AI voice tech is now so good you almost certainly won’t be able to distinguish between real and deepfake voices – here’s what you need to know
By Efosa Udinmwen
Copyright techradar
Skip to main content
Tech Radar Pro
Tech Radar Gaming
Close main menu
the business technology experts
België (Nederlands)
Deutschland
North America
US (English)
Australasia
New Zealand
View Profile
Search TechRadar
Expert Insights
Website builders
Web hosting
Best web hosting
Best office chairs
Best website builder
Best antivirus
Expert Insights
Don’t miss these
AI Platforms & Assistants
AI is redefining university research: here’s how
Cyber Security
AI impersonation scams are sky-rocketing in 2025, security experts warn – here’s how to stay safe
AI tools are making social engineering attacks even more convincing, and I fear that this is only the beginning
Inside the deepfake threat that’s reshaping corporate risk
Can you spot an AI-generated scam?
AI Platforms & Assistants
Step aside Nano Banana, Seedream 4.0 is the best AI image generator I’ve ever seen – and it’s terrifying
ChatGPT is changing the way we communicate – here’s how you can avoid speaking like AI in public
I’m an AI expert and here’s why fake AI reviews are going to be a massive problem, very soon
AI Platforms & Assistants
AI music is fine until it starts pretending to be real people
AI Platforms & Assistants
Spotify is cracking down on AI voice clones with new impersonation rules for music uploads
Watch out – even small businesses are now facing threats from deepfake attacks
How to reduce hallucinations in AI
AI Platforms & Assistants
AI is tricking people into traveling to places that don’t exist, and we all need to learn to avoid these scams
AI LLMs are now so clever that they can independently plan and execute cyberattacks without human intervention — and I fear that it is only going to get worse
ChatGPT has hijacked our real world conversations
AI voice tech is now so good you almost certainly won’t be able to distinguish between real and deepfake voices – here’s what you need to know
Efosa Udinmwen
29 September 2025
The cost of creating realistic voice deepfakes is now shockingly low
When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.
(Image credit: Shutterstock/Koshiro K)
AI-generated voices now mimic humans so convincingly that detection is nearly impossible
Creating a convincing voice clone now takes minutes and minimal expertise
Some synthetic voices were actually rated more trustworthy than real human recordings
For years, many people assumed that AI-generated speech could always be identified by its slightly “fake” qualities.
New research from Queen Mary University of London challenges this assumption, showing current AI voice technology has reached a level where “voice clones” and deepfakes are nearly indistinguishable from real recordings.
In the study, participants compared human voices with two forms of synthetic audio: cloned voices designed to imitate real speakers and voices generated from an LLM system without specific counterparts.
You may like
AI impersonation scams are sky-rocketing in 2025, security experts warn – here’s how to stay safe
AI tools are making social engineering attacks even more convincing, and I fear that this is only the beginning
Inside the deepfake threat that’s reshaping corporate risk
Beyond realism and into dominance
Listeners frequently struggled to distinguish between the two, suggesting the technology has entered a phase where human-like realism is no longer an aspiration, but a reality.
The research team investigated not only whether participants could distinguish between synthetic and real voices, but also how they perceived them.
Surprisingly, both types of AI-generated voices were evaluated as more dominant than human ones, and in some cases, they were judged more trustworthy.
Dr. Nadine Lavan, Senior Lecturer in Psychology at Queen Mary University of London, stressed how easily and cheaply her team created these voice clones.
Are you a pro? Subscribe to our newsletter
Sign up to the TechRadar Pro newsletter to get all the top news, opinion, features and guidance your business needs to succeed!
Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsorsBy submitting your information you agree to the Terms & Conditions and Privacy Policy and are aged 16 or over.
“AI-generated voices are all around us now, it was only a matter of time until AI technology began to produce naturalistic, human-sounding speech, the process required minimal expertise, only a few minutes of voice recordings, and almost no money,” she said.
She said that the ease of use shows how far the technology has advanced in a short time.
