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Product Comparison

EarCentric EasyCharge vs Otofonix Helix

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
EarCentric EasyCharge Hero
EarCentricSoundScore 2.7Grade C

EarCentric EasyCharge

The EarCentric EasyCharge is a budget-priced prescription hearing aid available for $229, earning a C grade with a SoundScore of 2.7/5 in our lab testing. This behind-the-ear rechargeable device ranks #36 of 39 prescription hearing aids tested, placing it in the bottom tier of its category. In our standardized testing, the EasyCharge demonstrates a stark performance divide. Its standout strength is feedback handling, scoring an excellent 5.0/5—slightly above the category average of 4.72. This means users can expect stable performance without whistling during typical daily activities. However, speech clarity metrics tell a different story: speech in quiet scores just 1.0/5, which is 2.40 points below the category average, and speech in noise also scores 1.0/5, falling 1.11 points below average. Music streaming scored 0.0/5, indicating this device is not suitable for audio enjoyment. Own-voice comfort is also limited at 1.9/5, which is 0.80 points below the prescription hearing aid average of 2.70. The device showed no improvement between initial and tuned fitting conditions, with both scoring 2.7/5. At this price point, shoppers should note that alternatives exist with meaningfully better performance. The RxEars Rxi, available in the same price range, scores 4.07/5. The EasyCharge may appeal to those prioritizing feedback-free operation on a tight budget, but its low speech clarity scores suggest significant limitations for everyday conversation.

Otofonix Helix Hero
OtofonixSoundScore 2.6Grade C

Otofonix Helix

The Otofonix Helix is a behind-the-ear amplification product released in 2021, priced at $695. In HearAdvisor's lab testing, it earned a C grade with a SoundScore of 2.6/5, ranking #7 of 8 devices in the Amplification Product category. The Helix demonstrates one clear strength: excellent feedback handling at 5.0/5, which is 0.72 points above the category average. This means users are unlikely to experience whistling or squealing during typical use. However, the device shows significant limitations in other areas. Speech clarity scores are low in both quiet (1.0/5) and noisy (1.0/5) environments, falling below category averages by 1.11 and 0.37 points respectively. Own-voice comfort is notably weak at 0.3/5 in the tuned configuration, measuring 2.34 points below the category average. This suggests users may find their own voice sounds unnatural or boomy. Music streaming capability scored 0.0/5, indicating this device is not suitable for those who want to stream audio content. Consumers in this price range have substantially higher-performing alternatives available. The Sennheiser Conversation Clear Plus scores 4.04/5, while the HearingAssist Micro achieves 3.54/5. Those seeking similar performance at a lower price point might consider the Otofonix Encore or RCA Micro. The Helix may appeal to users who prioritize feedback-free amplification over speech clarity or streaming features, but most shoppers will find better value elsewhere in this category.

Performance metrics

Scale 1-5 (Tuned)

Lab metric by fit

Scale 1-5 (Tuned)

Speech in quietNew
EarCentric EasyCharge1.0
Otofonix Helix1.0
Speech in noiseNew
EarCentric EasyCharge1.0
Otofonix Helix1.0
Own voice
EarCentric EasyCharge1.9
Otofonix Helix0.3
Feedback handling
EarCentric EasyCharge5.0
Otofonix Helix5.0
Music streaming
EarCentric EasyCharge0.0
Otofonix Helix0.0
Overall fit score
EarCentric EasyCharge2.7
Otofonix Helix2.5

Speech level

Adjust input dB (Tuned)

Amplification (REIG)

Insertion gain at 65 dB (Tuned)

Audio scenes

Recorded samples (Tuned)

Fitting configuration for tuned fit

EarCentric EasyChargeOtofonix Helix
Ear CouplingPower Dome with Slits
Ear CouplingClosed Dome