# Amazon Polly vs IBM Watson Text to Speech Comparison

---
## Frequently Asked Questions

### What is the difference between IBM Watson Text to Speech vs Polly?

Polly stands out over IBM Watson Text to Speech with higher reviewer ratings, stronger support, and a top-cited strength in voice quality and realism.

| [IBM Watson Text to Speech](https://www.g2.com/products/ibm-watson-text-to-speech/reviews) | [Polly](https://www.g2.com/products/amazon-polly/reviews) |
| --- | --- |
| 4.2/5 (45 reviews) | 4.4/5 (80 reviews) |
| Small-Business | Small-Business |
| 8.5 | 9.0 |
| 8.1 | 8.7 |
| Scripting | Quality, Voice Realism |



### How do the pricing models of IBM Watson Text to Speech and Polly compare?

Polly is rated higher for value, with reviewers expressing greater satisfaction with its pricing compared to IBM Watson Text to Speech.

- **IBM Watson Text to Speech:** In recent reviews, several reviewers cite the product as expensive, especially for individuals and small businesses.
- **Polly:** Reviewers highlight affordable pricing and strong ROI, though some note costs can escalate at scale.



### What are the best alternatives to IBM Watson Text to Speech and Polly?

The best alternatives to IBM Watson Text to Speech and Polly are Murf.ai, Google Cloud Text-to-Speech, and Azure Text to Speech API.

| Product | G2 Rating (reviews) | Largest Segment | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- | --- |
| [IBM Watson Text to Speech](https://www.g2.com/products/ibm-watson-text-to-speech/reviews) | 4.2/5 (45) | Small-Business | Expensive for individuals and small businesses | Scripting |
| [Polly](https://www.g2.com/products/amazon-polly/reviews) | 4.4/5 (80) | Small-Business | Affordable, but costs can escalate at scale | Quality, Voice Realism |
| [Murf.ai](https://www.g2.com/products/murf-ai/reviews) | 4.7/5 (1414) | Small-Business | — | — |
| [Google Cloud Text-to-Speech](https://www.g2.com/products/google-cloud-text-to-speech/reviews) | 4.4/5 (233) | Small-Business | — | — |
| [Azure Text to Speech API](https://www.g2.com/products/azure-text-to-speech-api/reviews) | 4.2/5 (94) | Small-Business | — | — |



### Which Text to Speech features should I prioritize when comparing IBM Watson Text to Speech and Polly?

Buyers should prioritize voice quality, language support, ease of setup, pricing satisfaction, and support quality when comparing IBM Watson Text to Speech and Polly.

- **Voice Quality:** Polly is cited for quality and voice realism (2 all-time mentions); IBM Watson Text to Speech is noted for scripting but not for voice realism.
- **Language Support:** Both products are mentioned for multilingual support, but Polly receives more recent positive sentiment for variety and naturalness.
- **Ease of Setup:** Polly scores 9.0; IBM Watson Text to Speech scores 8.5.
- **Pricing Satisfaction:** Polly is described as affordable with strong ROI; IBM Watson Text to Speech is frequently cited as expensive for individuals and small businesses.
- **Support Quality:** Polly scores 8.7; IBM Watson Text to Speech scores 8.1.



### What are the pros and cons of IBM Watson Text to Speech vs Polly?

Polly's headline strength is voice quality and realism, while IBM Watson Text to Speech is noted for scripting and ease of integration.

- **IBM Watson Text to Speech strengths:** Scripting (1 all-time mention), easy integration, and mature capabilities.
- **IBM Watson Text to Speech trade-offs:** Expensive for individuals and small businesses (1 all-time mention), limited language and voice diversity in recent reviews.
- **Polly strengths:** Quality (2 all-time mentions), voice realism (2 all-time mentions), affordable pricing, easy integrations, and strong multilingual support.
- **Polly trade-offs:** Expensive at scale (2 all-time mentions), limited customization (1 all-time mention), and some reviewers cite documentation and technical issues.



### Is IBM Watson Text to Speech or Polly better for small businesses?

Polly is the better fit for small businesses, with higher satisfaction scores and more favorable recent sentiment among small-business reviewers.

- **IBM Watson Text to Speech:** Largest segment is Small-Business; reviewers note high costs as a barrier for individuals and small companies.
- **Polly:** Largest segment is Small-Business; reviewers highlight affordable pricing, easy integration, and strong ROI for small-business use cases.



