MiniMaxGoogleAudio matchupSpeech output
MiniMax Speech 2.8vs.Gemini 3.8 Flash TTS
Which model is better?
Gemini 3.8 Flash TTS does better in independent tests.
Pick MiniMax Speech 2.8 for
Pick Gemini 3.8 Flash TTS for
Shared tests
Independent evaluators and leaderboards only, the newest shared snapshot per evaluator. With 95 % ranges a lead counts when they do not overlap; for hit rates, when it holds in a 95 % test. Without any uncertainty figure at most “slightly ahead”.
VoiceArena
Gemini 3.8 Flash TTS aheadGemini 3.8 Flash TTS is clearly ahead in 5 of 5 subtests, MiniMax Speech 2.8 in none.
VoiceArena TTS Elo: Mexican Spanish
95 % ranges 769 to 817 and 1,120 to 1,156, as of October 28, 2026
VoiceArena TTS Elo: Arabic MSA
95 % ranges 896 to 916 and 1,165 to 1,201, as of October 28, 2026
VoiceArena TTS Elo: Brazilian Portuguese
95 % ranges 841 to 861 and 1,084 to 1,110, as of October 28, 2026
Show all 5 subtests
| Subtest | MiniMax Speech 2.8 | Gemini 3.8 Flash TTS | Verdict |
|---|---|---|---|
| VoiceArena TTS Elo: Mexican Spanish | 793 | 1,138 | Gemini 3.8 Flash TTS ahead |
| VoiceArena TTS Elo: Arabic MSA | 906 | 1,183 | Gemini 3.8 Flash TTS ahead |
| VoiceArena TTS Elo: Brazilian Portuguese | 851 | 1,097 | Gemini 3.8 Flash TTS ahead |
| VoiceArena TTS Elo: Vietnamese | 909 | 1,122 | Gemini 3.8 Flash TTS ahead |
| VoiceArena TTS Elo: Hindi | 941 | 1,094 | Gemini 3.8 Flash TTS ahead |
Source · latest October 28, 2026
Artificial Analysis
Gemini 3.8 Flash TTS aheadGemini 3.8 Flash TTS is clearly ahead in 2 of 2 subtests, MiniMax Speech 2.8 in none.
Artificial Analysis Provider Voice Arena preference
95 % ranges 1,163 to 1,183 and 1,269 to 1,295, as of November 3, 2026
Artificial Analysis Controlled Voice Arena Elo
95 % ranges 1,012 to 1,036 and 1,039 to 1,063, as of November 3, 2026
Source · latest November 3, 2026
All data side by side
Prices are verbatim from the provider, because audio models bill per minute, character or token.
| MiniMax Speech 2.8 | Gemini 3.8 Flash TTS | |
|---|---|---|
| Task | Speech output | Speech output |
| Developer | MiniMax | |
| Status | Active | Active |
| Released | January 23, 2026 | September 22, 2026 |
| Weights | proprietary | n/a |
| Runs locally | no | no |
| Price | speech-2.8-hd costs $100 per 1M characters, synchronous and asynchronous | $0.50 per 1M text tokens through December 31, 2026, then $1 per 1M text tokens from January 1, 2027 |
| Popularity (out of 100) | 0 | 0 |