Phonak Audéo EON Sphere vs. Infinio Ultra Sphere: Which Hearing Aid Is Right?
You’ve decided on Phonak as an excellent choice. Now you’re comparing two RIC hearing aids: the newest Audéo EON Sphere or the established Infinio Ultra Sphere.
Both are proven hearing aids. The question is which generation of technology fits your lifestyle best. At Ear Solutions, we work with both models. The difference comes down to latest innovation versus proven performance. So, what actually makes these two hearing aids different? Let’s take a closer look.
Summary
The Infinio Ultra Sphere features Phonak’s DEEPSONIC™ AI chip and delivers up to 56 hours of battery life. The Audéo EON Sphere is Phonak’s newest with HYPERSONIC™ AI chip, Spheric Speech Clarity 3.0, and WindBlock 2.0, delivering 38 hours of battery life. Both excel with ANY DIRECTION™ technology. Choose based on battery priority (Infinio: 56 hours) or latest features (Audéo EON). Both include EasyGuard™ compatible domes and professional fitting at Ear Solutions.
Key Takeaways
- Infinio Ultra features DEEPSONIC™ AI with up to 56 hours battery
- Audéo EON features HYPERSONIC™ AI with up to 38 hours battery
- Audéo EON is newest with Spheric Speech Clarity 3.0 and WindBlock 2.0
- Infinio Ultra is established with proven Spheric Speech Clarity 2.0
- Both support ANY DIRECTION™ processing
- Both compatible with EasyGuard™ domes
- Audéo EON is 25% smaller, 20% lighter
- Audéo EON supports Auracast™; Infinio Ultra does not
- Both handle mild to profound hearing loss
Choice depends on battery priority vs. latest features
Phonak Infinio Ultra Sphere: Established AI Excellence
The Phonak Infinio Ultra Sphere is Phonak’s proven AI hearing aid platform. It’s a receiver-in-canal (RIC) hearing aidcomfortable, discreet design proven for real-world use.
Official Features:
- DEEPSONIC™ AI Chip for speech-from-noise separation
- Spheric Speech Clarity 2.0 with unlimited voice processing
- ANY DIRECTION™ processing for all-around clarity
- AutoSenseOS™ 7.0 adaptive AI
- Up to 56 hours battery life
- 35% reduced listening effort vs. StereoZoom 2.0
- EasyGuard™ compatible domes
- Universal Bluetooth connectivity
- For mild to profound hearing loss
- Available in 7 colors
Best for: Users who want proven performance, extended battery life, and established technology.
Phonak Audéo EON Sphere: Latest-Generation Innovation
The Audéo EON Sphere is Phonak’s newest flagship. Also a RIC design with enhanced features and latest processing.
Official Features:
- HYPERSONIC™ AI Chip (latest-generation)
- Spheric Speech Clarity™ 3.0 (newest version)
- WindBlock 2.0 (reduces wind noise by up to 50 dB)
- ANY DIRECTION™ for all-around clarity
- AutoSenseOS™ AI 8.0 (latest generation)
- Up to 38 hours battery life
- Auracast™ broadcast audio support
- 37% more efficient & compact
- 25% smaller & slimmer design
- 20% lighter for all-day wear
- EasyGuard™ domes
- Universal connectivity (Phonak Made For All)
- For mild to profound hearing loss
- Available in 8 colors
Best for: Users who want the latest technology, newest speech clarity, wind noise reduction, and compact design.
