Lowest price
Choose TTS-1 HD
TTS-1 HD costs $30.00 / 1M characters, against $40.00 / 1M characters for Eleven v4 Turbo.
Eleven v4 Turbo vs TTS-1 HD: price, context and capabilities
Choose TTS-1 HD for the lowest price; on the other points the two are level or the data is missing.
In short
- TTS-1 HD is 25% cheaper than Eleven v4 Turbo at the headline price ($30.00 / 1M characters vs $40.00 / 1M characters).
Which should you choose?
Each answer below comes straight from the published prices, specifications and independent benchmark results.
Monthly cost at three volumes
| Volume | Eleven v4 Turbo | TTS-1 HD | Difference |
|---|---|---|---|
| 1 million characters | $40.00 | $30.00 | TTS-1 HD, $10.00 less |
| 10 million characters | $400.00 | $300.00 | TTS-1 HD, $100.00 less |
| 100 million characters | $4,000 | $3,000 | TTS-1 HD, $1,000 less |
Standard rates, without caching or batch discounts. Volumes are per month.
Specifications side by side
| Eleven v4 Turbo | TTS-1 HD | |
|---|---|---|
| Provider | ElevenLabs | OpenAI |
| Category | Text to speech | Text to speech |
| Status | Generally available | Deprecated |
| Headline price | $40.00 / 1M characters | $30.00 / 1M characters |
| Context window | No data | No data |
| Max output | No data | No data |
| Released | No data | November 2023 |
| Knowledge cutoff | No data | No data |
| Licence | Proprietary | Proprietary |
| Capabilities | No data | No data |
| API model id | tts-1-hd |
Frequently asked questions
Should I choose Eleven v4 Turbo or TTS-1 HD?
Choose TTS-1 HD for the lowest price; on the other points the two are level or the data is missing.
Which is cheaper, Eleven v4 Turbo or TTS-1 HD?
TTS-1 HD is 25% cheaper than Eleven v4 Turbo at the headline price ($30.00 / 1M characters vs $40.00 / 1M characters).
What is the difference between Eleven v4 Turbo and TTS-1 HD?
Eleven v4 Turbo is made by ElevenLabs and TTS-1 HD by OpenAI. TTS-1 HD is 25% cheaper than Eleven v4 Turbo at the headline price ($30.00 / 1M characters vs $40.00 / 1M characters).