# Gemma 2B vs GPT-4o mini

> Gemma 2B is the stronger model overall, scoring 29.6 to 25.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-2b-vs-gpt-4o-mini
- Last updated: 2026-10-11
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Gemma 2B scores higher in 3 categories and GPT-4o mini in 4 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemma 2B leads 30.0 to 10.4.
- Gemma 2B has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 2B | GPT-4o mini |
|---|---|---|
| Provider | Google | OpenAI |
| Noometry Index | 29.6 | 25.5 |
| Rank | 307 | 343 |
| Context | — | 128K |
| Input $/M | — | $0.15 |
| Output $/M | — | $0.60 |
| Weights | Open | Proprietary |

## Coding

- Gemma 2B: 29.4 (#305)
- GPT-4o mini: 22.0 (#335)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| LMArena Coding | 1010 | 1290 |
| HumanEval+ | 20.7% | 83.5% |
| MBPP+ | 34.1% | 72.2% |
| Aider Polyglot | — | 3.6% |
| WeirdML | — | 11.8% |
| BigCodeBench Instruct | — | 46.1% |
| LiveBench Coding | — | 43.1% |
| BigCodeBench Complete | — | 57.4% |

## Agentic & Tool Use

- Gemma 2B: —
- GPT-4o mini: 27.5 (#101)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| BALROG | — | 17.4% |

## Reasoning

- Gemma 2B: 18.8 (#275)
- GPT-4o mini: 8.7 (#347)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| LMArena Hard Prompts | 989 | 1267 |
| Epoch Capabilities Index | 94.2 | 126.56 |
| PIQA | 77.3% | 88.7% |
| ARC-AGI-2 | — | 0% |
| SimpleBench | — | 10.7% |
| Kagi LLM Benchmark | — | 28.8% |
| Chess Puzzles | — | 0% |
| LiveBench Reasoning | — | 32.8% |
| Mystery Game Puzzles | — | 12% |
| DTBench | — | 54.4% |
| LiveBench Data Analysis | — | 50% |
| LMCA | — | 10.4% |
| BIG-Bench Hard | 35.2% | — |
| HellaSwag | 71.4% | — |
| LiveBench | — | 41.3% |
| WinoGrande | 65.4% | — |

## Math

- Gemma 2B: 30.0 (#239)
- GPT-4o mini: 10.4 (#314)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| LMArena Math | 1009 | 1267 |
| GSM8K | 17.7% | 91.3% |
| FrontierMath (Tiers 1-3) | — | 0.7% |
| OTIS Mock AIME 2024-2025 | — | 6.9% |
| Omni-MATH | — | 28% |
| LiveBench Math | — | 36.3% |
| MATH Level 5 | — | 52.6% |

## Knowledge

- Gemma 2B: —
- GPT-4o mini: 17.7 (#284)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| BoolQ | 69.4% | 88.7% |
| MMLU | 42.3% | 81.8% |
| GPQA Diamond | — | 37.7% |
| SimpleQA Verified | — | 8.3% |
| MMLU-Pro | — | 60.3% |
| Confabulations | — | 37.2% |
| GPQA (HELM) | — | 36.8% |
| LMArena Expert | — | 1235 |
| ARC (AI2) Challenge | 42.1% | — |
| TriviaQA | 53.2% | — |

## Multimodal

- Gemma 2B: —
- GPT-4o mini: 25.9 (#122)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| LMArena Vision | — | 1066 |
| Video-MME | — | 64.8% |
| GeoBench | — | 64% |
| VPCT | — | 34% |

## Multilingual

- Gemma 2B: 23.0 (#294)
- GPT-4o mini: 42.0 (#199)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| LMArena Non-English | 958 | 1266 |
| LMArena Chinese | 986 | 1265 |
| LMArena Russian | 937 | 1275 |
| LMArena French | — | 1297 |
| LMArena German | — | 1272 |
| LMArena Japanese | — | 1216 |
| LMArena Korean | — | 1195 |
| LMArena Spanish | — | 1276 |

## Instruction Following

- Gemma 2B: 48.5 (#302)
- GPT-4o mini: 61.9 (#239)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| LMArena Instruction Following | 970 | 1258 |
| LiveBench Instruction Following | — | 56.8% |
| IFEval | — | 78.2% |

## Long Context

- Gemma 2B: 29.9 (#291)
- GPT-4o mini: 39.1 (#186)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| LMArena Longer Query | 981 | 1289 |

## Writing & Preference

- Gemma 2B: 24.0 (#308)
- GPT-4o mini: 39.5 (#248)

| Benchmark | Gemma 2B | GPT-4o mini |
|---|---|---|
| LMArena Text | 1002 | 1286 |
| LMArena Creative Writing | 987 | 1268 |
| LMArena Multi-Turn | 945 | 1285 |
| Short-Story Creative Writing | — | 67.2% |
| EQ-Bench Creative Writing | — | 873 |
| WildBench | — | 79.1% |
| LiveBench Language | — | 28.6% |

## FAQ

### Is Gemma 2B better than GPT-4o mini?

Gemma 2B is the stronger model overall, scoring 29.6 to 25.5 on the Noometry Index.

### Is Gemma 2B or GPT-4o mini better for coding?

Gemma 2B scores higher on coding benchmarks: 29.4 versus 22.0 in the Noometry coding category.

### How many benchmarks do Gemma 2B and GPT-4o mini share?

18 benchmarks have published results for both models. Gemma 2B has 23 scored results on Noometry and GPT-4o mini has 60.