Deepgram Aura vs Microsoft Azure AI Speech

The best way to compare Deepgram Aura vs Microsoft Azure AI Speech: audio samples, latency, features, plans, pricing, and more.

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Deepgram Aura

Responsive, natural-sounding text-to-speech to power voicebots and conversational AI applications.
vs

Microsoft Azure AI Speech

Enables your applications, tools, or devices to convert text into human-like synthesized speech.

Voice Quality

Deepgram Aura Samples

Mean Opinion Score
Fiction
N/A
Non-Fiction
N/A
Conversation
N/A

Microsoft Azure AI Speech Samples

Mean Opinion Score
Fiction
3.69
Non-Fiction
3.13
Conversation
3.18

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

Deepgram Aura Features

Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)

Microsoft Azure AI Speech Features

Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)

Features - Conclusion

  • Comprehensive Capabilities: Microsoft Azure AI Speech: In comparing the features of Deepgram Aura and Microsoft Azure AI Speech, it's evident that Microsoft Azure AI Speech offers a more comprehensive set of capabilities. Azure supports voice cloning, multilingual options, per-word timestamps, pitch control, and speed control, which are not available with Deepgram Aura.
  • This makes Microsoft Azure AI Speech a more versatile and customizable option for developers looking to integrate text-to-speech services into their applications.

Pricing & Plans

Deepgram Aura Pricing

Pay As You Go

$15/mo

  • 1M Characters

Growth

$4k-10k/year

  • Pre-paid credits for entire year
  • Cost: $13.50 per 1M chars

Microsoft Azure AI Speech Pricing

Free

$0/mo

  • 5 hours of audio (~225K chars)

Pay As You Go

$15/mo

  • 1M characters

Pricing & Plans - Conclusion

  • Competitive Rates: Both Services: When comparing Deepgram Aura and Microsoft Azure AI Speech based on pricing alone, both services offer competitive rates for their pay-as-you-go plans.
  • Free Tier Advantage: Microsoft Azure AI Speech: Microsoft Azure AI Speech stands out by providing a free option, making it an attractive choice for users seeking to test the service without initial investment.
  • Long-Term Value: Deepgram Aura's Annual Plan: For those considering a longer-term commitment, Deepgram Aura's annual plan could potentially offer better value for high-volume users, despite the lack of a free tier.

Customer Reviews

Deepgram Aura Reviews

 out of 5
No items found.

Microsoft Azure AI Speech Reviews

4.6 out of 5
Average of 88 ratings from leading review sites.

Customers appreciate Azure Text to Speech API for its ease of use, high-quality audio output, and seamless integration with other services. They find it particularly beneficial for accessibility and enhancing user experience across various applications. However, concerns about the cost and limited customization options are frequently mentioned. The API's multilingual support and continuous updates are praised, but some users desire improvements in voice naturalness and additional language options.

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Summary

  • Feature-Rich and Versatile: Microsoft Azure AI Speech: In summary, Microsoft Azure AI Speech provides a more feature-rich and versatile text-to-speech service compared to Deepgram Aura, offering capabilities such as voice cloning, multilingual support, and customizable pitch and speed controls.
  • Accessible Pricing: Azure's Free Tier: While both services offer competitive pay-as-you-go pricing, Azure also includes a free tier, making it more accessible for initial testing.
  • Overall Recommendation: Comprehensive Choice: Overall, Microsoft Azure AI Speech stands out as the more comprehensive choice for developers and businesses seeking advanced text-to-speech functionalities.

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.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.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.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.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.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.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.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.

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

-speaker voice generation at pricing that helps you scale.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.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.


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

The signal-to-noise ratio (SNR) is a crucial metric that measures  the amount of useful information vs. false or irrelevant background noise, frequently measured in decibels (dB). Engineers aim to maximize SNR to enhance system performance by minimizing noise interference.

Do you offer any free credits for TTS & ASR?

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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?

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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?

drop-down

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)?

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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?

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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?

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You can cancel your subscription at any time. Go to the Subscription panel in the dashboard and click the "Cancel Subscription" button.

app.snr.audio

SNR.Audio

SNR.Audio - Text to Speech and Speech to Text