### Which Text to Speech platform has better integrations?

Polly is favored for integrations, with reviewers citing easy integration and strong AWS ecosystem compatibility.

- **IBM Watson Text to Speech:** Reviewers mention integration with various applications and platforms, but no specific third-party tools are cited in recent reviews.
- **Polly:** Reviewers highlight integration with AWS services and mention easy API integration for Node.js and React applications.



### How do IBM Watson Text to Speech and Polly compare on customer support?

Polly leads IBM Watson Text to Speech on Quality of Support by 0.6 points, a material difference.

- **IBM Watson Text to Speech:** Reviewers describe support as generally responsive but less comprehensive, with a Quality of Support score of 8.1.
- **Polly:** Reviewers consistently praise support quality, onboarding, and responsiveness, with a Quality of Support score of 8.7.



### Which is easier to implement, IBM Watson Text to Speech or Polly?

Polly is easier to implement than IBM Watson Text to Speech, with a 0.5-point advantage in Ease of Setup.

- **IBM Watson Text to Speech:** Reviewers describe setup as straightforward, with clear documentation and easy API integration, scoring 8.5 on Ease of Setup.
- **Polly:** Reviewers highlight intuitive UI, easy AWS integration, and minimal setup effort, scoring 9.0 on Ease of Setup.



| | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Star Rating** | 4.4 out of 5 | 4.2 out of 5 | 
| **Total Reviews** | 80 | 45 | 
| **Largest Market Segment** | Small-Business (48.8% of reviews) | Small-Business (42.2% of reviews) | 
| **Entry Level Price** | No pricing available | $0   10,000 characters per month | 

---
## Top Pros & Cons

### Amazon Polly

Pros:
- Quality (2 reviews)
- Voice Realism (2 reviews)

Cons:
- Expensive (2 reviews)
- Cost Concerns (1 reviews)

### IBM Watson Text to Speech

Pros:
- Scripting (1 reviews)

Cons:
- Expensive (1 reviews)

---
## Ratings Comparison
| Rating | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
  | **Meets Requirements** | 8.8 (67 reviews) | 8.7 (33 reviews) | 
  | **Ease of Use** | 9.2 (68 reviews) | 9.0 (33 reviews) | 
  | **Ease of Setup** | 9.0 (30 reviews) | 8.5 (28 reviews) | 
  | **Ease of Admin** | 8.8 (21 reviews) | 8.2 (26 reviews) | 
  | **Quality of Support** | 8.7 (62 reviews) | 8.1 (24 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.9 (21 reviews) | 7.9 (24 reviews) | 
  | **Product Direction (% positive)** | 8.9 (66 reviews) | 10.0 (33 reviews) | 

---
## Pricing

### Amazon Polly

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### IBM Watson Text to Speech

#### Entry-Level Pricing

Plan: Lite

Price: $0   10,000 characters per month

Description: The Lite plan gets you started with 10,000 characters per month at no cost. 


[Browse all 3 editions](https://www.g2.com/products/ibm-watson-text-to-speech/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Artificial Intelligence

| Product | Score | Reviews |
|---|---|---|
| **Amazon Polly** | N/A | N/A |
| **IBM Watson Text to Speech** | N/A | N/A |

#### Additional Functionality

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Tagging** | Not enough data | Not enough data | 
| **Natural Language Processing** | Not enough data | Not enough data | 
| **Data Extraction** | Not enough data | Not enough data | 
| **Multi-Language** | Not enough data | Not enough data | 
| **Predictive Analytics** | Not enough data | Not enough data | 
| **Drag & Drop** | Not enough data | Not enough data | 
| **Speech Recognition** | Not enough data | Not enough data | 
| **Reporting/Analytics** | Not enough data | Not enough data | 
| **Data Storage Management** | Not enough data | Not enough data | 
| **Virtual Personal Assistant (VPA)** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Customer Segmentation** | Not enough data | Not enough data | 
| **Collaboration Tools** | Not enough data | Not enough data | 
| **Data Import/Export** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **For eCommerce** | Not enough data | Not enough data | 
| **Role-Based Permissions** | Not enough data | Not enough data | 
| **Customizable Branding** | Not enough data | Not enough data | 
| **Search/Filter** | Not enough data | Not enough data | 
| **Monitoring** | Not enough data | Not enough data | 
| **Document Management** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Data Visualization** | Not enough data | Not enough data | 
| **Trend Analysis** | Not enough data | Not enough data | 
| **Machine Learning** | Not enough data | Not enough data | 
| **Access Controls/Permissions** | Not enough data | Not enough data | 
| **Alerts/Escalation** | Not enough data | Not enough data | 
| **Performance Metrics** | Not enough data | Not enough data | 
| **Real-Time Data** | Not enough data | Not enough data | 
| **Third-Party Integrations** | Not enough data | Not enough data | 
| **Mobile App** | Not enough data | Not enough data | 
| **Multiple Data Sources** | Not enough data | Not enough data | 
| **For Sales Teams/Organizations** | Not enough data | Not enough data | 
| **Sentiment Analysis** | Not enough data | Not enough data | 
| **Activity Dashboard** | Not enough data | Not enough data | 
| **Chatbot** | Not enough data | Not enough data | 
| **Workflow Automation** | Not enough data | Not enough data | 

