Elehear Alpha vs Sontro Soundwave
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.

Elehear Alpha
The Elehear Alpha is a budget-priced OTC hearing aid released in 2023, earning a B grade with a SoundScore of 3.3/5 in our lab testing. At $299, it sits in the most affordable price tier for over-the-counter devices, though its overall performance ranks #44 of 65 OTC hearing aids tested. This behind-the-ear device presents a distinctive performance profile with notable strengths and weaknesses. Music streaming stands out as exceptional, scoring 4.2/5—a strong result that's 2.28 points above the category average. Feedback handling is also excellent at 5.0/5, meaning users can expect stable performance without whistling issues. However, core speech understanding metrics fall below category norms: speech in quiet scores a mixed 2.1/5 (0.73 points below average), while speech in noise is low at 1.0/5 (0.48 points below average). Own-voice comfort is a significant limitation, scoring just 0.7/5—a low result that's 1.81 points below the category average. This suggests users may experience noticeable occlusion effects when speaking. The Elehear Alpha is best suited for budget-conscious consumers who prioritize music and media streaming over speech clarity in challenging environments. Those needing stronger speech performance should consider alternatives like the Elehear Beyond or Olive Union Air, which offer better sound scores at similar or lower price points. For users primarily streaming podcasts, audiobooks, or music who have modest speech amplification needs, the Alpha's excellent streaming quality and feedback stability may justify its trade-offs.

Sontro Soundwave
The Sontro Soundwave is a mid-priced OTC hearing aid that earns a B grade with a SoundScore of 3.0/5 in our lab testing. At $849, this behind-the-ear device uses disposable batteries and sits in the lower tier of OTC performance, ranking #61 of 65 devices in its category. The Soundwave's strongest attribute is own-voice comfort, scoring 3.6/5—a solid result that sits 1.09 points above the OTC category average. This makes it relatively comfortable for wearers who are sensitive to hearing their own voice sound unnatural or boomy. However, other performance areas present significant limitations. Speech clarity scores are below average in both quiet and noisy environments. Speech in quiet scores 2.7/5 (0.12 points below average), while speech in noise drops to 1.2/5 (0.28 points below average). Feedback handling is a notable weakness at 2.5/5, falling 2.04 points below the category average of 4.54/5. Perhaps most limiting is the music streaming score of 0.0/5, indicating this device does not support phone audio streaming—a feature many competitors in this price range offer. Consumers prioritizing own-voice comfort on a moderate budget may find the Soundwave acceptable, but those seeking strong speech clarity or streaming capability should consider alternatives. Several higher-performing OTC devices are available at similar or lower price points, including options like the Lexie Lumen or HearingAssist Control that deliver comparable or better overall sound quality.
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