Features
- Spheric Speech Clarity – powered by the DEEPSONIC™ AI chip to instantly separate speech from noise in 360 degrees.
- Universal Bluetooth® connectivity – pair with up to 8 devices and enjoy two active concurrent connections for easy switching.
- Advanced Rechargeability – a full day of hearing, including Spheric Speech Clarity, with a convenient plug-in charging case.
- StereoZoom 2.0 and Dynamic Noise Cancellation – smoother, faster adaptation to challenging acoustic environments.
- SmartSpeak technology – clear, natural-sounding voice alerts and notifications.
- Enhanced Waterproofing – featuring an IP68 rating for high-level protection against dust and water.
- Compatible with the myPhonak app – allowing for remote support, health data tracking, and personalised sound adjustments.










Infinio Sphere i90
Infinio Sphere i70
Infinio i50
Noise reduction
Premium (DEEPSONIC AI): 10dB SNR improvement
Advanced: High-level adaptation, no AI chip
Standard: Basic comfort in light-to-moderate noise
Direction of mic
360° Spheric Clarity: Extracts speech from all directions
Front-focused: StereoZoom 2.0 and SpeechSensor
Fixed Directional: Focuses on sounds in front
Number of speakers
Unlimited: Real-time AI separates multiple voices
Groups (3-5+): Strong support for group settings
Small Groups (1-3): Best for one-on-one or quiet groups
Recharge
Yes: Up to 34 hours of battery life
Yes: Up to 34 hours of battery life
Yes: 16-24 hours typical use
Bluetooth
Yes: Connect 8 devices, 2 active
Yes: Connect 8 devices, 2 active
Yes: Connect 8 devices, 2 active
Price
£3,895
£3,695
£3,395
Pricing & Features
Noise Reduction:Premium (DEEPSONIC AI): 10dB SNR improvement
Direction of mic: 360° Spheric Clarity: Extracts speech from all directions
Number of speakers: Unlimited: Real-time AI separates multiple voices
Recharge: Yes: Up to 34 hours of battery life
Bluetooth: Yes: Connect 8 devices, 2 active
Price: £3,895
Noise Reduction: Advanced: High-level adaptation, no AI chip
Direction of mic: Front-focused: StereoZoom 2.0 and SpeechSensor
Number of speakers: Groups (3-5+): Strong support for group settings
Recharge: Yes: Up to 34 hours of battery life
Bluetooth: Yes: Connect 8 devices, 2 active
Price: £3,695
Noise Reduction:Standard: Basic comfort in light-to-moderate noise
Direction of mic: Fixed Directional: Focuses on sounds in front
Number of speakers: Small Groups (1-3): Best for one-on-one or quiet groups
Recharge: Yes: 16-24 hours typical use
Bluetooth: Yes: Connect 8 devices, 2 active
Price: £3,395




Available colours
Dark Champagne
Silver
Black
Deep Brown
Sandy Brown
Graphite
Beige
Get in touch today
Interested in Phonak Infinio Sphere hearing aids?
Contact The Hearing Specialist today to book a no-obligation hearing test and consultation. Click the button below to book an appointment online, call us on 020 8150 7178, or fill out the form below and we’ll get back to you.