iBstone AuraLink vs Linner Saturn
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.

iBstone AuraLink
The iBstone AuraLink is a mid-priced OTC hearing aid released in 2024, earning a B grade with a SoundScore of 3.6/5 in HearAdvisor's lab testing. This behind-the-ear device ranks #33 among 65 tested OTC hearing aids, placing it in the top 49% of its category. In our testing, the AuraLink shows a distinctive performance profile with notable strengths in audio entertainment. Music streaming scored a solid 3.6/5, measuring 1.68 points above the category average—a standout result for an OTC device. Feedback handling earned an excellent 5.0/5, sitting 0.46 points above average, meaning users should experience minimal whistling during daily wear. However, speech clarity presents a different picture. Speech in quiet scored a mixed 2.3/5, falling 0.47 points below the category average of 2.79. Speech in noise performance was low at 1.0/5, trailing the already modest category average by 0.48 points. Own-voice comfort scored 2.7/5, slightly above average but only mixed in absolute terms. At $649, the AuraLink faces competition from alternatives offering similar or better sound performance at lower prices, including the iHear MatriX and Olive Union Max. The AuraLink may appeal to users who prioritize music and media streaming over speech enhancement, but those seeking stronger speech clarity should explore other options in this price range.

Linner Saturn
The Linner Saturn is a budget-priced OTC hearing aid that earned a B grade with a SoundScore of 3.6/5 in our lab testing. At $168, it sits in the most affordable tier of the OTC market and ranks #34 of 65 OTC hearing aids tested. In our testing, the Saturn demonstrated a notable strength in speech clarity during quiet environments, scoring 3.9/5—a solid result that's 1.10 points above the OTC category average. This suggests the device handles everyday conversations in calm settings reasonably well. Feedback handling also performed strongly at 4.4/5, though this sits slightly below the category average of 4.54/5. The Saturn shows meaningful limitations in other areas. Speech in noise scored just 1.1/5, falling 0.38 points below the category average—a low result that may affect performance in restaurants, group gatherings, or other challenging listening environments. Own-voice comfort scored 1.5/5, which is 1.01 points below average and low in absolute terms, suggesting some users may notice their own voice sounds unnatural. Music streaming scored 0.0/5, indicating this device is not suited for audio entertainment purposes. The Linner Saturn may appeal to budget-conscious consumers who primarily need help hearing speech in quieter environments and don't require music streaming capabilities. However, buyers seeking better noise handling or streaming features should consider alternatives in this price range, such as the higher-scoring Elehear Beyond or Apple AirPods Pro 2.
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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)
Fitting configuration for tuned fit