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Understanding Your Hearing Test Results: What those charts actually mean

Kimberley Bradshaw - Head of Marketing
Written By:
Kimberley Bradshaw

Head of Online Medical Content

Paul Harrison - Audiology Expert at Hearing Aid UK
Audiologically Reviewed By:
Paul Harrison

Audiology Expert

Updated: 25th November 2025
Updated and medically reviewed: 25th November 2025 in: Hearing Loss Awareness
Understanding Your Hearing Test Results

Understanding Your Hearing Test Results

What the charts actually mean

 

Overview    |    The basics    |    The symbols    |    The results    |    Why the pattern matters    |    Conclusion

 

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Overview

If you've recently had a hearing test, you've probably been handed a chart covered in symbols, lines, and numbers.  However, your audiogram isn't nearly as complicated as it looks.

This brief guide will walk you through exactly what your hearing test results mean, so you can understand what those symbols represent and what it all means for you in practical, everyday terms.

 

The basics: What an audiogram shows

An audiogram is simply a visual representation of what you can and cannot hear. Think of it as a map of your hearing, with the chart showing different pitches (frequencies) along the bottom and different volumes (loudness levels) down the side.

The horizontal axis shows frequency, measured in Hertz (Hz), ranging from 250 Hz on the left (low-pitched sounds like a tuba) to 8000 Hz on the right (high-pitched sounds like birds chirping).

Normal speech typically falls between 500 Hz and 4000 Hz, which is why this range is particularly important.

The vertical axis shows intensity or volume, measured in decibels (dB). The numbers start at 0 at the top and increase as you go down. Zero doesn't mean silence; it represents the softest sound a person with perfect hearing can detect.

The further down the chart your results fall, the louder the sounds need to be before you can hear them.

Related reading:  Hearing tests near you

 

 Audiogram results example

The symbols

Your audiogram will have various symbols plotted across it, each representing your hearing thresholds at different frequencies. Typically, circles (O) represent your right ear, and crosses (X) represent your left ear.

Sometimes you'll see brackets ([ or ]) which indicate results when sound was transmitted through the bone behind your ear rather than through your ear canal - this helps your audiologist understand whether any hearing loss is coming from the inner ear or the middle ear.

If the symbols have arrows pointing downward, this means you didn't respond even at the maximum volume the equipment could produce at that frequency.

 

What your results actually mean

The general rule is easy to understand: the lower your symbols are on the chart, the more serious your hearing loss is. Audiologists usually sort results like this:

  • Normal hearing is between 0 and 25 dB. You can hear whispers and quiet sounds just fine.
  • A hearing loss of 26 to 40 dB is mild. You might not be able to hear some softer speech sounds, especially consonants like "s," "f," and "th." It's usually fine to talk in quiet places, but it can be hard when there's noise in the background.
  • Moderate hearing loss is between 41 and 55 dB. It will be hard to have normal conversations, and you will probably have to ask people to repeat themselves often. You might not notice that the TV volume is going up.
  • A hearing loss of 56 to 70 dB is moderate to severe. Without hearing aids, you won't be able to hear most normal speech, and group conversations will be very hard.
  • Severe hearing loss is between 71 and 90 dB. Without amplification, you can only hear very loud sounds, and hearing aids are necessary for everyday communication.
  • Profound hearing loss is when the sound level is 91 dB or higher. You might not be able to hear even very loud sounds, and you might need strong hearing aids or cochlear implants.

 

Understanding Hearing Loss Levels

What your hearing test results actually mean

Normal Hearing

0-25 dB

You can hear whispers and soft sounds without difficulty.

Mild Hearing Loss

26-40 dB

You might miss some softer speech sounds, particularly consonants like 's', 'f', and 'th'. Conversations in quiet environments are usually fine, but you may struggle when there's background noise.

Moderate Hearing Loss

41-55 dB

Normal conversation becomes difficult, and you'll likely need to ask people to repeat themselves regularly. The television volume might creep up without you noticing.

Moderately Severe Hearing Loss

56-70 dB

You'll miss most normal speech without hearing aids, and group conversations become genuinely challenging.

Severe Hearing Loss

71-90 dB

You can only hear very loud sounds without amplification, and hearing aids become essential for daily communication.

Profound Hearing Loss

91+ dB

Even very loud sounds may not be audible, and you'll need powerful hearing aids or may be a candidate for cochlear implants.

 

Why the pattern matters as much as the numbers

Interestingly, it's not just about how far down the chart your results fall; the shape of the line connecting your results also tells an important story.

Many people have what's called a "ski-slope" pattern, where hearing is relatively good for low frequencies but drops off significantly for high frequencies.

This is incredibly common and explains why people often say, "I can hear people talking, but I can't understand what they're saying" - you're hearing the low-frequency vowel sounds but missing the high-frequency consonants that make speech intelligible.

Some people have a "flat" hearing loss across all frequencies, whilst others might have a "cookie-bite" pattern where mid-frequencies are affected more than low or high frequencies.

