# o1-mini vs Qwen3.8 27B

> Qwen3.8 27B is the stronger model overall, scoring 45.3 to 33.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/o1-mini-vs-qwen3-8-27b
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. o1-mini scores higher in 0 categories and Qwen3.8 27B in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Qwen3.8 27B leads 31.5 to 8.9.
- Qwen3.8 27B has downloadable open weights; the other is API-only.

## Snapshot

| | o1-mini | Qwen3.8 27B |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 33.7 | 45.3 |
| Rank | 230 | 64 |
| Context | — | 262K |
| Input $/M | — | $0.99 |
| Output $/M | — | $1.49 |
| Weights | Proprietary | Open |

## Coding

- o1-mini: 35.1 (#218)
- Qwen3.8 27B: 50.3 (#42)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Coding | 1362 | 1487 |
| Aider Polyglot | 32.9% | — |
| LMArena WebDev | — | 1592 |
| SciCode | — | 46.6% |
| WeirdML | 36.3% | — |
| LiveBench Coding | 48% | — |
| HumanEval+ | 89% | — |
| MBPP+ | 78.8% | — |

## Agentic & Tool Use

- o1-mini: 24.3 (#112)
- Qwen3.8 27B: —

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| Cybench | 10% | — |

## Reasoning

- o1-mini: 8.9 (#340)
- Qwen3.8 27B: 31.5 (#71)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Hard Prompts | 1333 | 1459 |
| Epoch Capabilities Index | 135.82 | 149.38 |
| ARC-AGI-2 | 0.8% | — |
| SimpleBench | 18.1% | — |
| NYT Connections (extended) | — | 54.5% |
| ARC-AGI-1 | 14% | — |
| CritPt | — | 5.4% |
| LiveBench Reasoning | 72.3% | — |
| DTBench | — | 88% |
| LiveBench Data Analysis | 57.9% | — |
| LMCA | — | 41.4% |
| Surface Evolver Bench | — | 45% |
| LiveBench | 57.8% | — |

## Math

- o1-mini: 33.7 (#168)
- Qwen3.8 27B: 35.7 (#139)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Math | 1358 | 1453 |
| OTIS Mock AIME 2024-2025 | 46.9% | — |
| ProofBench | — | 16% |
| LiveBench Math | 62% | — |
| MATH Level 5 | 89.2% | — |
| FrontierMath (Feb 2025 set) | 1.7% | — |

## Knowledge

- o1-mini: 34.8 (#180)
- Qwen3.8 27B: 40.9 (#105)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Expert | 1316 | 1482 |
| GPQA Diamond | 62.4% | — |
| Confabulations | 18.6% | — |

## Multimodal

- o1-mini: —
- Qwen3.8 27B: 40.5 (#36)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Vision | — | 1270 |

## Multilingual

- o1-mini: 43.8 (#177)
- Qwen3.8 27B: 54.0 (#54)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Non-English | 1289 | 1431 |
| LMArena Chinese | 1314 | 1504 |
| LMArena French | 1292 | 1468 |
| LMArena German | 1278 | 1435 |
| LMArena Japanese | 1245 | 1392 |
| LMArena Korean | 1223 | 1389 |
| LMArena Russian | 1283 | 1421 |
| LMArena Spanish | 1302 | 1444 |

## Instruction Following

- o1-mini: 67.0 (#200)
- Qwen3.8 27B: 75.8 (#54)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Instruction Following | 1304 | 1436 |
| LiveBench Instruction Following | 65.4% | — |

## Long Context

- o1-mini: 40.1 (#156)
- Qwen3.8 27B: 44.3 (#66)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Longer Query | 1321 | 1448 |

## Writing & Preference

- o1-mini: 48.6 (#196)
- Qwen3.8 27B: 65.9 (#41)

| Benchmark | o1-mini | Qwen3.8 27B |
|---|---|---|
| LMArena Text | 1317 | 1441 |
| LMArena Creative Writing | 1244 | 1382 |
| LMArena Multi-Turn | 1314 | 1443 |
| Short-Story Creative Writing | 64.9% | — |
| EQ-Bench Creative Writing | — | 1671 |
| LiveBench Language | 40.9% | — |

## FAQ

### Is o1-mini better than Qwen3.8 27B?

Qwen3.8 27B is the stronger model overall, scoring 45.3 to 33.7 on the Noometry Index.

### Is o1-mini or Qwen3.8 27B better for coding?

Qwen3.8 27B scores higher on coding benchmarks: 50.3 versus 35.1 in the Noometry coding category.

### How many benchmarks do o1-mini and Qwen3.8 27B share?

18 benchmarks have published results for both models. o1-mini has 39 scored results on Noometry and Qwen3.8 27B has 28.