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

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.

RCA Micro
The RCA Micro is a budget-priced behind-the-ear OTC hearing aid released in 2023, earning a C grade with a SoundScore of 2.7/5 in our lab testing. At $399, it sits in the lowest price tier of the OTC category but ranks last among the 65 OTC hearing aids we've tested. In our standardized testing, the RCA Micro shows a significant performance gap compared to category peers. Speech understanding scores are notably low, with speech in quiet at 1.0/5 (1.79 points below the category average) and speech in noise also at 1.0/5 (0.48 points below average). Music streaming scored 0.0/5, falling 1.92 points below the category average—meaning phone audio streaming is essentially non-functional as a feature. The one bright spot is excellent feedback handling at 5.0/5, which is 0.46 points above the category average, indicating stable performance without whistling during normal use. Own-voice comfort is mixed at 2.1/5, sitting 0.41 points below the category average. This suggests wearers may notice some unnatural quality to their own voice during conversations. At this price point, several alternatives deliver substantially stronger performance. The Elehear Beyond, Apple AirPods Pro 2, and Zepp Clarity Omni all fall within the same price range while scoring significantly higher in our testing. The RCA Micro's rechargeable batteries and simple BTE design offer basic convenience, but consumers seeking meaningful speech clarity improvements should consider higher-performing options in this competitive budget segment.
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Performance metrics
Scale 1-5 (Tuned)
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Fitting configuration for tuned fit