Each pattern suggests different causes and requires different hearing aid programming approaches.

Related reading:  Types of hearing loss

 

The speech banana

You might notice on some audiograms a banana-shaped area marked out in the middle of the chart, which represents where the sounds of normal speech fall.

If your hearing thresholds fall outside this area, you're missing parts of everyday conversation, which is usually when people realise they need help.

 

What about word recognition?

Some audiograms give a percentage score for "word recognition" or "speech discrimination." This shows how well you can understand words when they are spoken at a level that is comfortable for you.

It's possible for two people with the same audiograms to get 90% on word recognition and only 60%. This difference can have a big impact on which hearing aids work best for you and what you should realistically expect.

Hearing aids can still help even if your word recognition score is low. It just means that your audiologist needs to set the right expectations and maybe change the way your aids are programmed to make things as clear as possible.

 

Professional interpretation is important

It's helpful to know what your audiogram means, but please don't try to diagnose yourself or make decisions based only on the chart. Your audiologist thinks about a lot more than what's on the page:

Before getting hearing aids, you should think about your lifestyle, the specific problems you're having with hearing, your dexterity, your budget, and any medical conditions that need to be treated first.

An audiogram can sometimes show hearing loss that doesn't need hearing aids yet, especially if it's very mild or only affects frequencies that don't affect daily life.

Sometimes, even a little bit of hearing loss can be helped a lot by amplification if it's getting in the way of your work or relationships.

  

Conclusion and getting your results

We always take the time to go over your audiogram in detail during your appointment at Hearing Aid UK, whether it's at one of our clinics or during a free home visit anywhere in the UK.

We will explain exactly what your results mean, talk about what you can realistically expect, and suggest solutions that are tailored to your needs, not just the ones that make us the most money.

The first step to better hearing is understanding your hearing test results. However, the expert analysis and personalised recommendations that come after that are what really make the difference.

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Written by Kimberley Bradshaw

Meet Kimberley Bradshaw, Head of Online Medical Content

Kimberley Bradshaw started her love of content creation, as a freelancer for many well-established medical brands.  She has written about hearing healthcare for several UK and US online health and wellness publications since.  Connect with Kimberley on LinkedIn.

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Common FAQs about hearing aids and hearing loss

What is the best hearing aid model for me?

In general, any audiologist will always recommend to you the hearing aid model that best suits your needs. Here is a useful checklist to make sure that is the case.

  • Audiologist's level of knowledge: The audiologist you have seen will hopefully have a wide knowledge of all available hearing aids; however, some will only be familiar with a small number of brands and, therefore, may not really be in a position to know which model is the best for you. It is OK to challenge their recommendation and ask them to justify why this particular brand is the one for you.
  • Do research: Read about the hearing aid that was recommended. Does it seem like it will suit your lifestyle? Does it have more or fewer features than you need? 
  • Be aware of sales targets: Many high street retailers have specific tie-ins to a particular manufacturer/brand. The hearing aid they have suggested may still be the correct one for you, but do your research so that you know why they might have recommended it.
Do I need one hearing aid or two?

If you have significant hearing loss in both ears, you should be wearing two hearing aids. Here are the audiological reasons why:

Localisation: The brain decodes information from both ears and compares and contrasts them. By analysing the minuscule time delays as well as the difference in the loudness of each sound reaching the ears, the person is able to accurately locate a sound source. 

Simply put, if you have better hearing on one side than the other, you can't accurately tell what direction sounds are coming from.

Less amplification is required: A phenomenon known as “binaural summation” means that the hearing aids can be set at a lower and more natural volume setting than if you wore only one hearing aid.

Head shadow effect: High frequencies, the part of your hearing that gives clarity and meaning to speech sounds, cannot bend around your head. Only low frequencies can. Therefore, if someone is talking on your unaided side, you are likely to hear that they are speaking, but be unable to tell what they have said.

Noise reduction: The brain has its own built-in noise reduction, which is only really effective when it is receiving information from both ears. If only one ear is aided, even with the best hearing aid in the world, it will be difficult for you to hear in background noise as your brain is trying to retain all of the sounds (including background noise) rather than filtering them out.

Sound quality: We are designed to hear in stereo. Only hearing from one side sounds a lot less natural to us.

Fancy some further reading on this topic?  You can read about why two hearing aids are better than one in our article, hearing aids for Both Ears, here

What are the benefits of rechargeable hearing aids?

For most people, the main benefit of a rechargeable hearing aid is simple convenience. We are used to plugging in our phones and other devices overnight for them to charge up.  Here are some other pros and cons:

For anybody with poor dexterity or issues with their fingers, having a rechargeable aid makes a huge difference, as normal hearing aid batteries are quite small and some people find them fiddly to change.

One downside is that if you forget to charge your hearing aid, then it is a problem that can't be instantly fixed. For most, a 30-minute charge will get you at least two or three hours of hearing, but if you are the type of person who is likely to forget to plug them in regularly, then you're probably better off with standard batteries.

