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Product Comparison

Audien Atom X vs Linner Mercury

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 X Hero
AudienSoundGrade B

Audien Atom X

The Audien Atom X is a budget-priced OTC hearing aid available for $389, earning a B grade with a SoundScore of 3.3/5 in our lab testing. This visible-in-ear style device ranks #54 of 65 OTC hearing aids tested, placing it in the lower portion of the category. In our testing, the Atom X showed a mixed performance profile with notable strengths and weaknesses. Feedback handling was excellent at 5.0/5, scoring 0.46 points above the category average—meaning users are unlikely to experience whistling during normal wear. Music streaming was also a highlight at 3.3/5, coming in 1.38 points above the OTC average, making it a solid choice for those who prioritize audio entertainment. However, speech clarity showed limitations. Speech in quiet scored 1.5/5, falling 1.25 points below the category average, while speech in noise measured 1.0/5, which is 0.48 points below average. These low absolute scores suggest users may find speech understanding challenging, particularly in difficult listening environments. Own voice comfort was mixed at 2.3/5, slightly below the category average. The Atom X may appeal to budget-conscious consumers who prioritize streaming quality and feedback-free wear over speech enhancement. However, several competitors in the same price range—including the Elehear Beyond (4.36/5) and Apple AirPods Pro 2 (4.06/5)—offer stronger overall performance. Shoppers focused primarily on speech clarity may want to explore alternatives.

Linner Mercury Hero
LinnerSoundGrade B

Linner Mercury

The Linner Mercury is a budget-priced OTC hearing aid that earns a B grade with a SoundScore of 3.1/5 in our lab testing. Priced at $387, it ranks #60 of 65 devices in the OTC Hearing Aid category, placing it in the top 91% of the category. In our testing, the Mercury shows a mixed performance profile. Its standout strength is excellent feedback handling at 4.7/5, which is 0.16 points above the category average—meaning users are unlikely to experience whistling or squealing during normal use. However, speech clarity metrics fall below category norms: speech in quiet scores 2.2/5 (0.62 points below average), and speech in noise scores a low 1.0/5 (0.48 points below average). Own-voice comfort also scores low at 1.6/5, sitting 0.91 points below the category average. Music streaming is a notable weakness, scoring 0.0/5—a full 1.92 points below the category average. Users who prioritize streaming audio from their phone should consider alternatives. The device uses a rechargeable battery and features a visible in-ear design with power dome coupling. At this price point, several competitors offer stronger overall performance. The Linner Mercury may appeal to budget-conscious consumers who prioritize feedback-free operation over speech clarity and streaming quality, but those seeking better speech understanding in challenging environments should explore higher-scoring options in this price range.

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Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Audien Atom X1.5
Linner Mercury2.2
Speech in noiseNew
Audien Atom X1.0
Linner Mercury1.0
Own voice
Audien Atom X2.3
Linner Mercury1.6
Feedback handling
Audien Atom X5.0
Linner Mercury4.7
Music streaming
Audien Atom X3.3
Linner Mercury0.0
Overall fit score
Audien Atom X3.3
Linner Mercury3.0

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

Audien Atom XLinner Mercury
Ear CouplingClosed Vented Dome
Ear CouplingPower Dome
ReceiverIntegrated in device
Receiver
Fitting FormulaProprietary manufacturer default
Fitting Formula
Listening ProgramConversation
Listening Program
Volume Setting60% (6/10 volume)
Volume Setting
Software VersionUnknown
Software Version
Tuning Adjustmentsn/a
Tuning Adjustments
NotesTuned and Initial Fittings identical as further adjustments did not improve fitting.
Notes