Starkey Signature Series 20 Hearing Aids
Price Each:  £1695  |  Price Pair:  £3095
In the Ear
Fitting Styles:Â CIC, IIC
Warranty:Â Â 5 years
Charger: Rechargeable CIC an additional £100 per aid
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Technology rating
Starkey Signature Series 20 Hearing Aids Overview
The Starkey Signature Series 20 sits in the middle of Starkey's Signature range, offering dependable hearing aid performance without the bells and whistles of the flagship models.
This is American engineering focused on getting the fundamentals right - clear speech understanding, reliable performance, and features that actually matter in everyday life. For people who want quality hearing support without paying for technology they won't use, the Series 20 makes quite a lot of sense.
Acuity OS Operating System
The Series 20 runs on Starkey's Acuity OS platform, which is a generation behind the newer Genesis AI system found in the Series 24. Now, before that sounds disappointing, it's worth noting that Acuity OS is still a very capable technology that's been refined over several years.
It processes sound naturally and does an excellent job with speech clarity - it just doesn't have the 80 million adjustments per hour that the premium models boast. For most listening situations, you honestly won't notice the difference.
Speech in Noise Performance
Here's where the Series 20 shows its quality. The noise reduction and speech enhancement work together to help you follow conversations in moderately challenging environments.
It won't match the Series 24's performance in extremely noisy situations - that's where the extra processing power matters - but for everyday scenarios like family gatherings, restaurants, and social events, the Series 20 does a genuinely good job of separating speech from background noise.
Feedback Cancellation
The adaptive feedback canceller prevents that annoying whistling sound that plagued older hearing aids. It works continuously to stop feedback before it starts, though it's not quite as sophisticated as the motion-based feedback cancellation in the Series 24.
You'll still get reliable performance when using the phone or wearing hats, which is what matters for daily comfort.
Multiflex Tinnitus Technology
For people dealing with tinnitus alongside hearing loss, the Series 20 includes Multiflex Tinnitus Technology. This provides customisable relief sounds that can help make tinnitus less intrusive throughout your day.
It's the same tinnitus feature found across the Signature range - Starkey doesn't skimp on this, regardless of price point, which is rather decent of them.
Surface NanoShield
The protective NanoShield coating repels moisture, wax, and oils, helping your hearing aids survive the rather hostile environment of daily wear. The Series 20 doesn't have the IP68 waterproof rating of the Series 24, so you'll want to keep them away from water, but the NanoShield still provides solid protection against everyday moisture and debris.
Wireless Connectivity
Unlike the premium Series 24, which deliberately omits wireless features for discretion, the Series 20 includes basic wireless connectivity.
You can stream phone calls and audio from compatible devices directly to your hearing aids, though the streaming quality isn't quite as refined as Starkey's newer Bluetooth LE Audio implementations. It works reliably enough for phone calls and occasional music streaming, which is honestly all most people need.
Available Styles
- Starkey Signature Series 20 CIC R NW hearing aids: The rechargeable Completely-in-the-Canal model offers up to 38 hours of operation and meets the IP68 waterproof standard. You get the convenience of Starkey's advanced rechargeable platform with Series 20 sound processing - a sensible balance of discretion and performance.
Available faceplate colours include black, dark brown, chestnut, medium brown, light brown, and pink. Shell colours: clear, medium brown, light brown, blue/red, and black. Works with Starlink chargers 2.0 and premium 2.0.
- Starkey Signature Series 20 CIC NW hearing aids: The traditional battery version runs on a size 10 battery with up to 6 days of use at 16 hours daily wear. Perfect for those who prefer disposable batteries or need the flexibility of carrying spares.
Same colour options as the rechargeable: six faceplate colours and five shell colours.
- Note on IIC availability: The Invisible-in-the-Canal (IIC) model - Starkey's smallest hearing aid - is only available in the premium Series 24. If absolute invisibility is essential, you'll need the flagship model.
What You're Missing
It's worth being honest about what you don't get at this price point. The Series 20 lacks the Genesis AI platform's advanced processing, the motion-based optimisation, and the automatic Edge Mode+ found in the Series 24. You won't get 80 million adjustments per hour or the sophisticated environmental awareness that adapts to your movements.
If you lead an extremely active lifestyle with constantly changing listening environments, those features might be worth the upgrade.
Who Should Consider the Series 20?
This hearing aid suits people who spend most of their time in relatively predictable listening situations and want reliable performance without unnecessary complexity.
If you're retired or semi-retired, enjoy social activities but aren't constantly in challenging acoustic environments, and value straightforward functionality over cutting-edge features, the Series 20 could be ideal.
It's particularly suitable for people transitioning from NHS hearing aids who want better performance but don't need every premium feature available.
The Starkey Signature Series 20 does the fundamentals very well indeed. It won't wow you with revolutionary technology, but it will provide clear, dependable hearing support day after day. Sometimes that's exactly what you need - and you'll save a fair bit of money in the process.
The Signature Series 20 is available through authorised Starkey hearing care professionals who can assess your hearing and ensure proper fitting and programming.
Need more support with Starkey Signature series 20 hearing aids?
Not sure if this is the right hearing aid for you? We’re here to help – with honest advice, personalised recommendations, and no pressure.  Plus, we offer free home visits with no extra cost, so you can get expert support in the comfort of your own home.
For friendly, knowledgeable advice, just call us free on 0800 567 7721.  Alternatively, you can fill in the form at the bottom of the page to request a callback with one of our experts or click on one of the buttons below to book a free appointment or home visit with a local audiologist today.  Let’s find the right hearing solution – together.
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