### Generative AI

| Product | Score | Reviews |
|---|---|---|
| **Amazon Polly** | N/A | N/A |
| **IBM Watson Text to Speech** | N/A | N/A |

#### Additional Functionality

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Code Generation** | Not enough data | Not enough data | 
| **Text to Image** | Not enough data | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 
| **Natural Language Processing** | Not enough data | Not enough data | 
| **Virtual Characters and Avatars** | Not enough data | Not enough data | 
| **Content Generation** | Not enough data | Not enough data | 
| **Personalization and Recommendation** | Not enough data | Not enough data | 
| **Conditional Generation** | Not enough data | Not enough data | 
| **Transformer Model** | Not enough data | Not enough data | 
| **Automated Image & Video Editing** | Not enough data | Not enough data | 
| **Interactive and Co-Creative Systems** | Not enough data | Not enough data | 
| **Text Summarization** | Not enough data | Not enough data | 
| **Data Augmentation** | Not enough data | Not enough data | 
| **Variation Autoencoder Models** | Not enough data | Not enough data | 
| **Adversarial Training** | Not enough data | Not enough data | 
| **Transfer Learning and Fine-tuning** | Not enough data | Not enough data | 
| **Simulation and Scenario Generation** | Not enough data | Not enough data | 
| **Creative Design** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Prompt Engineering** | Not enough data | Not enough data | 
| **Foundation Model** | Not enough data | Not enough data | 

### Text to Speech

| Product | Score | Reviews |
|---|---|---|
| **Amazon Polly** | 8.5/10 | 47 |
| **IBM Watson Text to Speech** | 8.5/10 | 9 |

#### Integration

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Application Integration** | 8.3 (42 reviews) | 8.1 (8 reviews) | 
| **Real-Time Streaming** | 8.3 (39 reviews) | 8.3 (8 reviews) | 
| **Integration** | Not enough data | Not enough data | 
| **Integration** | 8.7 (5 reviews) | Not enough data | 

#### Speech Output

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Volume** | 8.9 (39 reviews) | 8.3 (8 reviews) | 
| **Pitch** | 8.6 (39 reviews) | 9.2 (8 reviews) | 
| **Speed** | 8.7 (38 reviews) | 7.9 (8 reviews) | 
| **Pronunciation** | 8.5 (41 reviews) | 9.0 (8 reviews) | 
| **Accent** | 8.3 (40 reviews) | 8.6 (7 reviews) | 
| **Emotion** | 7.7 (39 reviews) | 7.6 (7 reviews) | 
| **Speaking Styles** | 8.0 (39 reviews) | 8.8 (8 reviews) | 
| **Speech Output** | Not enough data | Not enough data | 
| **Speech Output** | Not enough data | Not enough data | 
| **Speech Output** | Not enough data | Not enough data | 
| **Speech Output** | Not enough data | Not enough data | 
| **Speech Output** | Not enough data | Not enough data | 
| **Speech Output** | Not enough data | Not enough data | 
| **Speech Output** | Not enough data | Not enough data | 

#### Audio Format

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Natural Sounding Voices** | 8.2 (43 reviews) | 8.8 (8 reviews) | 
| **Audio Format Flexibility** | 8.1 (39 reviews) | 8.8 (8 reviews) | 
| **Audio Optimization** | 8.5 (38 reviews) | 9.0 (8 reviews) | 
| **Audio Format** | Not enough data | Not enough data | 
| **Custom Voices** | Not enough data | Not enough data | 
| **Multi-Voice** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **AI Text-to-Speech** | 9.1 (38 reviews) | 8.5 (8 reviews) | 
| **Gen AI ** | 10.0 (6 reviews) | Not enough data | 
| **Generative AI** | Not enough data | Not enough data | 