Such accessibility creates opportunities in fields such as education, communication, and accessibility, where bespoke synthetic voices could enhance engagement and reach.
You may like
AI impersonation scams are sky-rocketing in 2025, security experts warn – here’s how to stay safe
AI tools are making social engineering attacks even more convincing, and I fear that this is only the beginning
Inside the deepfake threat that’s reshaping corporate risk
Just as AI writers raise questions about originality, copyright, and misuse, AI voice generation prompts debates over ownership of identity and consent.
If realistic audio can be created from just a short sample, the risks of unauthorized cloning become difficult to ignore.
As AI tools continue to expand in capability and accessibility, the challenge will be ensuring that benefits are realized without opening new avenues for deception.
Understanding how people respond to these voices is only the first step in addressing the ethical, legal, and social implications of a technology that is no longer futuristic, but firmly present.
You might also like
These are the best AI website builders around
We’ve listed the best AI video editors right now
Microsoft unveils advanced AI cooling which lowers heat and cuts energy use
Efosa Udinmwen
Freelance Journalist
Efosa has been writing about technology for over 7 years, initially driven by curiosity but now fueled by a strong passion for the field. He holds both a Master’s and a PhD in sciences, which provided him with a solid foundation in analytical thinking. Efosa developed a keen interest in technology policy, specifically exploring the intersection of privacy, security, and politics. His research delves into how technological advancements influence regulatory frameworks and societal norms, particularly concerning data protection and cybersecurity. Upon joining TechRadar Pro, in addition to privacy and technology policy, he is also focused on B2B security products. Efosa can be contacted at this email: udinmwenefosa@gmail.com
You must confirm your public display name before commenting
Please logout and then login again, you will then be prompted to enter your display name.
AI impersonation scams are sky-rocketing in 2025, security experts warn – here’s how to stay safe
AI tools are making social engineering attacks even more convincing, and I fear that this is only the beginning
Inside the deepfake threat that’s reshaping corporate risk
Can you spot an AI-generated scam?
Step aside Nano Banana, Seedream 4.0 is the best AI image generator I’ve ever seen – and it’s terrifying
ChatGPT is changing the way we communicate – here’s how you can avoid speaking like AI in public
Latest in Security
Experts warn a maximum severity GoAnywhere MFT flaw is now being exploited as a zero day
Companies are facing more cyberattacks than ever before – and many just can’t cope
SonicWall VPN accounts breached by Akira ransomware -and even those using MFA are at risk
Volvo says staff data was stolen following recent ransomware attack on IT supplier
Harrods cyberattack – over 430,000 customers have data stolen, here’s how to stay safe
LockBit malware is back – and nastier than ever, experts claim
Latest in News
How to watch Blue Lights season 3 on BBC iPlayer — it’s *FREE*
How to watch Secrets of the Brain on BBC iPlayer — it’s *FREE*
WhatsApp just got a big messaging update – here are my 5 favorite upgrades coming to iOS and Android
How to watch The Walsh Sisters on RTE (it’s free)
Windows 11 could get a change to help banish Edge and Bing – but don’t get your hopes up too high
How to watch Chad Powers online – stream the Eli Manning-inspired comedy online from anywhere
LATEST ARTICLES
AI voice tech is now so good you almost certainly won’t be able to distinguish between real and deepfake voices – here’s what you need to know
Windows 11 could get a change to help banish Edge and Bing – but don’t get your hopes up too high
Yes, really – Peugeot’s next concept car will have a square steering wheel that works like a ‘video game controller’
Criminals are using AI-generated fake copyright violation threats to take over social media and websites – here’s what you need to know
No Nvidia here! US businesses are increasingly using Apple Mac hardware to run AI workloads in a seismic shift that could see macOS move beyond creative
TechRadar is part of Future US Inc, an international media group and leading digital publisher. Visit our corporate site.
Contact Future’s experts
Terms and conditions
Privacy policy
Cookies policy
Advertise with us
Web notifications
Accessibility Statement
Future US, Inc. Full 7th Floor, 130 West 42nd Street,
Please login or signup to comment
Please wait…