MDHearing VoltMax vs Orka Two
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.

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 mid-priced device ranks #62 of 65 in the OTC Hearing Aid category, placing it in the bottom portion of tested products. In our standardized testing, the VoltMax demonstrates excellent feedback handling at 5.0/5, scoring 0.46 points above the category average. This means users are unlikely to experience whistling or squealing during typical wear. However, speech performance presents significant challenges—speech in quiet scores a low 1.9/5 (0.93 points below average), while speech in noise scores 1.0/5 (0.48 points below average). These results suggest limited benefit for understanding conversation in both calm and challenging listening environments. Music streaming is a notable weakness, scoring 0.0/5 and falling 1.92 points below the category average. Users who prioritize streaming audio content from their phones should consider alternatives. Own-voice comfort is mixed at 2.4/5, roughly matching the category average. At this price point, several alternatives offer substantially stronger performance. Devices like the Yeasound RIC800 and Sony CRE-E10 score above 4.5/5 at similar or lower prices. The VoltMax may appeal to users who prioritize feedback-free wear and basic amplification with rechargeable convenience, but those seeking stronger speech clarity should explore higher-performing options in this price range.
Choice

Orka Two
The Orka Two is a behind-the-ear prescription hearing aid priced at $1,899, earning an A grade with a SoundScore of 4.0/5 in our lab testing. This places it in the top 67% of the 36 prescription hearing aids we've evaluated, ranking #25 in its category. In our testing, the Orka Two shows a mixed performance profile with clear strengths and weaknesses. Music streaming stands out at 3.3/5, measuring 0.66 points above the category average—a solid result for users who prioritize phone audio quality. Own-voice comfort also performs well at 3.2/5, sitting 0.45 points above average, which may contribute to a more natural listening experience. Feedback handling is excellent at 5.0/5, among the best we've measured. However, speech-in-noise performance is a notable limitation. At 1.4/5, it falls 0.56 points below the category average—a low absolute score that may affect understanding in challenging listening environments like restaurants or group conversations. Speech in quiet fares better at 3.7/5, measuring 0.40 points above average. The Orka Two may suit users who prioritize streaming quality, own-voice comfort, and stability over speech-in-noise performance. Those frequently in noisy environments should note that competitors in this price range, such as the Rexton Reach R-Li T80 at Costco (4.58/5), deliver stronger overall scores. Budget-conscious shoppers might also consider lower-priced alternatives like the Sony CRE-C10, which scored 4.19/5 in our testing.
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