Phonak Audéo EON Sphere vs Widex Allure RIC 440
Side-by-side HearAdvisor lab results with SoundGrades, expert pick badges, and the same visualizations we use in product reviews.
Choice

Phonak Audéo EON Sphere
The Phonak Audéo EON Sphere is a premium behind-the-ear prescription hearing aid priced at $4,398. In HearAdvisor's lab testing, it earned a SoundScore of 5.0/5 and an A grade, placing it among the top performers in the prescription hearing aid category. Speech performance stands out as this device's greatest strength. Speech in noise scored an excellent 4.5/5, a full 2.53 points above the category average of 1.96/5—a substantial margin that makes this one of the strongest performers in challenging listening environments. Speech in quiet also performed well at 4.3/5, nearly a full point above the category average. These results suggest the Audéo EON Sphere may be particularly well-suited for users who frequently encounter noisy social settings or group conversations. Music streaming delivered a solid 3.7/5, more than a point above the category average of 2.64/5, indicating above-average audio fidelity for phone-streamed content. Own-voice comfort scored 2.8/5, which sits just above the category average but reflects mixed absolute performance—users sensitive to occlusion effects should discuss this with their hearing care provider. Feedback handling scored an excellent 4.6/5 in absolute terms, though it lands slightly below the category average of 4.71/5. The Audéo EON Sphere represents Phonak's latest premium technology and delivers strong results across most metrics in our standardized testing. It's best suited for users prioritizing speech clarity in difficult listening situations who are prepared for the premium price point.
Choice

Widex Allure RIC 440
The Widex Allure RIC 440 is a premium prescription hearing aid released in 2025, earning an A grade with a SoundScore of 4.7/5 in HearAdvisor lab testing. Priced at $4,398, it ranks #6 among 36 prescription hearing aids tested, placing it in the top 14% of its category. This device excels in speech intelligibility in quiet environments, scoring 4.4/5—a strong result that sits 1.12 points above the category average. Speech in noise performance reaches 2.3/5, which is above the category average by 0.34 points but remains mixed in absolute terms. Own-voice comfort scores a solid 3.0/5, slightly above average for the category. The Allure RIC 440 shows a notable weakness in feedback handling, scoring 1.7/5—a low result that falls 3.01 points below the category average. This is an important consideration for users who may encounter feedback-prone situations. Music streaming performance is mixed at 2.7/5, essentially matching the category average. With rechargeable batteries, iPhone and Android streaming, and hands-free calling capability, the Allure RIC 440 offers modern connectivity features. In our testing, this device performed exceptionally well right out of the box, with a normalized Initial Score of 4.8/5. It's best suited for users who prioritize clear speech understanding in quieter settings and value strong initial performance with minimal adjustment.
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Performance metrics
Scale 1-5 (Tuned)
Lab metric by fit
Scale 1-5 (Tuned)
Speech level
Adjust input dB (Tuned)
Amplification (REIG)
Insertion gain at 65 dB (Tuned)
Fitting configuration for tuned fit