Jabra Enhance Select 500 vs MDHearing VoltMax
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.
Choice

Jabra Enhance Select 500
The Jabra Enhance Select 500 is a premium behind-the-ear OTC hearing aid priced at $1,995 that earns an A grade with a SoundScore of 4.2/5 in our lab testing. This places it in the top 18% of the OTC hearing aid category, ranking #13 among 65 tested devices. In our testing, speech clarity in quiet environments stands out as a key strength, scoring 4.3/5—a strong result that measures 1.50 points above the category average. Feedback handling is excellent at 4.6/5, ensuring stable performance during everyday movements. Music streaming quality scores 2.9/5, which is 0.98 points above the category average but only mixed in absolute terms. The device shows some limitations worth noting. Speech understanding in noisy environments scores 1.8/5, which is above the category average by 0.31 points but low in absolute terms—a common challenge across OTC devices. Own-voice comfort scores 2.2/5, falling 0.31 points below the category average, which may be noticeable for users sensitive to how their own voice sounds. This two-time Expert's Choice Award winner (2023, 2024) offers rechargeable batteries and streaming compatibility with both iPhone and Android devices, including hands-free calling. Consumers seeking similar sound quality at a lower price point may want to compare the Jabra Enhance Select 300 or Lucid Engage. The Enhance Select 500 is best suited for those prioritizing strong speech clarity in quieter settings and reliable streaming performance within the premium OTC segment.

MDHearing VoltMax
The MDHearing VoltMax is a behind-the-ear OTC hearing aid priced at $699, earning a B grade with a SoundScore of 3.0/5 in our lab testing. This places it in the lower tier of the OTC hearing aid category, ranking 62nd out of 65 devices tested. In our testing, the VoltMax delivered mixed results across key performance areas. Its standout strength is excellent feedback handling, scoring a perfect 5.0/5—above the category average by 0.46 points. This means users can expect stable performance without whistling or squealing during typical daily activities. However, speech clarity proved challenging, with speech-in-quiet scoring 1.9/5 (0.93 points below category average) and speech-in-noise at 1.0/5 (0.48 points below average). Own-voice comfort measured 2.4/5, slightly below the category norm. A significant limitation is music streaming, which scored 0.0/5—nearly 2 points below the category average. Users who prioritize phone streaming for calls or media should consider alternatives. The device features rechargeable batteries, offering convenience over disposable options. At this price point, several competitors deliver substantially stronger overall performance. The VoltMax may appeal to budget-conscious consumers who primarily need basic amplification with reliable feedback control and don't require streaming capabilities. Those seeking better speech clarity or music streaming should explore higher-scoring options in this price range.
Performance metrics
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Lab metric by fit
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Speech level
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Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Audio scenes
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Fitting configuration for tuned fit