# Gemini 1.5 Flash 8B vs Gemma 3 4B

> Gemini 1.5 Flash 8B is the stronger model overall, scoring 29.7 to 27.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-8b-vs-gemma-3-4b
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Gemini 1.5 Flash 8B scores higher in 3 categories and Gemma 3 4B in 5 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 1.5 Flash 8B leads 19.2 to 12.7.
- The biggest single-benchmark swing is GPQA Diamond: 33% for Gemini 1.5 Flash 8B and 23.2% for Gemma 3 4B.
- Gemma 3 4B has downloadable open weights; the other is API-only.

## Snapshot

| | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| Provider | Google | Google |
| Noometry Index | 29.7 | 27.9 |
| Rank | 292 | 320 |
| Context | — | 131K |
| Input $/M | — | $0.04 |
| Output $/M | — | $0.08 |
| Weights | Proprietary | Open |

## Coding

- Gemini 1.5 Flash 8B: 34.9 (#221)
- Gemma 3 4B: 35.3 (#214)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Coding | 1218 | 1230 |

## Agentic & Tool Use

- Gemini 1.5 Flash 8B: —
- Gemma 3 4B: 20.7 (#134)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 19.6% |

## Reasoning

- Gemini 1.5 Flash 8B: 19.2 (#242)
- Gemma 3 4B: 12.7 (#330)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Hard Prompts | 1210 | 1253 |
| DTBench | 50% | 50.9% |
| Kagi LLM Benchmark | — | 25.2% |
| Chess Puzzles | — | 0% |
| LMCA | — | 2.8% |
| Epoch Capabilities Index | — | 116.02 |

## Math

- Gemini 1.5 Flash 8B: 13.3 (#296)
- Gemma 3 4B: 15.8 (#286)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 4.6% | 7.5% |
| LMArena Math | 1207 | 1239 |

## Knowledge

- Gemini 1.5 Flash 8B: 16.0 (#285)
- Gemma 3 4B: 11.8 (#294)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| GPQA Diamond | 33% | 23.2% |
| LMArena Expert | 1185 | 1223 |
| Vectara Hallucination Rate | — | 6.4% |

## Multimodal

- Gemini 1.5 Flash 8B: 27.6 (#110)
- Gemma 3 4B: —

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Vision | 1044 | — |

## Multilingual

- Gemini 1.5 Flash 8B: 38.6 (#224)
- Gemma 3 4B: 42.7 (#189)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Non-English | 1215 | 1273 |
| LMArena German | 1206 | 1281 |
| LMArena Russian | 1236 | 1294 |
| LMArena Chinese | 1231 | — |
| LMArena French | 1233 | — |
| LMArena Japanese | 1150 | — |
| LMArena Korean | 1140 | — |
| LMArena Spanish | 1212 | — |

## Instruction Following

- Gemini 1.5 Flash 8B: 63.1 (#231)
- Gemma 3 4B: 65.4 (#219)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Instruction Following | 1199 | 1239 |

## Long Context

- Gemini 1.5 Flash 8B: 36.9 (#220)
- Gemma 3 4B: 38.6 (#189)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Longer Query | 1219 | 1274 |

## Writing & Preference

- Gemini 1.5 Flash 8B: 43.0 (#227)
- Gemma 3 4B: 42.2 (#234)

| Benchmark | Gemini 1.5 Flash 8B | Gemma 3 4B |
|---|---|---|
| LMArena Text | 1226 | 1291 |
| LMArena Creative Writing | 1218 | 1270 |
| LMArena Multi-Turn | 1185 | 1255 |
| EQ-Bench Creative Writing | — | 1068 |

## FAQ

### Is Gemini 1.5 Flash 8B better than Gemma 3 4B?

Gemini 1.5 Flash 8B is the stronger model overall, scoring 29.7 to 27.9 on the Noometry Index.

### Is Gemini 1.5 Flash 8B or Gemma 3 4B better for coding?

They score almost the same on coding (34.9 vs 35.3); test both on your own repository before choosing.

### How many benchmarks do Gemini 1.5 Flash 8B and Gemma 3 4B share?

15 benchmarks have published results for both models. Gemini 1.5 Flash 8B has 21 scored results on Noometry and Gemma 3 4B has 22.