Gemini 3.1 Pro vs Gemini 3.6 Flash
The comparison
On LM Arena, Gemini 3.1 Pro scores higher (1486 Elo vs 1483 Elo), from a larger review base (94,728 vs 13,481 Arena votes).
As of Aug 12, 2026, Gemini 3.1 Pro is rated 1486 Elo on LM Arena (94,728 Arena votes); Gemini 3.6 Flash is rated 1483 Elo on LM Arena (13,481 Arena votes). No source is blended; each stands on its own.
Gemini 3.1 Pro
1486 EloLM Arenahigher
94,728Arena voteslarger base
Gemini 3.6 Flash
1483 EloLM Arena
13,481Arena votes