Compare ElevenLabs and Google TTS

ElevenLabs vs Google: Gemini 3.8 TTS in AI Studio, Chirp 3 HD on Cloud, and Eleven v4. Voices, cloning, streaming, and current API prices.

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ElevenLabs vs Google TTS at a glance

"Google TTS" now means two products. Gemini TTS models, which you can try in Google AI Studio and call through the Gemini API, generate speech from a script with prompted delivery, voice design, and voice replication. Google Cloud Text-to-Speech offers voice families such as Chirp 3 HD, Neural2, and Standard, billed per character. Pick the Google product first, then compare it with the matching ElevenLabs model.

ElevenLabsGoogle TTS

  1. Model selection

    ElevenLabs
    v4 and v4 Turbo, Eleven v3 and v3 Conversational, Multilingual v2, and Flash v2.5 for different workflows
    Google TTS
    Gemini 3.8 Flash TTS and Flash-Lite TTS through the Gemini API, plus Cloud voice families such as Chirp 3 HD

  2. Expressive delivery

    ElevenLabs
    Model-specific voice settings and expressive controls
    Google TTS
    Gemini offers controllable delivery; Cloud voice controls depend on the voice family

  3. Custom voices

    ElevenLabs
    Instant and professional cloning on eligible plans
    Google TTS
    Gemini 3.8 TTS supports voice design and voice replication from reference and consent audio; Cloud Instant Custom Voice has its own access requirements

  4. Streaming

    ElevenLabs
    Choose the model and API mode for your response-time requirements
    Google TTS
    Chirp 3 HD supports streaming, and the Gemini API streams Gemini 3.8 TTS audio as raw PCM chunks

  5. Language selection

    ElevenLabs
    Supported languages vary by model
    Google TTS
    Language coverage depends on the model, voice family, and API

  6. Application scope

    ElevenLabs
    Speech generation and voice creation tools; agent features are a separate comparison
    Google TTS
    Cloud TTS and Gemini TTS generate speech; Gemini Live handles interactive audio

  7. Billing units

    ElevenLabs
    API character rates depend on the model and offer
    Google TTS
    Character billing for Cloud voice families; token billing for listed Gemini TTS models

Why teams choose Cartesia

Rated first by listeners

Sonic 3.6 ranks first on the Artificial Analysis Provider Voice Arena, a blind listening test.

First audio in under 90ms

Sonic streams speech fast enough for a live phone call, on the public API.

44 languages, one model

Native accents in every language, with no model to switch when a caller does.

Enterprise ready

SOC 2 Type II, HIPAA-eligible, on-prem and air-gapped deployment, and a 99.9% uptime SLA.

How they stack up

Decide which Google speech product you need

A Cloud Standard voice, Chirp 3 HD voice, and Gemini TTS model are different choices. A single Google quality score or language count does not describe all of them.

  • Evaluate the exact model and voice available through your chosen API.
  • Use Gemini TTS for scripted speech and compare Gemini Live separately for interactive conversations.
  • Check release status and access before building around a preview model.

Test custom voices and delivery on real scripts

ElevenLabs offers cloning and several speech models. Google's current offerings also include custom voice options, so a blanket claim that Google cannot clone voices is incorrect.

  • Check access to the cloning workflow before recording a voice dataset.
  • Test names, amounts, and language changes using the selected model.
  • Measure audio delivery through your player rather than treating a provider's latency claim as a matched benchmark.

Cloud Instant Custom Voice has an allow-list requirement. Gemini's voice replication is a separate feature.

Compare characters and tokens separately

ElevenAPI lists $0.04 per 1,000 characters for v4 Turbo, Flash/Turbo, and v3 Conversational, and $0.08 per 1,000 for v4, Eleven v3, and Multilingual v2. Google Cloud prices speech by voice family, and its pricing page distinguishes character-based models from Gemini's text-input and audio-output tokens. Those units are not interchangeable. Cloud lists $4 per million characters for Standard and WaveNet, $16 for Neural2, $30 for Chirp 3 HD, and $60 for Instant Custom Voice after any applicable free allowance. The Gemini API lists Gemini 3.8 Flash TTS at $0.50 per million input text tokens and $9 per million output audio tokens through December 31, 2026, then $1 and $18. Gemini 3.8 Flash-Lite TTS lists $0.50 and $6, then $1 and $12. Audio tokens accrue at 25 per second of audio.

  • Estimate usage with the model you plan to deploy.
  • Include regeneration and any services outside speech synthesis.
  • Recheck current rates when switching model families.

