Convert text into natural-sounding speech in a variety of languages and voices.
Voice Quality
Deepgram Aura Samples
Mean Opinion Score
Fiction
N/A
Non-Fiction
N/A
Conversation
N/A
IBM Watson Samples
Mean Opinion Score
Fiction
N/A
Non-Fiction
N/A
Conversation
N/A
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 derived from comprehensive, professionally-conducted evaluations, and are anonymized to ensure unbiased results.
Features
Deepgram Aura Features
Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
IBM Watson Features
Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
Features - Conclusion
In comparing the features of Deepgram Aura and IBM Watson text-to-speech services, IBM Watson offers a more comprehensive set of capabilities, including voice cloning, multi-lingual support, per-word timestamps, pitch control, and speed control, which Deepgram Aura lacks.
Both services support phone formats, but IBM Watson's broader feature set makes it more versatile for a range of applications, from simple text-to-speech tasks to more complex conversational AI and voicebot implementations.
This makes IBM Watson a more attractive option for users seeking advanced text-to-speech functionalities.
Pricing & Plans
Deepgram Aura Pricing
Pay As You Go
$15per
1M characters
Growth
$4k-10k/year
Pre-paid credits for entire year
Cost: $13.50 per 1M chars
IBM Watson Pricing
Free
$0/mo
10,000 characters
Standard
$20per
1M characters
Pricing & Plans - Conclusion
For users just starting out or with minimal text-to-speech needs, IBM Watson stands out with its free tier, making it an ideal choice for trial or very light usage scenarios.
For those who prefer flexibility without a large upfront investment, Deepgram Aura's Pay As You Go plan offers a more cost-effective solution for moderate to high usage compared to IBM Watson's Standard plan.
However, for users with very high usage requirements and the capacity for a significant upfront payment, Deepgram Aura's Growth plan may present the best value, assuming maximum utilization of the service.
When comparing Deepgram Aura and IBM Watson text-to-speech services, IBM Watson emerges as the more versatile and feature-rich option, offering advanced functionalities like voice cloning, multi-lingual support, and control over pitch and speed, which Deepgram Aura lacks.
Pricing-wise, IBM Watson provides a free tier suitable for beginners or those with minimal needs, while Deepgram Aura's Growth plan could be more economical for users with high usage demands and the ability to pay upfront.
Overall, IBM Watson's comprehensive features combined with its flexible pricing options make it a superior choice for a wide range of text-to-speech applications.
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