JLab Hear OTC vs MDHearing Volt
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-friendly OTC hearing aid priced at $100, earning a B grade with a SoundScore of 3.6/5 in HearAdvisor's lab testing. This visible-in-ear device ranks #36 of 65 OTC hearing aids tested, placing it in the top 54% of its category. In our testing, the JLab Hear OTC shows a distinctive performance profile with clear strengths and weaknesses. Music streaming stands out as exceptional, scoring 4.6/5—a remarkable 2.68 points above the category average. Feedback handling also performs excellently at 5.0/5, providing stable amplification without whistling during our standardized challenge motions. These strengths make it particularly well-suited for users who prioritize streaming audio content. However, speech performance presents limitations. Speech in quiet scores 2.1/5, which is 0.67 points below the category average of 2.79. Speech in noise is more constrained at 1.0/5, falling 0.46 points below average. Own-voice comfort also scores low at 1.8/5, which is 0.71 points below the category norm. These results suggest the device may be less effective for primary speech amplification needs compared to alternatives in its price range. The JLab Hear OTC includes rechargeable batteries and supports both iPhone and Android streaming with hands-free functionality. At this price point, competitors like the Elehear Beyond (4.36/5) and Apple AirPods Pro 2 (4.06/5) offer stronger overall sound performance. This device may appeal most to budget-conscious users who value excellent streaming quality and feedback stability over speech enhancement capabilities.

MDHearing Volt
The MDHearing Volt is a budget-priced prescription hearing aid available for $397, earning a B grade with a SoundScore of 3.1/5 in our lab testing. This behind-the-ear, rechargeable device ranks #32 of 36 prescription hearing aids tested, placing it in the top 86% of its category. In our standardized testing, the Volt demonstrates excellent feedback handling at 5.0/5, scoring 0.29 points above the category average. This represents a genuine strength, as the device remained stable under our challenge protocols without audible squealing or whistling. However, speech performance presents significant limitations: speech in quiet scored 1.8/5 (1.57 points below the category average of 3.32), while speech in noise scored 1.0/5 (0.96 points below the 1.96 average). Own-voice comfort measured 2.6/5, a mixed result that falls 0.15 points below the category average. Music streaming is notably limited at 0.0/5, scoring 2.64 points below the category average—users prioritizing phone streaming should consider alternatives. The Volt showed no improvement between Initial and Tuned fits, with both configurations yielding identical scores of 3.1/5. The MDHearing Volt may suit budget-conscious consumers who prioritize basic amplification and excellent feedback stability over speech clarity or streaming features. However, shoppers in this price range should note that alternatives like the RxEars Rxi offer substantially higher performance at similar pricing.
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
Using MUSHRA scenes (Tuned)
Fitting configuration for tuned fit