Gemini 3.1 Pro PreviewvsGPT 5.1 High

Gemini 3.1 Pro Preview leads the overall Podium Score by 1.0 points (74.0 vs 73.0).Category wins: Gemini 3.1 Pro Preview 0 — 0 GPT 5.1 High.Gemini 3.1 Pro Preview is the cheaper pick ($5/M vs $10/M per 1M output tokens). Gemini 3.1 Pro Preview is faster (50 t/s vs 50 t/s).

MetricGemini 3.1 Pro PreviewGPT 5.1 High
Podium Score74.0 ▲73.0
Arena Elo
Intelligence Index
Coding
Math
Reasoning
Agentic
Knowledge
Multimodal
Long-context
Output speed50 t/s50 t/s
Output price$5/M ▲$10/M
Context window128K128K