Signia Styletto AX vs Widex Allure RIC 440

The Signia Styletto AX is a premium prescription behind-the-ear hearing aid that earned an A grade with a SoundScore of 4.3/5 in our lab testing, ranking #21 of 39 prescription hearing aids tested. Priced at $4,398, this 2022 release features a distinctive slim design with rechargeable batteries and iPhone streaming capability. In our testing, the Styletto AX demonstrated strong speech clarity in quiet environments, scoring 4.0/5—0.63 points above the category average. Speech in noise performance was above average at 2.3/5 (+0.17 vs category), though this remains mixed in absolute terms, suggesting challenging listening situations may still require additional strategies. Own-voice comfort scored a solid 3.0/5, sitting 0.30 points above average. Music streaming quality measured 3.1/5, performing 0.34 points above the category average for solid audio fidelity when streaming from compatible devices. Feedback handling scored 3.9/5—solid in absolute terms, though 0.82 points below the category average of 4.72/5, which is worth noting if feedback stability is a priority. The Styletto AX has earned Expert's Choice Awards in both 2023 and 2024. However, buyers in this premium price tier should be aware that several competitors offer higher SoundScores, including the Phonak Sphere Infinio (4.98/5) and Oticon Intent (4.83/5). The Styletto AX may appeal most to those prioritizing its sleek aesthetic and strong quiet-environment speech performance over maximum scores in noise or feedback handling.

The Widex Allure RIC 440 is a premium prescription hearing aid released in 2025, priced at $4,398. In HearAdvisor's lab testing, it earned an A grade with a SoundScore of 4.7/5, ranking #7 among 39 prescription hearing aids tested—placing it in the top 15% of its category. This device delivers excellent speech clarity in quiet environments, scoring 4.4/5—a strong result that sits 1.04 points above the category average of 3.40/5. Speech understanding in noisy settings scores 2.3/5, which is above the category average but only mixed in absolute terms. Own-voice comfort is solid at 3.0/5, sitting 0.30 points above average. The most significant limitation is feedback handling, which scores just 1.7/5—a low result that falls 3.02 points below the category average of 4.72/5. Music streaming performance is mixed at 2.7/5, essentially matching the category average. These feedback challenges may require careful management during fitting and daily use. The Allure RIC 440 features rechargeable batteries, iPhone and Android streaming, and hands-free calling capability. At this premium price point, competitors like the Phonak Sphere Infinio (4.98/5) and Oticon Intent (4.83/5) offer higher overall scores. This hearing aid is best suited for users who prioritize speech clarity in quieter listening situations and can work with their hearing care professional to manage feedback limitations.