# Claude Fable 5.1 vs Gemma 3 27B IT

As of Oct 15, 2026, Claude Fable 5.1 leads Gemma 3 27B IT in 2 of 2 shared categories: General LLM and Factuality.

Claude Fable 5.1: $20 per 1M blended tokens.

Gemma 3 27B IT: $0.1725 per 1M blended tokens.

Claude Fable 5.1: closed weights.

Gemma 3 27B IT: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Claude Fable 5.1 leads Gemma 3 27B IT in General LLM at #6 against #187.
- Which to pick, Factuality: As of Oct 15, 2026, Claude Fable 5.1 leads Gemma 3 27B IT in Factuality at #1 against #151.

As of Oct 15, 2026, Claude Fable 5.1 is tied for state of the art in Factuality (since Oct 2, 2026; sources LMArena Text factuality; methodology v1.0).

As of Oct 15, 2026, Gemma 3 27B IT is ranked #132 in Science (since Oct 15, 2026; sources GPQA Diamond; methodology v1.0).