# Gemini 1.5 Flash (May 2024) vs Gemma 2 9B

> Gemini 1.5 Flash (May 2024) is the stronger model overall, scoring 33.2 to 25.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-vs-gemma-2-9b
- Last updated: 2026-10-10
- Shared benchmarks: 27

## Summary

- They share 27 benchmarks with published results for both. Gemini 1.5 Flash (May 2024) scores higher in 8 categories and Gemma 2 9B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Gemini 1.5 Flash (May 2024) leads 48.7 to 32.1.
- The biggest single-benchmark swing is MATH Level 5: 61.9% for Gemini 1.5 Flash (May 2024) and 21% for Gemma 2 9B.
- Gemma 2 9B has downloadable open weights; the other is API-only.

## Snapshot

| | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| Provider | Google | Google |
| Noometry Index | 33.2 | 25.9 |
| Rank | 246 | 341 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Gemini 1.5 Flash (May 2024): 34.4 (#236)
- Gemma 2 9B: 29.4 (#304)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| BigCodeBench Instruct | 43.5% | 34.7% |
| LMArena Coding | 1261 | 1173 |
| BigCodeBench Complete | 55.1% | 40.6% |
| WeirdML | 24.9% | — |
| LiveBench Coding | — | 22.5% |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |

## Agentic & Tool Use

- Gemini 1.5 Flash (May 2024): 26.6 (#102)
- Gemma 2 9B: —

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| BALROG | 14.6% | — |

## Reasoning

- Gemini 1.5 Flash (May 2024): 21.7 (#215)
- Gemma 2 9B: 15.9 (#309)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1171 |
| Epoch Capabilities Index | 129.36 | 119.83 |
| PIQA | 87.5% | 83.7% |
| LiveBench Reasoning | — | 15.2% |
| DTBench | 53.8% | — |
| LiveBench Data Analysis | — | 36.4% |
| ForecastBench | 53.9 | — |
| LiveBench | — | 28.7% |

## Math

- Gemini 1.5 Flash (May 2024): 22.1 (#281)
- Gemma 2 9B: 9.9 (#318)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 16.3% | 0.6% |
| LMArena Math | 1269 | 1183 |
| MATH Level 5 | 61.9% | 21% |
| GSM8K | 82.4% | 84.9% |
| Omni-MATH | 30.4% | — |
| LiveBench Math | — | 19.8% |
| FrontierMath (Feb 2025 set) | 0% | — |

## Knowledge

- Gemini 1.5 Flash (May 2024): 26.2 (#260)
- Gemma 2 9B: 9.7 (#305)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| GPQA Diamond | 47.3% | 27.5% |
| LMArena Expert | 1233 | 1147 |
| BoolQ | 85.8% | 85.7% |
| MMLU | 77.9% | 72.1% |
| MMLU-Pro | 67.8% | — |
| GPQA (HELM) | 43.7% | — |

## Multimodal

- Gemini 1.5 Flash (May 2024): 36.0 (#81)
- Gemma 2 9B: —

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| LMArena Vision | 1141 | — |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |

## Multilingual

- Gemini 1.5 Flash (May 2024): 42.9 (#189)
- Gemma 2 9B: 36.6 (#238)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| LMArena Non-English | 1278 | 1188 |
| LMArena Chinese | 1295 | 1185 |
| LMArena French | 1258 | 1190 |
| LMArena German | 1262 | 1186 |
| LMArena Japanese | 1252 | 1144 |
| LMArena Korean | 1221 | 1137 |
| LMArena Russian | 1288 | 1200 |
| LMArena Spanish | 1243 | 1200 |

## Instruction Following

- Gemini 1.5 Flash (May 2024): 66.8 (#205)
- Gemma 2 9B: 57.6 (#269)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| LMArena Instruction Following | 1258 | 1178 |
| LiveBench Instruction Following | — | 52.6% |
| IFEval | 83.1% | — |

## Long Context

- Gemini 1.5 Flash (May 2024): 39.0 (#187)
- Gemma 2 9B: 36.3 (#233)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| LMArena Longer Query | 1284 | 1197 |

## Writing & Preference

- Gemini 1.5 Flash (May 2024): 48.7 (#196)
- Gemma 2 9B: 32.1 (#281)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 9B |
|---|---|---|
| LMArena Text | 1287 | 1207 |
| LMArena Creative Writing | 1285 | 1206 |
| LMArena Multi-Turn | 1253 | 1193 |
| EQ-Bench Creative Writing | — | 841 |
| WildBench | 79.2% | — |
| LiveBench Language | — | 25.5% |

## FAQ

### Is Gemini 1.5 Flash (May 2024) better than Gemma 2 9B?

Gemini 1.5 Flash (May 2024) is the stronger model overall, scoring 33.2 to 25.9 on the Noometry Index.

### Is Gemini 1.5 Flash (May 2024) or Gemma 2 9B better for coding?

Gemini 1.5 Flash (May 2024) scores higher on coding benchmarks: 34.4 versus 29.4 in the Noometry coding category.

### How many benchmarks do Gemini 1.5 Flash (May 2024) and Gemma 2 9B share?

27 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and Gemma 2 9B has 35.