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Product Comparison

Audien Atom Pro 2 vs Sennheiser All Day Clear

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
Audien Atom Pro 2 Hero
AudienSoundGrade B

Audien Atom Pro 2

The Audien Atom Pro 2 is a budget-priced OTC hearing aid that earns a B grade with a SoundScore of 3.3/5 in our lab testing. At $289, it sits in the lower price tier of the OTC category, though several competitors at similar or lower prices deliver stronger overall performance. In our testing, the Atom Pro 2 showed a clear strength in feedback handling, scoring an excellent 5.0/5—0.46 points above the category average. This means users are unlikely to experience whistling or squealing during normal wear. However, the device showed mixed results for speech clarity, with speech in quiet scoring 2.3/5 (0.49 points below category average) and speech in noise at 1.3/5 (0.16 points below average). Own-voice comfort was slightly above average at 2.6/5, though still mixed in absolute terms. The most significant limitation is music streaming, which scored 0.0/5—nearly 2 points below the category average. Users who want to stream phone calls or music through their hearing aids should consider alternatives like the Olive Union Air or Elehear Beyond, which offer substantially better streaming performance. The Atom Pro 2 may suit budget-conscious buyers who prioritize basic amplification without feedback issues and don't need streaming functionality. However, shoppers in this price range should also consider the Linner Saturn or Olive Union Air, which offer similar or better sound performance at lower prices.

Expert Choice
Expert
Choice
Product Image
SennheiserSoundGrade A

Sennheiser All Day Clear

The Sennheiser All Day Clear is a mid-priced OTC hearing aid that earns an A grade with a SoundScore of 4.4/5, placing it in the top 8% of the OTC category and ranking #6 among 65 tested devices. At $949, this behind-the-ear device delivers strong overall performance that stands out in a crowded market. In our lab testing, the All Day Clear excels in speech clarity for quiet environments, scoring 4.0/5—a strong result that sits 1.25 points above the category average. Music streaming quality is another highlight, with a solid 3.3/5 score that's 1.38 points above average, making it one of the better choices for users who value audio fidelity beyond speech. Feedback handling is excellent at 5.0/5, meaning users should experience minimal whistling issues. The device shows more modest performance in challenging listening situations. Speech in noise scores 1.9/5, which is above the category average by 0.39 points but low in absolute terms—a common limitation across OTC devices. Own voice comfort is mixed at 2.5/5, essentially matching the category average. Best for: Consumers seeking a reliable OTC option with strong speech clarity in everyday quiet-to-moderate environments and quality music streaming. Those frequently in noisy settings may find the speech-in-noise performance limiting, though this reflects broader OTC category constraints rather than a specific weakness of this device.

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Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Audien Atom Pro 22.3
Sennheiser All Day Clear4.0
Speech in noiseNew
Audien Atom Pro 21.3
Sennheiser All Day Clear1.9
Own voice
Audien Atom Pro 22.6
Sennheiser All Day Clear2.5
Feedback handling
Audien Atom Pro 25.0
Sennheiser All Day Clear5.0
Music streaming
Audien Atom Pro 20.0
Sennheiser All Day Clear3.3
Overall fit score
Audien Atom Pro 23.3
Sennheiser All Day Clear4.4

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

Audien Atom Pro 2Sennheiser All Day Clear
Ear CouplingClosed Dome
Ear CouplingClosed Vented Dome
ReceiverIntegrated in device
ReceiverStandard
Fitting FormulaProprietary manufacturer default
Fitting FormulaProprietary manufacturer default
Listening ProgramP2: Noisy environment
Listening ProgramAutomatic
Volume Setting40% (2/5 volume)
Volume Setting-4
Software VersionUnknown (not displayed)
Software VersionUnknown
Tuning Adjustmentsn/a
Tuning Adjustments3-Band EQ adjusted (Bass - 5, Mid - 4, Treble - 4), Other settings and manufacturer defaults
NotesTuned and Initial Fittings identical as device offered limited adjustments.
Notes