HeyGen Voice takes the #1 spot on the Artificial Analysis Controlled Voice TTS Arena Leaderboard, ahead of Alibaba's Qwen-Audio-3.1-TTS-Plus and ElevenLabs' Eleven v4 Turbo

HeyGen Voice is the first Text to Speech model from @HeyGen evaluated in our Controlled Voice Arena, where models are evaluated using the same 8 cloned voices across US and UK English.

Key takeaways:

➤ Controlled Voice: HeyGen Voice has an Elo of 1,201 across 1,468 arena appearances, placing it ahead of Qwen-Audio-3.1-TTS-Plus at 1,182, Eleven v4 Turbo at 1,166 and Eleven v4 at 1,162. It ranks #1 in Assistants and Customer Service, #2 in Knowledge Sharing and #1 in English (UK).

➤ Pronunciation Robustness: HeyGen Voice scores 83.1%, ranking #10 of 29 models, behind Qwen-Audio-3.1-TTS-Plus at 84.6% and ahead of Inworld Realtime TTS-2 at 80.7%. It ranks #2 in Preserving Exact Sequences at 83.3%, behind only SpaceXAI TTS.

➤ Pricing: HeyGen Voice is priced at $30/1M characters, compared to Qwen-Audio-3.1-TTS-Plus at $19.3/1M characters, Eleven v4 Turbo at $40/1M characters and Eleven v4 at $80/1M characters.

➤ Speed: HeyGen Voice processes 40 characters per second of generation time, compared to 76 characters per second for Eleven v4 and 46 for Gemini 3.8 Flash TTS.

See more details and listen to samples below ⬇️