#### Additional Functionality

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **For Online Learning** | Not enough data | Not enough data | 
| **Grammar Check** | Not enough data | Not enough data | 
| **Audio Editor** | Not enough data | Not enough data | 
| **For Sales Teams/Organizations** | Not enough data | Not enough data | 
| **Analytics** | Not enough data | Not enough data | 
| **WCAG Compliance** | Not enough data | Not enough data | 
| **Content Library** | Not enough data | Not enough data | 
| **Publishing/Sharing** | Not enough data | Not enough data | 
| **Chatbot** | Not enough data | Not enough data | 
| **Content Creation** | Not enough data | Not enough data | 
| **Data Management** | Not enough data | Not enough data | 
| **AI Copilot** | Not enough data | Not enough data | 
| **Speech Recognition** | Not enough data | Not enough data | 
| **Collaboration Tools** | Not enough data | Not enough data | 
| **Text Analysis** | Not enough data | Not enough data | 
| **Phonetic Variation Detection** | Not enough data | Not enough data | 
| **Voice Generator** | Not enough data | Not enough data | 
| **SSML Support** | Not enough data | Not enough data | 
| **Transcripts/Chat History** | Not enough data | Not enough data | 
| **For Marketers** | Not enough data | Not enough data | 
| **Speech-to-Text Analysis** | Not enough data | Not enough data | 
| **Project Management** | Not enough data | Not enough data | 
| **Multi-Language** | Not enough data | Not enough data | 
| **Machine Translation** | Not enough data | Not enough data | 
| **Natural Language Processing** | Not enough data | Not enough data | 
| **API** | Not enough data | Not enough data | 

### Synthetic Media

| Product | Score | Reviews |
|---|---|---|
| **Amazon Polly** | N/A | N/A |
| **IBM Watson Text to Speech** | N/A | N/A |

#### Audio

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Accents** | Not enough data | Not enough data | 
| **Voice Cloning** | Not enough data | Not enough data | 
| **Range of Tones** | Not enough data | Not enough data | 
| **Languages** | Not enough data | Not enough data | 

#### Video

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Closed Captions** | Not enough data | Not enough data | 
| **Avatar Quality** | Not enough data | Not enough data | 
| **Custom Avatars** | Not enough data | Not enough data | 
| **Video Editing Capabilities** | Not enough data | Not enough data | 

#### Image

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Text to Image** | Not enough data | Not enough data | 
| **Realism** | Not enough data | Not enough data | 

#### Text

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Text Optimization** | Not enough data | Not enough data | 
| **Range of Sentiments** | Not enough data | Not enough data | 

#### Platform

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Collaboration** | Not enough data | Not enough data | 
| **Speed of Generation** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 
| **AI Text-to-Image** | Not enough data | Not enough data | 
| **AI Text-to-Speech** | Not enough data | Not enough data | 
| **AI Image-to-Text** | Not enough data | Not enough data | 
| **AI Text-to-Video** | Not enough data | Not enough data | 
| **AI Text-to-3D** | Not enough data | Not enough data | 
| **AI Text-to-Music** | Not enough data | Not enough data | 

### Genesys AppFoundry Marketplace

| Product | Score | Reviews |
|---|---|---|
| **Amazon Polly** | N/A | N/A |
| **IBM Watson Text to Speech** | N/A | N/A |

#### Agentic AI - Genesys AppFoundry Marketplace

| Feature | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Text to Speech Software](https://www.g2.com/categories/text-to-speech)

**Unique to Amazon Polly (1):** [Genesys AppFoundry Marketplace](https://www.g2.com/categories/genesys-appfoundry-marketplace)



---
## Reviewer Demographics

### By Company Size

| Segment | Amazon Polly | IBM Watson Text to Speech | 
|---|---|---|
| **Small-Business** | 48.8% | 42.2% | 
| **Mid-Market** | 31.3% | 28.9% | 
| **Enterprise** | 20.0% | 28.9% | 

### By Industry

#### Amazon Polly

- **Information Technology and Services:** 21.3%
- **Computer Software:** 8.8%
- **Accounting:** 5.0%
- **Telecommunications:** 5.0%
- **Hospital & Health Care:** 5.0%
- **Financial Services:** 3.8%
- **Computer & Network Security:** 2.5%
- **Consumer Services:** 2.5%
- **Education Management:** 2.5%
- **E-Learning:** 2.5%
- **Other:** 41.3%

