# Gemini 1.5 Flash 8B vs Grok-2 (Dec 2024)

> Grok-2 (Dec 2024) is the stronger model overall, scoring 33.4 to 29.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-8b-vs-grok-2
- 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 2 categories and Grok-2 (Dec 2024) in 6 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-2 (Dec 2024) leads 29.8 to 16.0.
- The biggest single-benchmark swing is GPQA Diamond: 33% for Gemini 1.5 Flash 8B and 53.8% for Grok-2 (Dec 2024).

## Snapshot

| | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| Provider | Google | xAI |
| Noometry Index | 29.7 | 33.4 |
| Rank | 292 | 233 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 1.5 Flash 8B: 34.9 (#221)
- Grok-2 (Dec 2024): 32.9 (#254)

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Coding | 1218 | 1288 |
| WeirdML | — | 22.2% |
| LiveBench Coding | — | 46.4% |

## Reasoning

- Gemini 1.5 Flash 8B: 19.2 (#242)
- Grok-2 (Dec 2024): 16.4 (#294)

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Hard Prompts | 1210 | 1272 |
| DTBench | 50% | 65.2% |
| SimpleBench | — | 22.7% |
| LiveBench Reasoning | — | 54.8% |
| LiveBench Data Analysis | — | 54.5% |
| Epoch Capabilities Index | — | 130.48 |
| LiveBench | — | 54.3% |

## Math

- Gemini 1.5 Flash 8B: 13.3 (#296)
- Grok-2 (Dec 2024): 19.6 (#278)

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 4.6% | 11.5% |
| LMArena Math | 1207 | 1283 |
| LiveBench Math | — | 54.9% |
| MATH Level 5 | — | 63.5% |
| FrontierMath (Feb 2025 set) | — | 0.7% |

## Knowledge

- Gemini 1.5 Flash 8B: 16.0 (#285)
- Grok-2 (Dec 2024): 29.8 (#225)

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| GPQA Diamond | 33% | 53.8% |
| LMArena Expert | 1185 | 1254 |
| Confabulations | — | 20.1% |

## Multimodal

- Gemini 1.5 Flash 8B: 27.6 (#110)
- Grok-2 (Dec 2024): —

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Vision | 1044 | — |

## Multilingual

- Gemini 1.5 Flash 8B: 38.6 (#224)
- Grok-2 (Dec 2024): 43.3 (#183)

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Non-English | 1215 | 1282 |
| LMArena Chinese | 1231 | 1289 |
| LMArena French | 1233 | 1317 |
| LMArena German | 1206 | 1287 |
| LMArena Japanese | 1150 | 1244 |
| LMArena Korean | 1140 | 1237 |
| LMArena Russian | 1236 | 1286 |
| LMArena Spanish | 1212 | 1281 |

## Instruction Following

- Gemini 1.5 Flash 8B: 63.1 (#231)
- Grok-2 (Dec 2024): 67.1 (#197)

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Instruction Following | 1199 | 1270 |
| LiveBench Instruction Following | — | 69.6% |

## Long Context

- Gemini 1.5 Flash 8B: 36.9 (#220)
- Grok-2 (Dec 2024): 38.7 (#186)

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Longer Query | 1219 | 1276 |

## Writing & Preference

- Gemini 1.5 Flash 8B: 43.0 (#227)
- Grok-2 (Dec 2024): 48.8 (#192)

| Benchmark | Gemini 1.5 Flash 8B | Grok-2 (Dec 2024) |
|---|---|---|
| LMArena Text | 1226 | 1305 |
| LMArena Creative Writing | 1218 | 1284 |
| LMArena Multi-Turn | 1185 | 1290 |
| Short-Story Creative Writing | — | 63.6% |
| LiveBench Language | — | 45.6% |

## FAQ

### Is Gemini 1.5 Flash 8B better than Grok-2 (Dec 2024)?

Grok-2 (Dec 2024) is the stronger model overall, scoring 33.4 to 29.7 on the Noometry Index.

### Is Gemini 1.5 Flash 8B or Grok-2 (Dec 2024) better for coding?

Gemini 1.5 Flash 8B scores higher on coding benchmarks: 34.9 versus 32.9 in the Noometry coding category.

### How many benchmarks do Gemini 1.5 Flash 8B and Grok-2 (Dec 2024) share?

20 benchmarks have published results for both models. Gemini 1.5 Flash 8B has 21 scored results on Noometry and Grok-2 (Dec 2024) has 34.