Price per pair $799–$2,950 $297–$397 $249 $3,500–$4,000 $1,540–$5,545 $2,150–$5,945
Type OTC OTC OTC Prescription Prescription Prescription
Hearing aid style Completely-in-canal Completely-in-canal Completely-in-canal Invisible-in-canal Invisible-in-canal In-the-ear, completely-in-canal, invisible-in-canal
Battery type Rechargeable Rechargeable Rechargeable Disposable Disposable Disposable
Bluetooth Yes (adjustments only, no streaming) No No No Yes (adjustments only, no streaming) Yes
Adjustments Phone app or remote support Buttons on the hearing aid With company-provided screwdriver Audiologist or remote control Phone app, remote support, in-person, or remote control Phone app, remote support, and in-person
Warranty 1–2 years 1 year 1 year Depends on retailer Depends on retailer Depends on retailer