The pricing sources below identify the billing units. A subscription tier should not be aligned with an unrelated Google voice family as if they were equivalent plans.

Trusted by leading enterprises. Speaking from experience.

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“Cartesia’s state-space models bring enterprise-grade speed and quality to our AI Voice Agents… making it possible for businesses to deploy secure, scalable voice agents that can understand, act, and adapt in real time.”

Ravi Krishnamurthy

VP Product

“With Cartesia's Sonic model, users can interact with a wide range of high-quality, human-like voices in multiple languages, enhancing their experience on our platform.”

Spencer Chan

Head of Poe Product

“Cartesia is leading the charge of building efficient, multimodal models from first principles, starting with their Sonic TTS model.”

Vipul Ved Prakash

CEO

“We didn’t switch to Sonic because it was incrementally better, we switched because nothing else came close… we’ve seen a 2.9% lift in our conversion and a 12.2% increase in customer engagement.”

Akshay Ramaswamy

Staff Product Manager

“Sonic represents a significant evolution over previous TTS models, delivering refined prosodic rhythm, natural intonation, superior pacing and wider emotional range for more “human” sounding voices.”

Tyler Brown

Voice Expert

“Cartesia Sonic is the best voice model today for real-time multimodal use cases.”

Kwindla Hultman

CEO

Frequently asked questions

Is Gemini TTS in Google AI Studio better than ElevenLabs?

Test both on your own scripts. Gemini 3.8 Flash TTS takes a natural-language style prompt, supports voice design and voice replication, and can generate two-speaker dialogue in one request. ElevenLabs offers v4 and Eleven v3 for expressive delivery, v4 Turbo and Flash v2.5 for low latency, and instant and professional cloning. Compare pronunciation of names and numbers, consistency over long passages, and how each voice sounds through your player.

How much does Gemini TTS cost compared with ElevenLabs?

The Gemini API lists Gemini 3.8 Flash TTS at $0.50 per million input text tokens plus $9 per million output audio tokens through December 31, 2026, about $0.00225 per 10 seconds of audio, rising to $1 and $18 on January 1, 2027. Gemini 3.8 Flash-Lite TTS lists $6 per million audio tokens, then $12. ElevenAPI lists $0.04 per 1,000 characters for v4 Turbo and Flash/Turbo, and $0.08 for v4, Eleven v3, and Multilingual v2. ElevenLabs estimates about 1,000 characters per minute of speech. Estimate both on the same scripts.

Is Google TTS one model?

No. Google Cloud Text-to-Speech offers several voice families, and Google also provides Gemini TTS models. Choose the exact API, model, and voice before comparing with ElevenLabs. Features and prices from one Google offering do not automatically apply to another.

Is Gemini TTS the same as Gemini Live?

No. Gemini TTS generates audio from a supplied script. Gemini Live supports interactive audio conversations. A comparison with ElevenLabs text to speech should focus on speech generation, while an agent comparison also needs to cover listening, reasoning, and turn handling.

Can Google generate expressive speech?

Yes. Gemini TTS supports control over delivery, and Google's Cloud voice families have their own capabilities. The old description of every Google voice as robotic is not a useful comparison. Listen to the selected voice on your actual scripts.

Does Google support voice cloning?

Google documents voice replication for current Gemini TTS models. Cloud Text-to-Speech also offers Chirp 3 Instant Custom Voice with restricted access. These are separate workflows; verify model support, recording requirements, and account access before choosing one.

Does Google support streaming text to speech?

Yes. Chirp 3 HD supports streaming, and Gemini 3.8 TTS can stream generated audio. Check the chosen API's input and output behavior. Streaming audio output and accepting an unfinished transcript are different capabilities.

Is Google TTS cheaper than ElevenLabs?

There is no single Google TTS rate to compare with ElevenLabs. ElevenAPI bills characters, Cloud voice families have character rates, and listed Gemini TTS models have input and output token rates. Calculate costs for the same scripts using the current pricing sources below.

Are Google Cloud TTS and Android text to speech interchangeable?

No. Android's text-to-speech interfaces and a hosted Google Cloud API are different deployment choices. Do not interpret Android availability as proof that a Cloud or Gemini model can run on your device. Evaluate the specific runtime your application needs.

How should I compare ElevenLabs and Google speech quality?

Generate the same scripts using voices suited to your audience. Check pronunciation, delivery, and consistency over longer passages. For live applications, also test playback timing and cancellation. This page does not claim a measured quality or latency winner. To compare Gemini's speech models with Sonic, see Cartesia vs Gemini TTS.

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