JLab Hear OTC vs Linner Mars
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.

JLab Hear OTC
The JLab Hear OTC is a budget-priced OTC hearing aid released in 2024, earning a B grade with a SoundScore of 3.5/5 in our lab testing. At $100, it represents one of the most affordable entry points into the OTC hearing aid market, ranking #36 of 65 devices in its category. This visible-in-ear device delivers a distinctive performance profile with clear strengths and weaknesses. Its standout feature is excellent music streaming quality, scoring 4.6/5—a remarkable 2.68 points above the category average. Feedback handling is equally impressive at 5.0/5, meaning users can expect stable performance without whistling during daily activities. These results suggest JLab leveraged its audio expertise from consumer earbuds in developing this product. However, speech clarity presents challenges. Speech in quiet scored 2.1/5 (0.67 points below category average), while speech in noise scored 1.0/5 (0.46 points below average). Own-voice comfort also measured low at 1.8/5. These limitations are significant for users prioritizing conversation clarity, which is typically the primary reason people seek hearing aids. The JLab Hear OTC is best suited for budget-conscious consumers who value music and media streaming alongside basic amplification, rather than those needing maximum speech intelligibility. Features include rechargeable batteries, iPhone and Android streaming, and hands-free functionality. Buyers seeking stronger speech performance in this price range may want to compare options like the higher-scoring Elehear Beyond or Apple AirPods Pro 2.

Linner Mars
The Linner Mars is a budget-priced OTC hearing aid that earns a B grade with a SoundScore of 3.1/5 in our lab testing. At $399, it falls in the lowest price tier for OTC devices, though its overall sound performance ranks #55 of 65 in the OTC Hearing Aid category. This device presents a stark contrast in performance across different listening situations. Music streaming is a genuine standout, scoring an excellent 4.6/5—well above the category average. Feedback handling also earns a perfect 5.0/5, meaning users shouldn't experience whistling or squealing issues. However, the Mars struggles significantly with its core hearing aid function: speech clarity. Speech in quiet scores just 1.9/5, and speech in noise drops to 1.0/5, both falling below category averages. Own-voice comfort is another weak point at 1.0/5, which is 1.51 points below the category average. Users may find their own voice sounds unnatural or boomy when wearing these devices. The tuned fit shows modest improvement over the initial fit (3.4/5 vs 3.1/5), primarily through better speech-in-quiet performance. The Linner Mars may appeal to budget-conscious consumers who prioritize music and media streaming over speech understanding. However, several competitors in the same price range—including the Elehear Beyond and Apple AirPods Pro 2—offer substantially better overall sound performance. Those seeking improved speech clarity should consider alternatives that score higher in that critical area.
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)
Audio scenes
Recorded samples (Tuned)
Fitting configuration for tuned fit