IBM Watson vs Amazon Polly

The best way to compare IBM Watson vs Amazon Polly: audio samples, latency, features, plans, pricing, and more.

IBM Watson
Amazon Polly
Voice Quality
IBM Watson Samples
Amazon Polly Samples
Mean Opinion Score (MOS) is a numerical measure that represents the perceived quality of audio samples, commonly used in evaluating text-to-speech systems. The score ranges from 1 to 5, with 1 indicating poor quality and 5 signifying excellent quality. These scores are derivedfrom comprehensive, professionally-conducted evaluations, and are anonymized to ensure unbiased results.
Features
IBM Watson Features












Amazon Polly Features












Features - Conclusion
- Feature Overview: IBM Watson and Amazon Polly both offer robust features for text-to-speech conversion, including multi-lingual support, per-word timestamps, pitch and speed control, and compatibility with phone formats.
- Distinct Capabilities:
- IBM Watson: Distinguishes itself with the addition of voice cloning, a feature not available in Amazon Polly. This allows for personalized voice replication, enhancing its versatility.
- Amazon Polly: Provides a comprehensive set of standard text-to-speech functionalities but lacks voice cloning.
- User Needs and Feature Importance: This comparison highlights the relevance of specific features based on user needs. IBM Watson is ideal for users requiring personalized voice replication alongside standard text-to-speech functionalities. Amazon Polly is suitable for users needing robust, high-quality text-to-speech conversion without the need for voice cloning.
- Choosing the Right Service: IBM Watson's voice cloning capability makes it potentially more versatile for applications requiring personalized voice synthesis. Amazon Polly is a strong choice for comprehensive text-to-speech functionalities without advanced personalization.
- Overall: IBM Watson offers advanced features with voice cloning, making it ideal for personalized voice needs. Amazon Polly provides robust, standard text-to-speech features, suitable for a wide range of applications.
Pricing & Plans
IBM Watson Pricing
Free
$0/mo
- 10,000 characters
Standard
$20/mo
- 1M characters
Amazon Polly Pricing
Free
$0 /mo
- 1M characters (for first 12 months only)
Pay As You Go
$16 per
- 1M characters
Pricing & Plans - Conclusion
- Feature Overview: IBM Watson and Amazon Polly both offer pricing structures designed to cater to various text-to-speech usage needs.
- Distinct Capabilities:
- Amazon Polly: Provides a free plan that includes 1M characters for the first 12 months, making it an excellent choice for new users or those with minimal needs. Its Pay As You Go plan is priced lower than IBM Watson's Standard plan, offering ongoing cost-effectiveness for higher usage levels.
- IBM Watson: While feature-rich, it comes at a higher cost compared to Amazon Polly, especially for continuous or high-volume usage.
- User Needs and Pricing Importance: Amazon Polly stands out for its cost benefits, offering better value for both initial and continuous text-to-speech needs. The free tier and lower ongoing costs make it an economical choice for a wide range of users.
- Choosing the Right Service: For users with minimal needs or those just starting out, Amazon Polly’s free plan is highly beneficial. For higher usage, its Pay As You Go plan remains more cost-effective compared to IBM Watson’s Standard plan.
- Overall: Based solely on pricing, Amazon Polly provides better value, making it the preferable option for both initial and continuous text-to-speech service requirements. IBM Watson, despite its robust features, is more expensive in comparison.
Customer Reviews
IBM Watson Reviews
Amazon Polly Reviews
Customers appreciate Amazon Polly for its natural-sounding voices, ease of use, and integration with AWS services. They find it beneficial for various applications like IVR systems, content creation, and multilingual support. However, concerns about cost, limited customization options, and occasional unnatural inflections in the voices are common. The service's scalability and fast response times are highlighted as significant advantages, helping businesses efficiently manage large-scale projects.


Compare Alternatives
IBM Watson Alternatives
Amazon Polly Alternatives
Summary
- Feature Overview: IBM Watson and Amazon Polly both offer a range of features including multi-lingual support, pitch and speed control, and compatibility with various audio formats.
- Distinct Capabilities: IBM Watson stands out with its unique voice cloning capability, whereas Amazon Polly offers a more cost-effective pricing structure, especially beneficial for new or low-volume users with its free initial offer and lower ongoing costs.
- Choosing the Right Service: The choice between IBM Watson and Amazon Polly may come down to specific needs. IBM Watson is ideal for users prioritizing voice cloning, while Amazon Polly is better for those with budget considerations.
- Overall: IBM Watson excels with its advanced voice cloning feature, making it suitable for personalized voice synthesis. Amazon Polly provides better value for cost-conscious users, particularly those with minimal to moderate text-to-speech needs.
TTS Property
Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.
TTS Property
Our next-gen TTS model surpasses competitors on performance at onespeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoyspeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoyspeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy
Signal Noise Ratio
Signal Noise Ratio
Signal Noise Ratio
Do you offer any free credits for TTS & ASR?
We offer a generous free plan for developers with one month of free:
- 160 hours of text-to-speech generation
- 1.2 million characters of speech-to-text transcription
What is the monthly subscription?
Our monthly plan is $20 per month for
- 160 hours of text-to-speech generation
- 1.2 million characters of Speech-to-Text transcription
Once you exceed those limits, you can add $5 top-ups to your plan for
- additional 30hrs of Text-to-Speech
- additional 300,000 characters of Speech-to-Text
Do you offer voices & transcription other in languages?
We currently only have English voice generation & transcription. But we're working on multilingual voice support, expected to roll out in 2-3 months.
Can I create custom voices (voice cloning)?
Please contact us at founders@snr.audio with your custom voice (voice cloning) usecase. Once approved by our compliance team, you will get access to your custom voice in under 48-72 hours.
Can I use the generated audio & transcription commercially?
Yes, audio & transcription generated with Signal Noise Labs can be used commercially. You own the license to the generated content to perpetuity.
How do I cancel my subscription?
You can cancel your subscription at any time. Go to the Subscription panel in the dashboard and click the "Cancel Subscription" button.
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SNR.Audio - Text to Speech and Speech to Text
