# Gemini 1.5 Flash 8B vs GPT-4

> Gemini 1.5 Flash 8B and GPT-4 score almost the same on the Noometry Index (29.7 vs 28.9), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-8b-vs-gpt-4
- Last updated: 2026-10-10
- Shared benchmarks: 20

## Summary

- They share 20 benchmarks with published results for both. Gemini 1.5 Flash 8B scores higher in 4 categories and GPT-4 in 4 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Gemini 1.5 Flash 8B leads 43.0 to 35.0.
- The biggest single-benchmark swing is DTBench: 50% for Gemini 1.5 Flash 8B and 62.7% for GPT-4.

## Snapshot

| | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| Provider | Google | OpenAI |
| Noometry Index | 29.7 | 28.9 |
| Rank | 292 | 308 |
| Context | — | 8K |
| Input $/M | — | $30 |
| Output $/M | — | $60 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 1.5 Flash 8B: 34.9 (#221)
- GPT-4: 31.2 (#277)

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| LMArena Coding | 1218 | 1254 |
| WeirdML | — | 12.4% |
| BigCodeBench Instruct | — | 46% |
| BigCodeBench Complete | — | 57.2% |
| HumanEval+ | — | 79.3% |

## Agentic & Tool Use

- Gemini 1.5 Flash 8B: —
- GPT-4: —

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| METR Time Horizons | — | 36.1% |

## Reasoning

- Gemini 1.5 Flash 8B: 19.2 (#242)
- GPT-4: 17.3 (#285)

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| LMArena Hard Prompts | 1210 | 1241 |
| DTBench | 50% | 62.7% |
| Chess Puzzles | — | 4% |
| Mystery Game Puzzles | — | 12% |
| LMCA | — | 17.1% |
| BIG-Bench Hard | — | 75.1% |
| Epoch Capabilities Index | — | 125.88 |
| ForecastBench | — | 57.8 |
| HellaSwag | — | 95.3% |
| WinoGrande | — | 87.5% |

## Math

- Gemini 1.5 Flash 8B: 13.3 (#296)
- GPT-4: 10.1 (#304)

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 4.6% | 1.1% |
| LMArena Math | 1207 | 1269 |
| MATH Level 5 | — | 23% |
| GSM8K | — | 92% |

## Knowledge

- Gemini 1.5 Flash 8B: 16.0 (#285)
- GPT-4: 18.4 (#277)

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| GPQA Diamond | 33% | 35.7% |
| LMArena Expert | 1185 | 1211 |
| MMLU | — | 86.4% |
| TriviaQA | — | 84.8% |

## Multimodal

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

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

## Multilingual

- Gemini 1.5 Flash 8B: 38.6 (#224)
- GPT-4: 40.8 (#210)

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| LMArena Non-English | 1215 | 1246 |
| LMArena Chinese | 1231 | 1242 |
| LMArena French | 1233 | 1282 |
| LMArena German | 1206 | 1251 |
| LMArena Japanese | 1150 | 1209 |
| LMArena Korean | 1140 | 1184 |
| LMArena Russian | 1236 | 1251 |
| LMArena Spanish | 1212 | 1261 |

## Instruction Following

- Gemini 1.5 Flash 8B: 63.1 (#231)
- GPT-4: 65.5 (#217)

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| LMArena Instruction Following | 1199 | 1241 |

## Long Context

- Gemini 1.5 Flash 8B: 36.9 (#220)
- GPT-4: 37.7 (#207)

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| LMArena Longer Query | 1219 | 1244 |

## Writing & Preference

- Gemini 1.5 Flash 8B: 43.0 (#227)
- GPT-4: 35.0 (#263)

| Benchmark | Gemini 1.5 Flash 8B | GPT-4 |
|---|---|---|
| LMArena Text | 1226 | 1263 |
| LMArena Creative Writing | 1218 | 1244 |
| LMArena Multi-Turn | 1185 | 1257 |
| EQ-Bench Creative Writing | — | 752 |

## FAQ

### Is Gemini 1.5 Flash 8B better than GPT-4?

Gemini 1.5 Flash 8B and GPT-4 score almost the same on the Noometry Index (29.7 vs 28.9), so choose on price, context window or the category you care about most.

### Is Gemini 1.5 Flash 8B or GPT-4 better for coding?

Gemini 1.5 Flash 8B scores higher on coding benchmarks: 34.9 versus 31.2 in the Noometry coding category.

### How many benchmarks do Gemini 1.5 Flash 8B and GPT-4 share?

20 benchmarks have published results for both models. Gemini 1.5 Flash 8B has 21 scored results on Noometry and GPT-4 has 38.