#### IBM Watson Text to Speech

- **Computer Software:** 22.2%
- **Information Technology and Services:** 20.0%
- **Education Management:** 6.7%
- **Automotive:** 4.4%
- **Information Services:** 4.4%
- **Higher Education:** 4.4%
- **Financial Services:** 4.4%
- **Accounting:** 2.2%
- **Apparel & Fashion:** 2.2%
- **Banking:** 2.2%
- **Other:** 26.7%

---
## Alternatives

### Alternatives to Amazon Polly

- [Murf.ai](https://www.g2.com/products/murf-ai/reviews) — 4.7/5 stars (1411 reviews)
- [Google Cloud Text-to-Speech](https://www.g2.com/products/google-cloud-text-to-speech/reviews) — 4.3/5 stars (268 reviews)
- [Azure Text to Speech API](https://www.g2.com/products/azure-text-to-speech-api/reviews) — 4.2/5 stars (94 reviews)
- [ElevenLabs](https://www.g2.com/products/elevenlabsio/reviews) — 4.5/5 stars (1215 reviews)
- [Descript](https://www.g2.com/products/descript/reviews) — 4.6/5 stars (923 reviews)
- [Readspeaker](https://www.g2.com/products/readspeaker/reviews) — 4.5/5 stars (55 reviews)
- [Synthesia](https://www.g2.com/products/synthesia/reviews) — 4.6/5 stars (2809 reviews)
- [HeyGen](https://www.g2.com/products/heygen/reviews) — 4.8/5 stars (1970 reviews)
- [VEED](https://www.g2.com/products/veed/reviews) — 4.6/5 stars (2181 reviews)
- [Colossyan Creator](https://www.g2.com/products/colossyan-creator/reviews) — 4.7/5 stars (494 reviews)

### Alternatives to IBM Watson Text to Speech

- [Google Cloud Text-to-Speech](https://www.g2.com/products/google-cloud-text-to-speech/reviews) — 4.3/5 stars (268 reviews)
- [Azure Text to Speech API](https://www.g2.com/products/azure-text-to-speech-api/reviews) — 4.2/5 stars (94 reviews)
- [Murf.ai](https://www.g2.com/products/murf-ai/reviews) — 4.7/5 stars (1411 reviews)
- [Descript](https://www.g2.com/products/descript/reviews) — 4.6/5 stars (923 reviews)
- [Synthesia](https://www.g2.com/products/synthesia/reviews) — 4.6/5 stars (2809 reviews)
- [ElevenLabs](https://www.g2.com/products/elevenlabsio/reviews) — 4.5/5 stars (1215 reviews)
- [HeyGen](https://www.g2.com/products/heygen/reviews) — 4.8/5 stars (1970 reviews)
- [VEED](https://www.g2.com/products/veed/reviews) — 4.6/5 stars (2181 reviews)
- [Creatify AI](https://www.g2.com/products/creatify-labs-inc-creatify-ai/reviews) — 4.8/5 stars (1734 reviews)
- [Animaker](https://www.g2.com/products/animaker/reviews) — 4.7/5 stars (1075 reviews)

---
## Top Discussions

### Amazon Polly

- Title: [Is Amazon Polly text to speech free?](https://www.g2.com/discussions/is-amazon-polly-text-to-speech-free) — 3 comments
  > **Top comment:** "Yes, completely free with the AWS API. Every 3000 characters need to be divided when downloading."
- Title: [Can you use Amazon Polly for commercial use?](https://www.g2.com/discussions/can-you-use-amazon-polly-for-commercial-use) — 2 comments
  > **Top comment:** "Yes."
- Title: [What can Amazon Polly do?](https://www.g2.com/discussions/what-can-amazon-polly-do) — 1 comment
  > **Top comment:** "Amazon polly is a tool which converts text content into human speech in various languages."
- Title: [Is Amazon Polly by any chance available online on the Internet for free to perform small tasks?](https://www.g2.com/discussions/is-amazon-polly-by-any-chance-available-online-on-the-internet-for-free-to-perform-small-tasks) — 1 comment
  > **Top comment:** "Yes it is."

### IBM Watson Text to Speech

- Title: [What is IBM Watson Text to Speech used for?](https://www.g2.com/discussions/what-is-ibm-watson-text-to-speech-used-for) — 1 comment
  > **Top comment:** "IBM Watson Text to Speech is used to convert written text into natural-sounding speech for a wide range of applications. It is commonly used for virtual..."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/amazon-polly-vs-ibm-watson-text-to-speech)