Gemini 3 Pro vs GPT-5.5
As of Oct 14, 2026, Gemini 3 Pro leads GPT-5.5 in 3 of 5 shared categories: General LLM, Reasoning, and Long context.
| Category | Gemini 3 Pro | GPT-5.5 |
|---|---|---|
| General LLM | #16 · Was SOTA · General LLM Margin 10.884353741496597 LMArena leaderboard dataset · Oct 13, 2026 | #21 · Was SOTA · General LLM Margin 14.285714285714292 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #22 · Was SOTA · Reasoning Margin 15.753424657534254 LMArena leaderboard dataset · Oct 13, 2026 | #25 · #25 in Reasoning Margin 17.808219178082197 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | — | #30 · #30 in Science Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #59 · Was SOTA · Coding › Web dev Margin 54.205607476635514 LMArena leaderboard dataset · Oct 13, 2026 | #44 · #44 in Coding › Web dev Margin 40.18691588785047 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #21 · Was SOTA · Long context Margin 14.285714285714292 LMArena leaderboard dataset · Oct 13, 2026 | #23 · Was SOTA · Long context Margin 15.646258503401356 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #10 · Was SOTA · Vision Margin 28.94736842105263 Epoch AI benchmarking hub · Apr 23, 2026 |
| Factuality | #10 · Was SOTA · Factuality Margin 8.208955223880594 LMArena leaderboard dataset · Oct 13, 2026 | #5 · Was SOTA · Factuality Margin 4.477611940298502 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
Gemini 3 Pro: price per 1M tokens is unset in the catalog.
GPT-5.5: $11.25 per 1M blended tokens.
Gemini 3 Pro: closed weights.
GPT-5.5: closed weights.
General LLM: As of Oct 14, 2026, Gemini 3 Pro leads GPT-5.5 in General LLM at #16 against #21.
Reasoning: As of Oct 14, 2026, Gemini 3 Pro leads GPT-5.5 in Reasoning at #22 against #25.
Coding › Web dev: As of Oct 14, 2026, GPT-5.5 leads Gemini 3 Pro in Coding › Web dev at #44 against #59.
Long context: As of Oct 14, 2026, Gemini 3 Pro leads GPT-5.5 in Long context at #21 against #23.
Factuality: As of Oct 14, 2026, GPT-5.5 leads Gemini 3 Pro in Factuality at #5 against #10.
Gemini 3 Pro or GPT-5.5?
As of Oct 14, 2026, Gemini 3 Pro leads GPT-5.5 in 3 of 5 shared categories: General LLM, Reasoning, and Long context.
Gemini 3 Pro or GPT-5.5 for General LLM?
As of Oct 14, 2026, Gemini 3 Pro leads GPT-5.5 in General LLM at #16 against #21.
Gemini 3 Pro or GPT-5.5 for Reasoning?
As of Oct 14, 2026, Gemini 3 Pro leads GPT-5.5 in Reasoning at #22 against #25.
Gemini 3 Pro or GPT-5.5 for Coding › Web dev?
As of Oct 14, 2026, GPT-5.5 leads Gemini 3 Pro in Coding › Web dev at #44 against #59.