Head to head
Amazon Polly vs Google Cloud Text-to-Speech
As a text-to-speech API, Google Cloud Text-to-Speech rates higher on the APIbenchmarks Index, 84.9 to 83.7, a 1.2-point gap. Here is how they compare on each criterion.
Criterion by criterion
| Criterion | Amazon Polly | Google Cloud Text-to-Speech |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 83.7 | 84.9 |
Specifications
| Amazon Polly | Google Cloud Text-to-Speech | |
|---|---|---|
| Best for | TTS embedded in the AWS stack | Enterprise TTS on Google Cloud |
| Free tier | 5M chars/mo, 12 months (Neural 1M) | 1M (WaveNet) / 4M (Standard) chars/mo |
| Pricing | Per 1M characters | Per 1M characters |
| Official SDKs | 12 languages | 10 languages |
Is Amazon Polly better than Google Cloud Text-to-Speech?
On the APIbenchmarks Index, Google Cloud Text-to-Speech rates higher (84.9 vs 83.7). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.
Verdict in one line
Google Cloud Text-to-Speech leads by 1.2 points (84.9 vs 83.7) and wins 3 of 4 criteria; Amazon Polly wins 1.
Winner by criterion
| Criterion |  Amazon Polly | Winner | |
|---|---|---|---|
| Documentation & DX | 82 | 84 | |
| Reliability | 92 | 93 | |
| Ecosystem & SDKs | 90 | 88 | Amazon Polly |
| Accessibility | 68 | 72 |
Choose Amazon Polly if… / choose Google Cloud Text-to-Speech if…
Choose Amazon Polly if- →ecosystem & sdks matters most to you (90 vs 88)
- →you need broad SDK coverage (12 official SDKs vs 10)
- →your use case matches its focus: tts embedded in the aws stack
- →documentation & dx matters most to you (84 vs 82)
- →reliability matters most to you (93 vs 92)
- →accessibility matters most to you (72 vs 68)
- →your use case matches its focus: enterprise tts on google cloud
Pricing side by side
Amazon Polly- Model
- Per 1M characters
- Free tier
- 5M chars/mo, 12 months (Neural 1M)
- Standard voices$4.00 / 1M characters
- Neural voices (NTTS)$16.00 / 1M characters
- Generative voices$30.00 / 1M characters
- Long-Form voices$100.00 / 1M characters
- Model
- Per 1M characters
- Free tier
- 1M (WaveNet) / 4M (Standard) chars/mo
- Standard voices$4 / 1M characters
- WaveNet voices$16 / 1M characters
- Neural2 voices$16 / 1M characters
- Studio voices$160 / 1M characters
- Chirp 3: HD voices$30 / 1M characters
- Free tier$0
Vendor-published pricing, verified 2026-06-27 (Amazon Polly) and 2026-06-27 (Google Cloud Text-to-Speech).
SDK and language coverage
Both · 6
Python (Boto3)JavaPHPRubyGoC++
Only Amazon Polly · 6
JavaScript / Node.js.NET (C#)iOS (AWS Mobile SDK)Android (AWS Mobile SDK)AWS CLIHTTP / REST API
Only Google Cloud Text-to-Speech · 4
Node.jsC#/.NETREST APIgRPC API
Strengths and weaknesses
Amazon Polly- +Pay-as-you-go per-character pricing with no monthly platform fee and a sizable always-free Standard tier (5M chars/month)
- +Deep native integration with AWS (IAM, S3, CloudWatch, KMS) and powers Amazon Connect IVR
- +Broad coverage: 100+ voices across 40+ languages/variants, plus bilingual voices that switch language mid-sentence
- –Older Standard voices sound robotic/unnatural compared to modern neural TTS
- –Several head-to-head comparisons rate voice quality a step below Microsoft Azure
- –Premium engines are expensive (Long-Form $100/M, Generative $30/M), making costs unpredictable at scale
- +380+ voices across 75+ languages and variants, one of the widest catalogs available
- +Generous recurring free tier (4M chars/month Standard, 1M WaveNet/Neural2) makes prototyping essentially free
- +99.9% uptime SLA on Google's global infrastructure with financial-credit backing
- –Non-Chirp voices can sound robotic in long-form narration and lower-resource languages
- –Emotional/style expressiveness lags specialist rivals like ElevenLabs
- –Requires coding plus GCP project/credential setup, not friendly to non-developers
Amazon Polly vs Google Cloud Text-to-Speech: questions
- Which has better documentation, Amazon Polly or Google Cloud Text-to-Speech?
- Google Cloud Text-to-Speech scores higher on documentation and developer experience: 84 vs 82 out of 100.
- Which is more reliable, Amazon Polly or Google Cloud Text-to-Speech?
- Google Cloud Text-to-Speech scores higher on reliability: 93 vs 92 out of 100.
- Do Amazon Polly and Google Cloud Text-to-Speech have a free tier?
- Amazon Polly: yes (5M chars/mo, 12 months (Neural 1M)). Google Cloud Text-to-Speech: yes (1M (WaveNet) / 4M (Standard) chars/mo).
- How are Amazon Polly and Google Cloud Text-to-Speech priced?
- Amazon Polly: Per 1M characters. Google Cloud Text-to-Speech: Per 1M characters.
- Which has more official SDKs?
- Amazon Polly lists 12 official SDKs, Google Cloud Text-to-Speech lists 10.