Eleven v4 Turbo tops TTS arena at half the price of v4

Eleven v4 Turbo ranks #1 on the provider voice TTS arena at $40 per 1M characters, half the price of Eleven v4. Voice agent builders get concrete cost, latency and quality numbers for choosing a TTS provider.

• Artificial Analysis puts Eleven v4 Turbo's Provider Voice Elo at 1,334 (+19/-19, 1,645 appearances), over Eleven v4 at 1,321, Qwen-Audio-3.1-TTS-Plus at 1,292 and Cartesia Sonic 3.6 at 1,278. It ranks first in Customer Service and Entertainment.
• In the Controlled Voice arena it ranks second at 1,173, behind Qwen-Audio-3.1-TTS-Plus at 1,181, while ranking first for Arabic, German, Hindi and UK English.
• On pronunciation robustness it scores 90.1%, behind Eleven v4 at 91.7% and ahead of Gemini 3.8 Flash TTS at 89.5%.
• Per 1M characters: Eleven v4 Turbo $40, Eleven v4 $80, Sonic 3.6 $49, Gemini 3.8 Flash TTS $16.49. Speed is 96 characters per second of generation time versus 84 for Eleven v4 and 59 for Eleven v3.

• AI agent — An AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.

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