Back to Comparisons
Product Comparison

Linner Mercury vs RxEars Rxi

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

Uses Official HearAdvisor Lab Data
Linner Mercury Hero
LinnerSoundScore 3.0Grade B

Linner Mercury

The Linner Mercury is a budget OTC hearing aid priced at $387, earning a B grade with a SoundScore of 3.0/5 in our lab testing. This visible-in-ear style device ranks #60 of 65 in the OTC Hearing Aid category, positioning it in the lower tier of available options. In our standardized testing, the Mercury demonstrates excellent feedback handling at 4.7/5, scoring 0.16 points above the category average. This means users are unlikely to experience whistling or squealing during typical wear. However, the device shows limitations in other key areas. Speech in quiet scores 2.2/5, falling 0.62 points below the category average, while speech in noise performance is low at 1.0/5, sitting 0.48 points below average. Own-voice comfort is also low at 1.6/5, measuring 0.91 points below the category average. The most significant limitation is music streaming, which scores 0.0/5—a full 1.92 points below the category average. Users who plan to stream phone calls or music through their hearing aids should consider alternatives. At this price point, competitors like the Elehear Beyond and Apple AirPods Pro 2 offer substantially higher overall scores. The Linner Mercury may suit budget-conscious first-time users who prioritize stable, feedback-free wear over streaming capabilities or challenging listening environments. However, those seeking better speech clarity or music quality should explore other options in this price range.

Expert Choice
Expert
Choice
RxEars Rxi Hero
RxEarsSoundScore 4.1Grade A

RxEars Rxi

The RxEars Rxi is a budget-priced prescription hearing aid in an invisible-in-ear style, earning an A grade with a SoundScore of 4.1/5 in our lab testing. At $499, it ranks #24 of 39 prescription hearing aids tested, placing it in the top 59% of its category. This device demonstrates notable strengths in speech understanding in quiet environments, scoring 4.3/5—a strong result that sits 0.89 points above the category average of 3.40/5. Feedback handling is excellent at 4.7/5, providing stable performance during movement without the whistling that can plague some hearing aids. Speech in noise performance is mixed at 2.1/5, essentially matching the category average. The RxEars Rxi has significant limitations to consider. Own-voice comfort scores low at 1.6/5, falling 1.10 points below the category average—users may notice their own voice sounds unnatural or boomy. Music streaming is not supported, scoring 0.0/5, which is 2.76 points below the category average. This device uses disposable batteries rather than rechargeables. The RxEars Rxi is best suited for users who prioritize discreet cosmetics and clear speech understanding in quieter settings, and who don't need music streaming capabilities. Those sensitive to own-voice quality or who frequently listen to streamed audio should explore alternatives.

We independently review each item we recommend and appreciate your trust and support. When you buy through our links, we may earn a commission. Learn More.

Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Linner Mercury2.2
RxEars Rxi4.3
Speech in noiseNew
Linner Mercury1.0
RxEars Rxi2.1
Own voice
Linner Mercury1.6
RxEars Rxi1.6
Feedback handling
Linner Mercury4.7
RxEars Rxi4.7
Music streaming
Linner Mercury0.0
RxEars Rxi0.0
Overall fit score
Linner Mercury3.0
RxEars Rxi4.1

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

Linner MercuryRxEars Rxi
Ear CouplingPower Dome
Ear CouplingClosed Dome