# Gemini 3.1 Flash Lite vs Gemini 3.1 Pro Preview

As of Oct 14, 2026, Gemini 3.1 Flash Lite leads Gemini 3.1 Pro Preview in 0 of 2 shared categories.

Gemini 3.1 Flash Lite: $0.5625 per 1M blended tokens.

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

Gemini 3.1 Flash Lite: closed weights.

Gemini 3.1 Pro Preview: closed weights.

- Which to pick, Math: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Gemini 3.1 Flash Lite in Math at #3 against #30.
- Which to pick, Science: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads Gemini 3.1 Flash Lite in Science at #7 against #67.

As of Oct 14, 2026, Gemini 3.1 Flash Lite is ranked #30 in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).

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).