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Product Comparison

RxEars Rxi vs Sony CRE-C20

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
Expert Choice
Expert
Choice
RxEars Rxi Hero
RxEarsSoundGrade 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 represents one of the most affordable options in the prescription hearing aid category while still delivering solid overall performance. Speech clarity is a notable strength for this device. In quiet listening environments, the Rxi scores 4.3/5, which is 0.97 points above the category average—a strong result that should benefit users in conversational settings at home or in calm environments. Speech understanding in noisy conditions scores 2.1/5, slightly above the category average by 0.16 points, though this remains mixed in absolute terms and may present challenges in demanding acoustic situations like busy restaurants. Feedback handling is excellent at 4.7/5, essentially matching the category average and indicating reliable stability during daily wear. However, the Rxi shows notable limitations in other areas. Own-voice comfort scores 1.6/5, falling 1.15 points below the category average, which may result in a hollow or boomy perception of your own voice. Music streaming is not supported, scoring 0.0/5—a significant gap of 2.64 points below category average that buyers should consider if streaming audio matters to them. The RxEars Rxi is best suited for budget-conscious consumers who prioritize speech clarity in quieter environments and don't require streaming capabilities. Its invisible form factor and disposable battery design offer convenience, though those seeking better own-voice comfort or music features should explore alternatives.

Sony CRE-C20 Hero
SonySoundGrade B

Sony CRE-C20

The Sony CRE-C20 is an invisible-in-ear OTC hearing aid priced at $999, earning a B grade with a SoundScore of 3.6/5 in our lab testing. This mid-priced device offers a discreet form factor with rechargeable batteries, positioning it in the upper tier of the OTC market. In our testing, the CRE-C20 demonstrates notable strengths in speech clarity. Speech in quiet scores 4.1/5—a strong result that sits 1.33 points above the OTC category average. Speech in noise performance reaches 2.7/5, which is 1.24 points above the category average, though only mixed in absolute terms. Own voice comfort scores 2.9/5, slightly above average for the category at +0.39 points. The device shows significant limitations in other areas. Music streaming scored 0.0/5, falling 1.92 points below the category average—this invisible-in-ear design does not support audio streaming functionality. Feedback handling registers at 3.9/5, which is solid in absolute terms, though 0.64 points below the category average of 4.54/5. The CRE-C20 demonstrates meaningful improvement with proper adjustment. The normalized Initial Score of 3.4/5 improves to 4.2/5 when tuned, suggesting users who invest time in optimization will see better results. Within its price range, alternatives like the Sony CRE-E10 (4.69/5) and Lexie B2 Plus (4.43/5) score higher overall. The CRE-C20 is best suited for users prioritizing discretion and speech clarity who don't need music streaming capabilities.

Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
RxEars Rxi4.3
Sony CRE-C204.1
Speech in noiseNew
RxEars Rxi2.1
Sony CRE-C202.7
Own voice
RxEars Rxi1.6
Sony CRE-C202.9
Feedback handling
RxEars Rxi4.7
Sony CRE-C203.9
Music streaming
RxEars Rxi0.0
Sony CRE-C200.0
Overall fit score
RxEars Rxi4.1
Sony CRE-C204.2

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Fitting configuration for tuned fit

RxEars RxiSony CRE-C20
Ear CouplingClosed Dome
Ear CouplingSleeve Vented
Receiver
ReceiverIntegrated in device
Fitting Formula
Fitting FormulaProprietary manufacturer default
Listening Program
Listening ProgramDefault
Volume Setting
Volume Setting100% (Max volume)
Software Version
Software VersionFirmware v3.1.0.15005
Tuning Adjustments
Tuning AdjustmentsOn-ear assessment performed, Loudness match set at +1 to balance devices binaurally, Sound balance set to +4 More Sharp, Fine tuning performed and left at "Solution 05", Other settings at manufacturer defaults
Notes
Notesn/a