Gemini 3.8 Flash-Lite TTS takes #1 in Japanese on Controlled Voice Arena

ArtificialAnlys · x · 2026-09-23

On Artificial Analysis's Controlled Voice Arena, Gemini 3.8 Flash-Lite TTS debuts #1 in Japanese (Elo 1,212) with Flash TTS #2, giving Google the top two spots. Flash-Lite ranks #2 in Arabic (1,274) and #3 in German (1,250); Flash TTS takes #2 in Portuguese (1,295). Both land top-8 in Hindi, Spanish and French; in English they score 1,057 and 1,051. The arena uses replicated reference voices to isolate speech quality from voice preference.

Related event: Artificial Analysis Expands TTS Arena to 9 Languages, Cartesia Sonic Dominates(4 posts)→

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