

Amazon Polly and Google Cloud Text-to-Speech are in the text-to-speech market, with each offering unique features tailored to different needs. Google Cloud Text-to-Speech appears superior in terms of advanced linguistic capabilities, offering more natural and human-like speech quality through its DeepMind WaveNet voices.
Features: Amazon Polly offers a broad selection of natural-sounding voices, supports various languages and accents, and provides voice customization options. Google Cloud Text-to-Speech stands out with its extensive language support, DeepMind WaveNet voices, and superior speech quality that's more human-like.
Ease of Deployment and Customer Service: Amazon Polly integrates easily with AWS services, simplifying deployment for those within Amazon's ecosystem. Google Cloud Text-to-Speech integrates seamlessly with Google Cloud, offering robust customer support and extensive documentation. Google’s tight integration with its ecosystem and comprehensive support is advantageous.
Pricing and ROI: Amazon Polly offers competitive pay-as-you-go pricing ideal for smaller projects or uncertain scaling needs, potentially leading to high ROI. Google Cloud Text-to-Speech, although more costly, provides advanced features that justify the expense for those needing superior output quality. The ROI for those prioritizing speech quality and advanced features may favor Google.
| Product | Market Share (%) |
|---|---|
| Amazon Polly | 21.7% |
| Google Cloud Text-to-Speech | 21.2% |
| Other | 57.1% |
Amazon Polly is a service that turns text into lifelike speech, allowing you to create applications that talk, and build entirely new categories of speech-enabled products. Polly's Text-to-Speech (TTS) service uses advanced deep learning technologies to synthesize natural sounding human speech. With dozens of lifelike voices across a broad set of languages, you can build speech-enabled applications that work in many different countries.
In addition to Standard TTS voices, Amazon Polly offers Neural Text-to-Speech (NTTS) voices that deliver advanced improvements in speech quality through a new machine learning approach. Polly’s Neural TTS technology also supports two speaking styles that allow you to better match the delivery style of the speaker to the application: a Newscaster reading style that is tailored to news narration use cases, and a Conversational speaking style that is ideal for two-way communication like telephony applications.
Finally, Amazon Polly Brand Voice can create a custom voice for your organization. This is a custom engagement where you will work with the Amazon Polly team to build an NTTS voice for the exclusive use of your organization.
Google Cloud Text-to-Speech converts text into human-like speech in more than 180 voices across 30+ languages and variants. It applies groundbreaking research in speech synthesis (WaveNet) and Google's powerful neural networks to deliver high-fidelity audio. With this easy-to-use API, you can create lifelike interactions with your users that transform customer service, device interaction, and other applications.
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