# Gemini 1.5 Flash (May 2024) vs Gemma 2 27B

> Gemini 1.5 Flash (May 2024) is the stronger model overall, scoring 32.9 to 29.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-vs-gemma-2-27b
- Last updated: 2026-10-10
- Shared benchmarks: 25

## Summary

- They share 25 benchmarks with published results for both. Gemini 1.5 Flash (May 2024) scores higher in 8 categories and Gemma 2 27B in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemini 1.5 Flash (May 2024) leads 20.8 to 10.0.
- The biggest single-benchmark swing is MATH Level 5: 61.9% for Gemini 1.5 Flash (May 2024) and 27.9% for Gemma 2 27B.
- Gemma 2 27B has downloadable open weights; the other is API-only.

## Snapshot

| | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| Provider | Google | Google |
| Noometry Index | 32.9 | 29.2 |
| Rank | 240 | 302 |
| Context | — | 8K |
| Input $/M | — | $0.65 |
| Output $/M | — | $0.65 |
| Weights | Proprietary | Open |

## Coding

- Gemini 1.5 Flash (May 2024): 33.9 (#233)
- Gemma 2 27B: 33.5 (#243)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| BigCodeBench Instruct | 43.5% | 42.8% |
| LMArena Coding | 1262 | 1211 |
| BigCodeBench Complete | 55.1% | 52.5% |
| WeirdML | 24.9% | — |
| LiveBench Coding | — | 36% |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |

## Agentic & Tool Use

- Gemini 1.5 Flash (May 2024): 26.3 (#97)
- Gemma 2 27B: —

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| BALROG | 14.6% | — |

## Reasoning

- Gemini 1.5 Flash (May 2024): 20.8 (#212)
- Gemma 2 27B: 14.8 (#313)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1199 |
| DTBench | 53.8% | 48% |
| Epoch Capabilities Index | 129.37 | 122.06 |
| LiveBench Reasoning | — | 28.1% |
| LiveBench Data Analysis | — | 47.9% |
| LMCA | — | 7.1% |
| ForecastBench | 53.9 | — |
| LiveBench | — | 38.2% |
| PIQA | 87.5% | — |

## Math

- Gemini 1.5 Flash (May 2024): 20.8 (#274)
- Gemma 2 27B: 10.0 (#306)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 16.3% | 1.4% |
| LMArena Math | 1269 | 1212 |
| MATH Level 5 | 61.9% | 27.9% |
| Omni-MATH | 30.4% | — |
| LiveBench Math | — | 26.5% |
| FrontierMath (Feb 2025 set) | 0% | — |
| GSM8K | 82.4% | — |

## Knowledge

- Gemini 1.5 Flash (May 2024): 26.2 (#253)
- Gemma 2 27B: 18.9 (#275)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| GPQA Diamond | 47.3% | 36.5% |
| LMArena Expert | 1233 | 1172 |
| MMLU | 77.9% | 75.7% |
| MMLU-Pro | 67.8% | — |
| Confabulations | — | 27.1% |
| GPQA (HELM) | 43.7% | — |
| BoolQ | 85.8% | — |

## Multimodal

- Gemini 1.5 Flash (May 2024): 35.3 (#76)
- Gemma 2 27B: —

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| LMArena Vision | 1141 | — |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |

## Multilingual

- Gemini 1.5 Flash (May 2024): 43.1 (#184)
- Gemma 2 27B: 38.8 (#221)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| LMArena Non-English | 1278 | 1217 |
| LMArena Chinese | 1295 | 1221 |
| LMArena French | 1257 | 1246 |
| LMArena German | 1262 | 1209 |
| LMArena Japanese | 1252 | 1175 |
| LMArena Korean | 1220 | 1174 |
| LMArena Russian | 1288 | 1234 |
| LMArena Spanish | 1242 | 1228 |

## Instruction Following

- Gemini 1.5 Flash (May 2024): 67.0 (#199)
- Gemma 2 27B: 60.7 (#244)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| LMArena Instruction Following | 1258 | 1206 |
| LiveBench Instruction Following | — | 58.1% |
| IFEval | 83.1% | — |

## Long Context

- Gemini 1.5 Flash (May 2024): 39.0 (#182)
- Gemma 2 27B: 37.3 (#213)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| LMArena Longer Query | 1284 | 1231 |

## Writing & Preference

- Gemini 1.5 Flash (May 2024): 48.9 (#190)
- Gemma 2 27B: 44.4 (#220)

| Benchmark | Gemini 1.5 Flash (May 2024) | Gemma 2 27B |
|---|---|---|
| LMArena Text | 1287 | 1231 |
| LMArena Creative Writing | 1285 | 1241 |
| LMArena Multi-Turn | 1253 | 1224 |
| WildBench | 79.2% | — |
| LiveBench Language | — | 32.6% |

## FAQ

### Is Gemini 1.5 Flash (May 2024) better than Gemma 2 27B?

Gemini 1.5 Flash (May 2024) is the stronger model overall, scoring 32.9 to 29.2 on the Noometry Index.

### Is Gemini 1.5 Flash (May 2024) or Gemma 2 27B better for coding?

They score almost the same on coding (33.9 vs 33.5); test both on your own repository before choosing.

### How many benchmarks do Gemini 1.5 Flash (May 2024) and Gemma 2 27B share?

25 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and Gemma 2 27B has 34.