Sony CRE c20 hearing aids: review

The sleeve is the soft silicone tip that seals the CRE-C20 in your ear canal, and choosing the right type matters as much as choosing the right size. Sony offers two styles, and the difference is meaningful.

• The Sony CRE-C20 OTC hearing aid closed sleeve ships in the box as standard. It creates a full seal, blocking unwanted external noise so conversations come through more clearly. The trade-off is occlusion — that plugged-up sensation many wearers dislike, along with hearing your own voice unnaturally.
• Vented sleeves, sold separately, solve that problem. Their design allows airflow and lets more ambient sound pass through, reducing the plugged-ear feeling and producing a more natural listening experience. They're particularly suited to people with high-frequency hearing loss, whose low-frequency hearing is still intact and doesn't need blocking.
• Both types come in four sizes — XS, S, M, and L — to fit different ear canals, sold in packs of three pairs (roughly $15–$29 depending on retailer). One important compatibility note: CRE-C20 sleeves do not fit the older CRE-C10 or CRE-E10 models.
• Replace them roughly every three months for optimal performance. One owner's practical advice: experiment with both vented and closed sleeves to find what works for your ears.

Yes. The Sony CRE-C20 is a genuine over-the-counter (OTC) hearing aid — a category the FDA formally established in October 2022, allowing adults to buy hearing aids directly without a prescription, medical exam, or professional fitting.

• More specifically, the CRE-C20 falls into the self-fitting OTC subcategory. This is an important distinction. Rather than shipping with generic preset amplification levels like simpler devices, the C20 runs an onboard hearing check that plays tones through the hearing aids themselves, then programs the devices to your individual hearing profile. You control the entire process through the Sony Hearing Control app, available for iPhone and Android, with setup and the onboarding test taking roughly 20–30 minutes.
• After the initial fitting, you can refine the sound through the app's main screens, and a Fine Tuning feature addresses specific issues like background noise or sudden loud sounds. Reviewers note Sony has worked to replicate much of what an audiologist would normally do.
• Two important limits: the CRE-C20 is intended for adults 18 and older with perceived mild to moderate hearing loss in both ears — not for severe or profound loss — and self-fitting requires reasonable comfort with smartphones.

• Both are invisible-in-canal OTC hearing aids for mild to moderate hearing loss, rechargeable, self-fitted through an app, and neither supports Bluetooth streaming. The differences come down to price and measured performance.
• Price is the biggest gap. The Sony CRE-C20 costs $999 versus the Eargo 8's $2,399 — roughly $1,400–$1,700 apart. The earlier Eargo 7 sat around $2,600, so Eargo has consistently occupied the premium end.
• Lab testing favors Sony decisively. HearAdvisor gave the CRE-C20 a B grade (ranked #21 of 56), while the Eargo 8 earned only a C (2.85/5, #39 of 61) — below the category average of 3.47. HearingTracker's expert value score reflects this bluntly: Sony 3.3/5 against Eargo 2.0/5, noting Eargo's performance doesn't match its price.
• Where Eargo wins. Own-voice comfort and feedback handling, plus access to remote hearing professionals — Sony's support is limited to phone and email.

Bottom line: The C20 delivers substantially better sound for far less. Eargo suits those prioritizing own-voice comfort, feedback control, and included professional support.

The Sony CRE-C20 launched at a list price of $999.99 per pair in September 2024, positioning it as a mid-priced OTC option. That figure remains the official reference point across expert reviews, with HearAdvisor, HearingTracker, and Soundly all citing $999.

• In practice, though, most US buyers now pay considerably less. Discounts have become common: Techlicious reported the C20 dropping to $848 (a 15% saving) in mid-2025, calling it the lowest price seen at that point. By June 2026, deal listings showed the aids at $499 — half the original list price. On the secondary market, eBay listings range from roughly $489 to $740 for new or open-box units.
• There's a clear reason for the downward drift. HearingTracker reported in April 2026 that Sony's OTC hearing aids have been discontinued and removed from Sony's website, with manufacturer WS Audiology confirming warranty and service obligations will still be honored. Remaining stock is being cleared at steep discounts.
• For context within the range, the CRE-C10 originally sold for $900 and the Bluetooth-enabled CRE-E10 for $1,099.
• Realistic expectation today: somewhere between $500 and $850, depending on the seller — though availability is shrinking. Confirm stock and warranty terms before buying.

The CRE-C20 arrives well-equipped, and its consumable parts are designed to be replaced at home — a point several owners single out as a genuine advantage over clinic-dependent devices.

• In the box. The kit includes four sizes of closed sleeves designed to fit snugly in the ear canal for comfort and retention, plus wax guards. HearingTracker called the latter a welcome inclusion, since clogged receiver ports are almost inevitable with in-ear devices. WS Audiology has emphasized consumer education around care and maintenance, which matters directly for how long OTC devices last.
• Charging case. The portable rechargeable case holds up to three additional full charges, with a magnet snapping the aids securely into place — giving roughly 84 extra hours beyond the 28-hour battery.
• Wax guards. Replacements are Signia/Connexx NanoCare 3.0 filters, since Sony's line is built by WS Audiology. Sets typically include 8 filters with an applicator, giving about a four-month supply. They change at home in two simple steps.
• Sleeves. Vented and closed sleeves are sold separately in XS, S, M, and L, in packs of three pairs.
• Bundles. Some retailers offer six-month supply kits combining domes, wax filters, and cleaning tools, plus optional damage-and-loss protection plans.

The CRE-C20 is the successor to Sony's original CRE-C10, and the headline difference is power. Sony didn't fix what wasn't broken physically — the two are essentially identical in size and shape, with the same discreet, nearly invisible completely-in-canal design at 18mm and roughly one gram.

• The defining upgrade is that the CRE-C20 is rechargeable. It uses a permanently built-in lithium-ion battery delivering up to 28 hours per charge, with a portable case holding three additional charges. The C10 instead runs on disposable size 10 batteries — offering an impressive 70 hours of continuous use, but with the ongoing cost and fiddliness of replacements. As Techlicious noted, without the C10's ongoing battery expense, the C20 can effectively be considered cheaper despite its higher sticker price.
• Beyond rechargeability, the C20 adds subtly enhanced speech clarity, richer sound quality, several additions to the app and self-fitting process, and new closed sleeves in four sizes. Both share single-mic directionality, an Auto Sound Analyzer prioritizing speech, and — importantly — neither supports Bluetooth streaming.

Note: HearingTracker reported in April 2026 that Sony's OTC hearing aids have been discontinued, though WS Audiology will honor warranties.

The Sony | Hearing Control app is not optional — it's the only way to set up and control the CRE-C20, since the device has no onboard buttons. Here's what's worth knowing before you buy.