# Gemma 2 9B vs GPT-5.4 mini

> GPT-5.4 mini is the stronger model overall, scoring 44.8 to 25.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-2-9b-vs-gpt-5-4-mini
- Last updated: 2026-10-10
- Shared benchmarks: 21

## Summary

- They share 21 benchmarks with published results for both. Gemma 2 9B scores higher in 0 categories and GPT-5.4 mini in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5.4 mini leads 51.4 to 9.7.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 0.6% for Gemma 2 9B and 88.9% for GPT-5.4 mini.
- Gemma 2 9B has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| Provider | Google | OpenAI |
| Noometry Index | 25.7 | 44.8 |
| Rank | 334 | 69 |
| Context | — | 400K |
| Input $/M | — | $0.75 |
| Output $/M | — | $4.50 |
| Weights | Open | Proprietary |

## Coding

- Gemma 2 9B: 29.0 (#299)
- GPT-5.4 mini: 45.0 (#67)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| LMArena Coding | 1174 | 1438 |
| FrontierCode | — | 27% |
| LMArena WebDev | — | 1397 |
| SciCode | — | 49.9% |
| WeirdML | — | 60.3% |
| BigCodeBench Instruct | 34.7% | — |
| LiveBench Coding | 22.5% | — |
| BigCodeBench Complete | 40.6% | — |
| ALE-Bench | — | 1,189 |

## Agentic & Tool Use

- Gemma 2 9B: —
- GPT-5.4 mini: 29.6 (#74)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| DeepResearch Bench | — | 36.3% |

## Reasoning

- Gemma 2 9B: 15.3 (#306)
- GPT-5.4 mini: 30.3 (#77)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| LMArena Hard Prompts | 1172 | 1424 |
| Epoch Capabilities Index | 119.78 | 148.83 |
| ARC-AGI-2 | — | 18.9% |
| Kagi LLM Benchmark | — | 37.9% |
| NYT Connections (extended) | — | 61.8% |
| ARC-AGI-1 | — | 63.7% |
| CritPt | — | 10% |
| Chess Puzzles | — | 24% |
| Thematic Generalization | — | 61.7% |
| LiveBench Reasoning | 15.2% | — |
| Mystery Game Puzzles | — | 11% |
| DTBench | — | 80% |
| LiveBench Data Analysis | 36.4% | — |
| LMCA | — | 40.8% |
| ForecastBench | — | 57 |
| LiveBench | 28.7% | — |
| PIQA | 83.7% | — |

## Math

- Gemma 2 9B: 9.3 (#312)
- GPT-5.4 mini: 45.4 (#63)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 0.6% | 88.9% |
| LMArena Math | 1183 | 1418 |
| FrontierMath (Tiers 1-3) | — | 51.2% |
| FrontierMath Tier 4 | — | 9.8% |
| ProofBench | — | 21% |
| LiveBench Math | 19.8% | — |
| MATH Level 5 | 21% | — |
| FrontierMath (Feb 2025 set) | — | 28.3% |
| FrontierMath Tier 4 (v1) | — | 2.1% |
| GSM8K | 84.9% | — |

## Knowledge

- Gemma 2 9B: 9.7 (#300)
- GPT-5.4 mini: 51.4 (#62)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| GPQA Diamond | 27.5% | 86.9% |
| LMArena Expert | 1147 | 1434 |
| SimpleQA Verified | — | 29.4% |
| Vectara Hallucination Rate | — | 5.5% |
| BoolQ | 85.7% | — |
| MMLU | 72.1% | — |

## Multimodal

- Gemma 2 9B: —
- GPT-5.4 mini: 39.0 (#51)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| LMArena Vision | — | 1245 |

## Multilingual

- Gemma 2 9B: 36.8 (#233)
- GPT-5.4 mini: 52.1 (#94)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| LMArena Non-English | 1188 | 1405 |
| LMArena Chinese | 1185 | 1446 |
| LMArena French | 1189 | 1440 |
| LMArena German | 1186 | 1407 |
| LMArena Japanese | 1144 | 1375 |
| LMArena Korean | 1137 | 1369 |
| LMArena Russian | 1200 | 1417 |
| LMArena Spanish | 1200 | 1403 |

## Instruction Following

- Gemma 2 9B: 57.8 (#264)
- GPT-5.4 mini: 74.3 (#99)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| LMArena Instruction Following | 1178 | 1405 |
| LiveBench Instruction Following | 52.6% | — |

## Long Context

- Gemma 2 9B: 36.3 (#228)
- GPT-5.4 mini: 42.9 (#107)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| LMArena Longer Query | 1197 | 1407 |

## Writing & Preference

- Gemma 2 9B: 32.3 (#276)
- GPT-5.4 mini: 64.2 (#56)

| Benchmark | Gemma 2 9B | GPT-5.4 mini |
|---|---|---|
| LMArena Text | 1207 | 1411 |
| LMArena Creative Writing | 1206 | 1370 |
| EQ-Bench Creative Writing | 841 | 1665 |
| LMArena Multi-Turn | 1193 | 1429 |
| LiveBench Language | 25.5% | — |

## FAQ

### Is Gemma 2 9B better than GPT-5.4 mini?

GPT-5.4 mini is the stronger model overall, scoring 44.8 to 25.7 on the Noometry Index.

### Is Gemma 2 9B or GPT-5.4 mini better for coding?

GPT-5.4 mini scores higher on coding benchmarks: 45.0 versus 29.0 in the Noometry coding category.

### How many benchmarks do Gemma 2 9B and GPT-5.4 mini share?

21 benchmarks have published results for both models. Gemma 2 9B has 35 scored results on Noometry and GPT-5.4 mini has 46.