# Gemini 3.1 Pro Preview vs Qwen3 5 Flash

As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Qwen3 5 Flash in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.

Gemini 3.1 Pro Preview: $4.5 per 1M blended tokens.

Qwen3 5 Flash: price per 1M tokens is unset in the catalog.

Gemini 3.1 Pro Preview: closed weights.

Qwen3 5 Flash: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Qwen3 5 Flash in General LLM at #15 against #119.
- Which to pick, Reasoning: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Qwen3 5 Flash in Reasoning at #14 against #121.
- Which to pick, Science: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Qwen3 5 Flash in Science at #7 against #66.
- Which to pick, Coding › Web dev: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Qwen3 5 Flash in Coding › Web dev at #58 against #101.
- Which to pick, Long context: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Qwen3 5 Flash in Long context at #12 against #122.
- Which to pick, Factuality: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Qwen3 5 Flash in Factuality at #18 against #101.

As of Oct 14, 2026, Gemini 3.1 Pro Preview is state of the art on best per dollar in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 14, 2026, Qwen3 5 Flash is ranked #66 in Science (since Oct 14, 2026; sources GPQA Diamond; methodology v1.0).