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Product Comparison

Sennheiser All-Day Clear Slim vs Zepp Clarity Omni

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
Sennheiser All-Day Clear Slim Hero
SennheiserSoundGrade A

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.

Hero Image
ZeppSoundGrade B

Zepp Clarity Omni

The Zepp Clarity Omni is a budget-priced OTC hearing aid that earns a B grade with a SoundScore of 3.9/5 in HearAdvisor's lab testing, placing it in the top 37% of OTC devices. At $399, this behind-the-ear rechargeable device offers solid overall performance with some standout strengths. The Omni's most impressive feature is its music streaming quality, scoring 3.6/5—a full 1.68 points above the OTC category average. This makes it one of the better choices for users who prioritize streaming audio from their iPhone or Android device. Feedback handling is excellent at 5.0/5, meaning users can expect stable performance without whistling during typical daily activities. Speech performance shows a more nuanced picture. Speech in quiet scores a solid 3.0/5, sitting 0.21 points above category average. Speech in noise, however, scores 1.9/5—above the category average by 0.40 points, but still low in absolute terms. Users in challenging listening environments like busy restaurants should set realistic expectations. Own-voice comfort scores 2.7/5, above category average but only mixed in absolute terms. The Zepp Clarity Omni is best suited for budget-conscious consumers who value excellent streaming audio quality and reliable feedback control, and who primarily need hearing support in quieter environments. Those frequently encountering noisy settings may want to consider alternatives with stronger speech-in-noise performance.

Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Sennheiser All-Day Clear Slim3.6
Zepp Clarity Omni3.0
Speech in noiseNew
Sennheiser All-Day Clear Slim1.5
Zepp Clarity Omni1.9
Own voice
Sennheiser All-Day Clear Slim1.9
Zepp Clarity Omni2.7
Feedback handling
Sennheiser All-Day Clear Slim5.0
Zepp Clarity Omni5.0
Music streaming
Sennheiser All-Day Clear Slim3.8
Zepp Clarity Omni3.6
Overall fit score
Sennheiser All-Day Clear Slim4.1
Zepp Clarity Omni4.1

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

Sennheiser All-Day Clear SlimZepp Clarity Omni
Ear CouplingSleeve Closed
Ear CouplingTulip Dome
Receiver
ReceiverStandard
Fitting Formula
Fitting FormulaProprietary manufacturer default
Listening Program
Listening ProgramClarity Boost
Volume Setting
Volume Setting83% (10/12)
Software Version
Software Versionv1.0.3
Tuning Adjustments
Tuning AdjustmentsOn-ear assessment performed, Noise Filter set to Max, 3-Band equalizer adjusted, Other settings at manufacturer defaults.