speech in quiet scores a strong 4.3/5, sitting 1.46 points above the category average. Speech in noise reaches a solid 3.3/5, which is 1.77 points above average—a meaningful advantage for conversations in challenging environments. Music streaming quality is another highlight at 4.0/5, exceeding the category average by over 2 points, making it a strong choice for users who value audio fidelity when streaming from their iPhone. The device does have limitations. Own voice comfort scores a low 1.7/5, falling 0.81 points below the category average—users sensitive to the sound of their own voice may find this bothersome. Feedback handling is solid in absolute terms at 3.4/5 but sits 1.14 points below the category average, suggesting slightly less stability margin than many OTC competitors. The CRE-E10 is best suited for users who prioritize speech clarity and streaming quality and are less sensitive to own-voice perception. It has earned HearAdvisor's Expert's Choice Award for three consecutive years (2023–2025), reflecting its consistent strong performance in lab testing.
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