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Product Comparison

Cearvol Diamond X1 vs EarCentric EasyCharge

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
Cearvol Diamond X1 Hero
CearvolSoundGrade B

Cearvol Diamond X1

The Cearvol Diamond X1 is a budget-priced OTC hearing aid available for $199, earning a B grade with a SoundScore of 3.7/5 in our lab testing. This visible-in-ear style device ranks #30 among 65 OTC hearing aids tested, placing it in the top 45% of its category. The Diamond X1 delivers a mixed performance profile with one notable strength: music streaming. With a score of 4.1/5, it performs 2.18 points above the category average—a substantial margin that makes it appealing for users who value audio entertainment through their hearing aids. Feedback handling is excellent at 4.5/5, providing stable performance during typical daily movements. Both iPhone and Android streaming are supported with rechargeable batteries for convenience. Speech performance presents a more modest picture. Speech in quiet scores 2.8/5, which is above the category average but only mixed in absolute terms. Speech in noise measures 1.7/5—above the category average of 1.48/5, though still low overall. Own-voice comfort is a weakness at 1.7/5, falling 0.81 points below the category average, which may cause your own voice to sound unnatural or boomy. The Diamond X1 is best suited for budget-conscious consumers who prioritize music and media streaming over maximum speech clarity. Those seeking stronger speech performance in challenging listening environments may want to consider higher-scoring alternatives in this price range, such as the Elehear Beyond or Apple AirPods Pro 2.

EarCentric EasyCharge Hero
EarCentricSoundGrade C

EarCentric EasyCharge

The EarCentric EasyCharge is a budget-priced prescription behind-the-ear hearing aid released in 2023, earning a C grade with a SoundScore of 2.7/5 in our lab testing. At $229, it sits at the entry level of the prescription hearing aid market. In our standardized testing, this device showed a significant performance gap compared to the prescription hearing aid category. Speech clarity scores were notably low, measuring 2.32 points below the category average in quiet environments and 0.96 points below average in noisy settings. Music streaming performance was similarly limited at 0.0/5, falling 2.64 points below average. Own-voice comfort scored 1.9/5, which is 0.85 points below the category norm. The EasyCharge's standout feature is its excellent feedback handling, scoring a perfect 5.0/5—0.29 points above the category average of 4.71. This means users are unlikely to experience whistling or squealing during everyday use. The device also offers convenient rechargeable batteries. Within the same budget price range, the RxEars Rxi achieves significantly stronger overall performance with a 4.09/5 SoundScore. Consumers prioritizing sound quality on a tight budget may find better value elsewhere, though the EasyCharge's feedback stability and rechargeable design could appeal to users with modest amplification needs who value convenience over maximum speech clarity.

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Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
Cearvol Diamond X12.8
EarCentric EasyCharge1.0
Speech in noiseNew
Cearvol Diamond X11.7
EarCentric EasyCharge1.0
Own voice
Cearvol Diamond X11.7
EarCentric EasyCharge1.9
Feedback handling
Cearvol Diamond X14.5
EarCentric EasyCharge5.0
Music streaming
Cearvol Diamond X14.1
EarCentric EasyCharge0.0
Overall fit score
Cearvol Diamond X13.9
EarCentric EasyCharge2.7

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Audio scenes

Using MUSHRA scenes (Tuned)

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Fitting configuration for tuned fit

Cearvol Diamond X1EarCentric EasyCharge
Ear CouplingClosed Dome
Ear CouplingPower Dome with Slits