# DeepSeek V4 Flash vs Mistral Large 4

> DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 43.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/deepseek-v4-flash-vs-mistral-large-4
- Last updated: 2026-10-11
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. DeepSeek V4 Flash scores higher in 6 categories and Mistral Large 4 in 2 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where DeepSeek V4 Flash leads 53.7 to 22.5.
- The biggest single-benchmark swing is NYT Connections (extended): 89.6% for DeepSeek V4 Flash and 27.4% for Mistral Large 4.
- DeepSeek V4 Flash is cheaper at $0.15 / $0.60 per million input/output tokens, against $0.68 / $2.09 for Mistral Large 4.
- Mistral Large 4 accepts more context: 1.05M tokens versus 1M.
- DeepSeek V4 Flash has downloadable open weights; the other is API-only.

## Snapshot

| | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| Provider | DeepSeek | Mistral AI |
| Noometry Index | 53.6 | 43.1 |
| Rank | 35 | 99 |
| Context | 1M | 1.05M |
| Input $/M | $0.15 | $0.68 |
| Output $/M | $0.60 | $2.09 |
| Weights | Open | Proprietary |

## Coding

- DeepSeek V4 Flash: 47.9 (#59)
- Mistral Large 4: 48.6 (#57)

| Benchmark | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| LMArena WebDev | 1582 | 1541 |
| LMArena Coding | 1457 | 1475 |
| FrontierCode | 18.8% | — |
| SciCode | 49.9% | — |
| WeirdML | 63% | — |
| ALE-Bench | 1,306 | — |

## Reasoning

- DeepSeek V4 Flash: 53.7 (#30)
- Mistral Large 4: 22.5 (#192)

| Benchmark | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| NYT Connections (extended) | 89.6% | 27.4% |
| LMArena Hard Prompts | 1444 | 1444 |
| ARC-AGI-2 | 61.4% | — |
| SimpleBench | 61.1% | — |
| Kagi LLM Benchmark | 52.2% | — |
| ARC-AGI-1 | 89% | — |
| CritPt | 16.6% | — |
| Chess Puzzles | 33% | — |
| Mystery Game Puzzles | 34% | — |
| DTBench | 90.9% | — |
| LMCA | 41.7% | — |
| Epoch Capabilities Index | 154.49 | — |

## Math

- DeepSeek V4 Flash: 60.3 (#37)
- Mistral Large 4: 40.4 (#91)

| Benchmark | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| LMArena Math | 1427 | 1488 |
| FrontierMath (Tiers 1-3) | 57.5% | — |
| FrontierMath Tier 4 | 24.4% | — |
| MathArena Final-Answer Competitions | 76.5% | — |
| OTIS Mock AIME 2024-2025 | 94.4% | — |
| ProofBench | 56% | — |

## Knowledge

- DeepSeek V4 Flash: 55.4 (#48)
- Mistral Large 4: 36.6 (#166)

| Benchmark | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| SimpleQA Verified | 33.6% | 20% |
| LMArena Expert | 1441 | 1447 |
| GPQA Diamond | 91% | — |

## Multilingual

- DeepSeek V4 Flash: 53.0 (#72)
- Mistral Large 4: 52.6 (#82)

| Benchmark | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| LMArena Non-English | 1420 | 1415 |
| LMArena Chinese | 1468 | 1491 |
| LMArena Russian | 1428 | 1414 |
| LMArena French | 1439 | — |
| LMArena German | 1418 | — |
| LMArena Japanese | 1406 | — |
| LMArena Korean | 1384 | — |
| LMArena Spanish | 1436 | — |

## Instruction Following

- DeepSeek V4 Flash: 74.9 (#81)
- Mistral Large 4: 75.0 (#76)

| Benchmark | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| LMArena Instruction Following | 1421 | 1424 |

## Long Context

- DeepSeek V4 Flash: 43.8 (#85)
- Mistral Large 4: 43.6 (#89)

| Benchmark | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| LMArena Longer Query | 1434 | 1429 |

## Writing & Preference

- DeepSeek V4 Flash: 63.8 (#61)
- Mistral Large 4: 60.4 (#97)

| Benchmark | DeepSeek V4 Flash | Mistral Large 4 |
|---|---|---|
| LMArena Text | 1432 | 1427 |
| LMArena Creative Writing | 1403 | 1361 |
| LMArena Multi-Turn | 1449 | 1424 |
| EQ-Bench Creative Writing | 1559 | — |

## FAQ

### Is DeepSeek V4 Flash better than Mistral Large 4?

DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 43.1 on the Noometry Index.

### Which is cheaper, DeepSeek V4 Flash or Mistral Large 4?

DeepSeek V4 Flash is cheaper. It lists at $0.15 per million input tokens and $0.60 per million output tokens; Mistral Large 4 lists at $0.68 and $2.09.

### Is DeepSeek V4 Flash or Mistral Large 4 better for coding?

They score almost the same on coding (47.9 vs 48.6); test both on your own repository before choosing.

### Which has the bigger context window?

Mistral Large 4 does, with 1.05M tokens against 1M.

### How many benchmarks do DeepSeek V4 Flash and Mistral Large 4 share?

15 benchmarks have published results for both models. DeepSeek V4 Flash has 41 scored results on Noometry and Mistral Large 4 has 15.