Google · open weights on Arena · first on Arena 11 March 2025

gemma-3-27b-it

239 days for open weights to match gemini-1.5-pro-002

This open-weights model matched the score of gemini-1.5-pro-002 in Vision 239 days after gemini-1.5-pro-002 took first place. It also matched gemini-2.0-flash-001 in Vision and o1-2024-12-17 in Vision.

Embed

Who held first place

<iframe src="https://jesseahawkins.com/frontier/embed/" title="Frontier: who held first place on each Arena leaderboard, and for how long" width="100%" height="560" style="border:0;max-width:100%" loading="lazy"></iframe>

Credits LMArena.

The open-weights catch-up

<iframe src="https://jesseahawkins.com/frontier/embed/catch-up/" title="Frontier: the days until open weights matched each closed leader" width="100%" height="900" style="border:0;max-width:100%" loading="lazy"></iframe>

Credits LMArena.

The saturation clock

<iframe src="https://jesseahawkins.com/frontier/embed/clock/" title="Frontier: the days from each benchmark’s release to a model at 90%" width="100%" height="640" style="border:0;max-width:100%" loading="lazy"></iframe>

Credits Epoch AI.

Each frame links back to its page. Preview it.

Cite

This page

Jesse Hawkins, “gemma-3-27b-it · Frontier”, jesseahawkins.com, data retrieved 30 Oct 2026. https://jesseahawkins.com/frontier/gemma-3-27b-it/. Data: LMArena, Arena leaderboard dataset, revision 4491b06, CC BY 4.0; Epoch AI, Capabilities & benchmarking, CC BY 4.0.

BibTeX

@misc{hawkins2026frontiergemma327bit,
  author = {Hawkins, Jesse},
  title = {{gemma-3-27b-it · Frontier}},
  year = {2026},
  howpublished = {\url{https://jesseahawkins.com/frontier/gemma-3-27b-it/}},
  note = {Data: LMArena, Arena leaderboard dataset, revision 4491b06, CC BY 4.0; Epoch AI, Capabilities \& benchmarking, CC BY 4.0, retrieved 2026-10-30}
}

Arena · LMArena

LMArena, "Arena leaderboard dataset", Hugging Face, revision 4491b06. https://huggingface.co/datasets/lmarena-ai/leaderboard-dataset. CC BY 4.0.

Benchmarks · Epoch AI

Epoch AI, 'Capabilities & benchmarking'. Published online at epoch.ai. Retrieved from 'https://epoch.ai/benchmarks' [online resource]. CC BY 4.0.

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Post on X

Text: best place 6

place 202 of 419 on 28 October 2026

1st10th100th

On the board: 11 March 2025 to 28 October 2026, the newest snapshot
Score: 1358 (1354–1361) on 28 October 2026 · 46,670 votes

Vision: best place 10

place 112 of 167 on 19 October 2026

1st10th100th

On the board: 24 June 2025 to 19 October 2026, the newest snapshot
Score: 1165 (1157–1173) on 19 October 2026 · 16,982 votes
Matched: gemini-1.5-pro-002 on 1 July 2025, 239 days after it took first place
gemini-2.0-flash-001 on 1 July 2025, 146 days after it took first place
o1-2024-12-17 on 7 July 2025, 118 days after it took first place

Epoch AI: Gemma 3 27B

released 11 March 2025 · Open weights (restricted use)

GPQA diamond 47.7%
MATH level 5 74.0%
OTIS Mock AIME 2024-2025 22.5%

When each vendor retires it

every model’s dates

Amazon Bedrock 30 Mar 2027 google.gemma-3-27b-it · 181 days’ notice, from the deprecation on 30 Sep 2026

Sources

Arena scores come from people voting between two anonymous answers. First place is the highest score; the top two are often within each other’s margin of error. LMArena, Arena leaderboard dataset, revision 4491b06, retrieved 30 October 2026; Epoch AI, Capabilities & benchmarking, retrieved 30 October 2026. Both CC BY 4.0. Retirement dates: each vendor’s own deprecation page, quoted and kept, listed with the record.