Rechargeable aids are also a little bit bigger and are only available in Behind-the-Ear models.

Finally, just like with a mobile phone, the amount of charge you get on day one is not going to be the same as you get a few years down the line. Be sure to ask what the policy is with the manufacturer's warranty when it comes to replacing the battery.

Are Behind-the-Ear hearing aids better than In-the-Ear hearing aids?

For most people, the answer is yes. But it's never that simple.

The majority of hearing problems affect the high frequencies a lot more than the low ones. Therefore, open fitting hearing aids sound a lot more natural and ones that block your ears up can make your own voice sound like you are talking with your head in a bucket. Therefore, in-ear aids tend to be less natural.

However, the true answer is we can't tell until we have had a look in your ears to assess the size of your ear canal, and until we have tested your hearing to see which frequencies are being affected.

People with wider ear canals tend to have more flexibility, also there are open fitting modular CIC hearing aids now that do not block your ears.

There is also the age-old rule to consider, that a hearing aid will not help you if it's sat in the drawer gathering dust. If the only hearing aid you would be happy wearing is one that people can't see, then that's what you should get.

Most people can adapt to any type of hearing aid, as long as they know what to expect. Have an honest conversation with your audiologist as to what your needs are.

What are channels, and how many do I need?

Generally speaking, six or more. Unless it's none at all.  The number of channels a hearing aid has is often a simplistic way an audiologist will use to explain why one hearing aid is better than another, but channels are complex, and it is really not that straightforward.  Here are some reasons why:

Hearing aids amplify sounds of different frequencies by different amounts. Most people have lost more high frequencies than low, and therefore need more amplification in the high frequencies. The range of sounds you hear is split into frequency bands or channels, and the hearing aids are set to provide the right amount of hearing at each frequency level.

Less than six channels, and this cannot be done with much accuracy, so six is the magic number. However, a six-channel aid is typically very basic with few other features and is suitable only for hearing a single speaker in a quiet room. The number of channels is not what you should be looking at; it's more the rest of the technology that comes with them.

As a final note, different manufacturers have different approaches. One method is not necessarily better than any other. For example, some manufacturers have as many as 64 channels in their top aids. Most tend to have between 17 and 20. One manufacturer has no channels at all.

What's covered in a manufacturer's warranty?​

Manufacturer's warranties typically last between 2-5 years, depending on the brand and model, and cover defects in materials and workmanship. This includes repairs for component failures, electronic malfunctions, and manufacturing defects, but excludes damage from misuse, accidents, or normal wear. Most manufacturers also include loss and damage insurance for the first year.

We handle all warranty claims on your behalf, liaising with manufacturers and ensuring you get replacement devices quickly when needed. This comprehensive warranty coverage, combined with our lifetime aftercare, gives you complete peace of mind.

How much does the hearing test cost?

Our hearing tests are completely free, whether at our clinics or in your home. Unlike other providers who charge £30-£100 for home visits, we believe hearing healthcare should be accessible without financial barriers. Our comprehensive assessments include examination by a registered audiologist, audiogram results, and personalised recommendations.

All testing, future adjustments, and ongoing support are included at no extra cost. While NHS tests are also free, typical 6-week waiting periods often lead people to seek immediate private testing. We provide prompt, professional assessments that fit your schedule and budget.

Do you offer home visits, and are they included in the price?

Yes, we offer completely free home visits throughout the UK, and this service is included in our prices with no additional charges. Home visits are particularly valuable for people with mobility issues, busy schedules, or those who simply prefer the comfort and convenience of their own environment.

Our audiologists can conduct full hearing tests, fit hearing aids, and provide ongoing support in your home.  This service sets us apart from many providers who either don't offer home visits or charge extra for them.

Why are your hearing aids cheaper than what I'd pay on the high street?

We can offer prices up to 40% lower than high street retailers because of our business model. As a network of 200+ independent audiologists, we don't have the massive overheads of large retail chains - no expensive high street premises, no sales targets pushing audiologists to sell the most expensive options, and no costly marketing campaigns.

However, we maintain the same buying power as the big chains because we purchase on behalf of our entire nationwide network. This means you get access to the same premium hearing aids with professional service, but at genuinely competitive prices.

How long do I have to try the hearing aids before committing to keep them?

We offer a comprehensive 60-day money-back guarantee, which gives you twice the industry standard time to properly assess whether your hearing aids are right for you. This extended period recognises that adjusting to hearing aids takes time, and your brain needs several weeks to adapt to the amplified sounds.

Unlike many providers who offer just 30 days, we believe 60 days gives you the confidence to test your hearing aids in all the situations that matter to you - from quiet conversations at home to busy restaurants and outdoor activities.

Other pages you might find useful

Best hearing aids available in the UK for 2026
View Best hearing aids available in the UK for 2026
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View Audiology Home Visits - For free in the UK
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View Hearing Tests at Home in the UK for free
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