# Grok-3 mini vs Qwen3 8B

> Grok-3 mini is the stronger model overall, scoring 41.2 to 33.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-3-mini-vs-qwen3-8b
- Last updated: 2026-10-10
- Shared benchmarks: 4

## Summary

- They share 4 benchmarks with published results for both. Grok-3 mini scores higher in 4 categories and Qwen3 8B in 1 category; 5 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-3 mini leads 46.4 to 36.1.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 77.8% for Grok-3 mini and 56.1% for Qwen3 8B.
- Qwen3 8B has downloadable open weights; the other is API-only.

## Snapshot

| | Grok-3 mini | Qwen3 8B |
|---|---|---|
| Provider | xAI | Alibaba (Qwen) |
| Noometry Index | 41.2 | 33.7 |
| Rank | 141 | 238 |
| Context | — | 131K |
| Input $/M | — | $0.18 |
| Output $/M | — | $0.70 |
| Weights | Proprietary | Open |

## Coding

- Grok-3 mini: 40.8 (#131)
- Qwen3 8B: 34.0 (#248)

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| Aider Polyglot | 49.3% | — |
| SciCode | — | 22.6% |
| WeirdML | 42.6% | — |
| LMArena Coding | 1379 | — |

## Agentic & Tool Use

- Grok-3 mini: —
- Qwen3 8B: 30.2 (#78)

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 42.6% |

## Reasoning

- Grok-3 mini: 13.6 (#334)
- Qwen3 8B: 16.6 (#303)

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| Epoch Capabilities Index | 140.35 | 136.17 |
| ARC-AGI-2 | 0.4% | — |
| Kagi LLM Benchmark | 61.3% | — |
| ARC-AGI-1 | 16.5% | — |
| CritPt | — | 0% |
| Chess Puzzles | — | 5% |
| LMArena Hard Prompts | 1375 | — |
| DTBench | — | 59.7% |
| LMCA | — | 8.8% |

## Math

- Grok-3 mini: 42.1 (#85)
- Qwen3 8B: 34.9 (#191)

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 77.8% | 56.1% |
| Omni-MATH | 31.8% | — |
| LMArena Math | 1386 | — |
| MATH Level 5 | 90.9% | — |
| FrontierMath (Feb 2025 set) | 5.9% | — |

## Knowledge

- Grok-3 mini: 46.4 (#81)
- Qwen3 8B: 36.1 (#173)

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| GPQA Diamond | 76.3% | 56.8% |
| MMLU-Pro | 79.9% | — |
| Confabulations | 10.8% | — |
| Vectara Hallucination Rate | — | 4.8% |
| GPQA (HELM) | 67.5% | — |
| LMArena Expert | 1395 | — |

## Multilingual

- Grok-3 mini: 48.1 (#145)
- Qwen3 8B: —

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| LMArena Non-English | 1352 | — |
| LMArena Chinese | 1387 | — |
| LMArena French | 1357 | — |
| LMArena German | 1349 | — |
| LMArena Japanese | 1342 | — |
| LMArena Korean | 1335 | — |
| LMArena Russian | 1353 | — |
| LMArena Spanish | 1381 | — |

## Instruction Following

- Grok-3 mini: 78.5 (#9)
- Qwen3 8B: —

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| IFEval | 95.1% | — |
| LMArena Instruction Following | 1357 | — |

## Long Context

- Grok-3 mini: 41.0 (#147)
- Qwen3 8B: 37.9 (#210)

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| Fiction.LiveBench | 66.7% | 62.1% |
| LMArena Longer Query | 1372 | — |

## Writing & Preference

- Grok-3 mini: 52.5 (#169)
- Qwen3 8B: —

| Benchmark | Grok-3 mini | Qwen3 8B |
|---|---|---|
| LMArena Text | 1370 | — |
| LMArena Creative Writing | 1342 | — |
| Short-Story Creative Writing | 73.5% | — |
| WildBench | 65.1% | — |
| LMArena Multi-Turn | 1355 | — |

## FAQ

### Is Grok-3 mini better than Qwen3 8B?

Grok-3 mini is the stronger model overall, scoring 41.2 to 33.7 on the Noometry Index.

### Is Grok-3 mini or Qwen3 8B better for coding?

Grok-3 mini scores higher on coding benchmarks: 40.8 versus 34.0 in the Noometry coding category.

### How many benchmarks do Grok-3 mini and Qwen3 8B share?

4 benchmarks have published results for both models. Grok-3 mini has 35 scored results on Noometry and Qwen3 8B has 11.