Comparison of Phonak Audéo EON Sphere vs. Infinio Ultra Sphere
| Feature | Infinio Ultra Sphere | Audéo EON Sphere |
|---|---|---|
|
Hearing Aid Type |
Receiver-in-Canal (RIC) |
Receiver-in-Canal (RIC) |
|
AI Chip |
DEEPSONIC™ (Dedicated AI Chip) |
HYPERSONIC™ (Latest-Generation) |
|
Speech Clarity Technology |
Spheric Speech Clarity 2.0 |
Spheric Speech Clarity 3.0 |
|
Any Direction Processing |
ANY DIRECTION™ |
ANY DIRECTION™ |
|
Wind Noise Reduction |
Standard |
WindBlock 2.0 (up to 50 dB reduction) |
|
Auracast™ Support |
No |
Yes |
|
AutoSenseOS Version |
7.0 |
8.0 (Latest) |
|
Battery Life |
Up to 56 hours |
Up to 38 hours |
|
Efficiency |
30% more efficient with DEEPSONIC |
37% more efficient & compact |
|
Size |
Standard |
25% smaller & slimmer |
|
EasyGuard™ Compatible |
Yes (compatible) |
Yes (designed for EasyGuard™) |
|
Universal Connectivity |
Yes |
Yes (Phonak Made For All) |
|
Hearing Loss Range |
Mild to profound |
Mild to profound |
|
Design Style |
Proven platform |
Latest generation (New) |
|
Listening Effort Reduction |
Up to 35% (vs. StereoZoom 2.0) |
Advanced with AI 8.0 |
|
Available Colors |
7 options |
7 options |
|
Status |
Established |
Newest (2026) |
Key Differences Explained:
Speech Clarity: Infinio Ultra features Spheric Speech Clarity 2.0; Audéo EON features the newest Spheric Speech Clarity 3.0.
Wind Noise: Audéo EON includes WindBlock 2.0, which reduces wind noise by up to 50 dB. Infinio Ultra has standard noise processing.
Battery Life: Infinio Ultra delivers up to 56 hours of battery life. Audéo EON delivers up to 38 hours of battery life.
Technology Generation: Infinio Ultra uses DEEPSONIC™ AI chip; Audéo EON uses HYPERSONIC™ AI chip (latest generation).
Design: Audéo EON is 25% smaller, slimmer, and 20% lighter than previous generation, with newest compact engineering.
Auracast™: Audéo EON supports Auracast™ broadcast audio access in theaters, museums, and lecture halls. Infinio Ultra does not have this feature.
Size & Comfort: Both are RIC designs and comfortable. Audéo EON offers a more compact profile.
Which One Should You Choose?
Think about what matters most for your hearing life.
Choose Infinio Ultra Sphere if:
- You want extended battery life (up to 56 hours)
- You prefer a proven, established platform
- Spheric Speech Clarity 2.0 performance meets your needs
- All-day listening without frequent charging is important
Choose Audéo EON Sphere if:
- You want Phonak’s latest-generation technology
- You prefer the newest Spheric Speech Clarity 3.0
- You value wind noise reduction with WindBlock 2.0
- You want Auracast™ broadcast audio support
- You prefer a more compact, lightweight design
- You want the newest-generation AI processing (AutoSenseOS™ 8.0)
Conclusion
Both models deliver proven Phonak performance. Choose Infinio Ultra for extended battery (56 hours) and established Spheric Speech Clarity 2.0. Choose Audéo EON for the latest technology, Spheric Speech Clarity 3.0, WindBlock 2.0, Auracast™, and compact design.
Both support ANY DIRECTION™, universal Bluetooth, and EasyGuard™ domes. Trial periods at Ear Solutions let you test both in real-world environments before deciding.
At Ear Solutions, we have 16+ locations across New York, Massachusetts, and Connecticut. Whether you choose Infinio Ultra or Audéo EON, you’ll get professional fitting and support.
Schedule a consultation at your nearest location. We’ll run a comprehensive hearing test and help you experience both models. Call today or visit earsolutions.us. Better hearing is within reach.
FAQs
What is the main difference between these models?
Audéo EON is Phonak’s newest with HYPERSONIC™ chip and Spheric Speech Clarity 3.0. Infinio Ultra is established with the DEEPSONIC™ chip and Spheric Speech Clarity 2.0. Audéo EON offers the latest tech; Infinio Ultra offers 56-hour battery life vs. 38 hours.
Which has better battery life?
Infinio Ultra delivers 56 hours; Audéo EON delivers 38 hours. Battery runtime depends on hearing loss, sound classification, streaming, and feature use.
Does Audéo EON reduce wind noise?
Yes. WindBlock 2.0 reduces wind noise up to 50 dB. Infinio Ultra has standard noise processing without dedicated wind noise reduction.
What is Auracast™?
Auracast™ lets you stream audio directly to hearing aids in theaters, museums, and lecture halls. Only Audéo EON supports it.
Can I try both models?
Yes. Both models come with trial periods at Ear Solutions so you can test in real-world situations.
Which model is smaller?
Audéo EON is 25% smaller, slimmer, and 20% lighter than the previous generation. Both use RIC design.
