# DeepSeek-V3 vs MiMo-V2.6-Flash

> MiMo-V2.6-Flash is the stronger model overall, scoring 44.4 to 39.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/deepseek-v3-vs-mimo-v2-6-flash
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. DeepSeek-V3 scores higher in 0 categories and MiMo-V2.6-Flash in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in long context, where MiMo-V2.6-Flash leads 44.8 to 34.0.
- MiMo-V2.6-Flash is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.24 / $0.90 for DeepSeek-V3.
- MiMo-V2.6-Flash accepts more context: 1.05M tokens versus 164K.

## Snapshot

| | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| Provider | DeepSeek | Xiaomi |
| Noometry Index | 39.2 | 44.4 |
| Rank | 157 | 74 |
| Context | 164K | 1.05M |
| Input $/M | $0.24 | $0.14 |
| Output $/M | $0.90 | $0.28 |
| Weights | Open | Open |

## Coding

- DeepSeek-V3: 41.9 (#99)
- MiMo-V2.6-Flash: 44.3 (#68)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Coding | 1368 | 1516 |
| Aider Polyglot | 55.1% | — |
| SciCode | 35.8% | — |
| WeirdML | 36.1% | — |
| BigCodeBench Instruct | 50% | — |
| LiveBench Coding | 70.9% | — |
| BigCodeBench Complete | 62.2% | — |
| HumanEval+ | 86.6% | — |
| MBPP+ | 73% | — |

## Agentic & Tool Use

- DeepSeek-V3: —
- MiMo-V2.6-Flash: —

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| METR Time Horizons | 49.6% | — |

## Reasoning

- DeepSeek-V3: 20.0 (#226)
- MiMo-V2.6-Flash: 29.6 (#82)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Hard Prompts | 1365 | 1481 |
| SimpleBench | 27.2% | — |
| Kagi LLM Benchmark | 52.3% | — |
| CritPt | 0% | — |
| LiveBench Reasoning | 65.8% | — |
| DTBench | 64.8% | — |
| LiveBench Data Analysis | 60.9% | — |
| LMCA | 15.5% | — |
| BIG-Bench Hard | 87.5% | — |
| Epoch Capabilities Index | 135.95 | — |
| ForecastBench | 59.1 | — |
| HellaSwag | 88.9% | — |
| LiveBench | 66.9% | — |
| PIQA | 84.7% | — |
| WinoGrande | 85.2% | — |

## Math

- DeepSeek-V3: 30.4 (#208)
- MiMo-V2.6-Flash: 37.4 (#97)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Math | 1373 | 1477 |
| OTIS Mock AIME 2024-2025 | 37.8% | — |
| Omni-MATH | 40.3% | — |
| LiveBench Math | 73.5% | — |
| MATH Level 5 | 75.5% | — |
| FrontierMath (Feb 2025 set) | 1.7% | — |

## Knowledge

- DeepSeek-V3: 37.5 (#147)
- MiMo-V2.6-Flash: 42.0 (#91)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Expert | 1352 | 1516 |
| GPQA Diamond | 67.6% | — |
| MMLU-Pro | 72.3% | — |
| Confabulations | 26.1% | — |
| Vectara Hallucination Rate | 6.1% | — |
| GPQA (HELM) | 53.8% | — |
| ARC (AI2) Challenge | 95.3% | — |
| MMLU | 87.2% | — |
| TriviaQA | 82.9% | — |

## Multimodal

- DeepSeek-V3: —
- MiMo-V2.6-Flash: 40.2 (#39)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Vision | — | 1266 |

## Multilingual

- DeepSeek-V3: 48.8 (#138)
- MiMo-V2.6-Flash: 54.6 (#41)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Non-English | 1358 | 1439 |
| LMArena Chinese | 1390 | 1501 |
| LMArena Russian | 1372 | 1424 |
| LMArena French | 1386 | — |
| LMArena German | 1374 | — |
| LMArena Japanese | 1333 | — |
| LMArena Korean | 1321 | — |
| LMArena Spanish | 1358 | — |

## Instruction Following

- DeepSeek-V3: 73.0 (#125)
- MiMo-V2.6-Flash: 77.0 (#33)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Instruction Following | 1345 | 1463 |
| LiveBench Instruction Following | 81.5% | — |
| IFEval | 83.2% | — |

## Long Context

- DeepSeek-V3: 34.0 (#248)
- MiMo-V2.6-Flash: 44.8 (#52)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Longer Query | 1353 | 1465 |
| Fiction.LiveBench | 50% | — |

## Writing & Preference

- DeepSeek-V3: 57.6 (#124)
- MiMo-V2.6-Flash: 63.9 (#61)

| Benchmark | DeepSeek-V3 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Text | 1375 | 1459 |
| LMArena Creative Writing | 1364 | 1408 |
| LMArena Multi-Turn | 1389 | 1460 |
| Short-Story Creative Writing | 77% | — |
| EQ-Bench Creative Writing | 1472 | — |
| WildBench | 83% | — |
| LiveBench Language | 49.1% | — |

## FAQ

### Is DeepSeek-V3 better than MiMo-V2.6-Flash?

MiMo-V2.6-Flash is the stronger model overall, scoring 44.4 to 39.2 on the Noometry Index.

### Which is cheaper, DeepSeek-V3 or MiMo-V2.6-Flash?

MiMo-V2.6-Flash is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; DeepSeek-V3 lists at $0.24 and $0.90.

### Is DeepSeek-V3 or MiMo-V2.6-Flash better for coding?

MiMo-V2.6-Flash scores higher on coding benchmarks: 44.3 versus 41.9 in the Noometry coding category.

### Which has the bigger context window?

MiMo-V2.6-Flash does, with 1.05M tokens against 164K.

### How many benchmarks do DeepSeek-V3 and MiMo-V2.6-Flash share?

12 benchmarks have published results for both models. DeepSeek-V3 has 60 scored results on Noometry and MiMo-V2.6-Flash has 13.