# DeepSeek V4 Flash 0731 vs Qwen3.6-27B

> Side-by-side benchmark comparison for DeepSeek V4 Flash 0731 and Qwen3.6-27B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v4-flash-0731-vs-qwen3-6-27b
- Last updated: September 27, 2026

- Shared sourced benchmarks: 11
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick DeepSeek V4 Flash 0731 if you want the stronger benchmark profile. Qwen3.6-27B only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- DeepSeek V4 Flash 0731 leads overall 57 to 46.49.
- The clearest category separation is in reasoning, where the averages are 57 for DeepSeek V4 Flash 0731 and 75.2 for Qwen3.6-27B.
- The biggest single benchmark swing is SWE-bench (Vals) in Coding, with scores of 88.8% and 70.0%.
- Qwen3.6-27B is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- DeepSeek V4 Flash 0731 also has the larger context window at 1M.

## Model Snapshot

| Property | DeepSeek V4 Flash 0731 | Qwen3.6-27B |
|----------|----------|----------|
| Creator | DeepSeek | Alibaba |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 262K |
| Overall Score | null | 46.49 |
| Benchmarks Covered | 42 | 39 |
| Pricing (input/output) | $0.14 / $0.28 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.6-27B public-lane score: 28.1 (Supported · #71/105)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.6-27B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 56.9% | 59.3% | Qwen3.6-27B |
| BrowseComp | 73.2% | Coming soon | Coming soon |
| HLE w/ tools | 45.1% | Coming soon | Coming soon |
| MCP Atlas | 69% | Coming soon | Coming soon |
| Toolathlon | 47.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 82.7% | Coming soon | Coming soon |
| CyberGym | 76.7% | Coming soon | Coming soon |
| Toolathlon-Verified | 70.3% | Coming soon | Coming soon |
| Agents' Last Exam | 25.2% | Coming soon | Coming soon |
| AutomationBench | 25.1% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 67.0% | Coming soon | Coming soon |
| Claw-Eval | Coming soon | 72.4% | Coming soon |
| QwenClawBench | Coming soon | 53.4% | Coming soon |
| QwenWebBench | Coming soon | 1487 | Coming soon |
| AndroidWorld | Coming soon | 70.3% | Coming soon |
| Gert Labs | Coming soon | 54.84% | Coming soon |

### Coding

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.6-27B public-lane score: 37.7 (Supported · #63/135)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.6-27B | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench Pass@1-COT | 91.6% | Coming soon | Coming soon |
| Codeforces | 3052.0 | Coming soon | Coming soon |
| SWE-bench Verified | 79% | 77.2% | DeepSeek V4 Flash 0731 |
| SWE-bench Pro | 52.6% | 53.5% | Qwen3.6-27B |
| SWE Multilingual | 73.3% | 71.3% | DeepSeek V4 Flash 0731 |
| Terminal-Bench 2.0 | 56.9% | 59.3% | Qwen3.6-27B |
| Terminal-Bench 2.1 | 82.7% | Coming soon | Coming soon |
| NL2Repo | 54.2% | 36.2% | DeepSeek V4 Flash 0731 |
| DeepSWE | 54.4% | Coming soon | Coming soon |
| DSBench-FullStack | 68.7% | Coming soon | Coming soon |
| DSBench-Hard | 59.6% | Coming soon | Coming soon |
| VulcanBench v3 | 88.4% | Coming soon | Coming soon |
| OpenHarmony Bench | 53.8% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 87.3% | Coming soon | Coming soon |
| SWE-bench (Vals) | 88.8% | 70.0% | DeepSeek V4 Flash 0731 |
| LiveCodeBench | Coming soon | 83.9% | Coming soon |

### Reasoning

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: 57 (Unranked · 4 rankable rows)
- Qwen3.6-27B public-lane score: 75.2 (Unranked · 2 rankable rows)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.6-27B | Winner |
|-----------|-----------|-----------|--------|
| MRCR 1M | 78.7% | Coming soon | Coming soon |
| CorpusQA 1M | 60.5% | Coming soon | Coming soon |
| ARC-AGI-1 | 89.00% | Coming soon | Coming soon |
| ARC-AGI-2 | 61.4% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.6-27B public-lane score: 51.9 (#37/50)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.6-27B | Winner |
|-----------|-----------|-----------|--------|
| MMMU | Coming soon | 82.9% | Coming soon |
| MMMU-Pro | Coming soon | 75.8% | Coming soon |
| RealWorldQA | Coming soon | 84.1% | Coming soon |
| DynaMath | Coming soon | 85.6% | Coming soon |
| MStar | Coming soon | 81.4% | Coming soon |
| SimpleVQA | Coming soon | 56.1% | Coming soon |
| CharXiv | Coming soon | 78.4% | Coming soon |
| CC-OCR | Coming soon | 81.2% | Coming soon |
| CountBench | Coming soon | 97.8% | Coming soon |
| RefCOCO (avg) | Coming soon | 92.5% | Coming soon |
| ERQA | Coming soon | 62.5% | Coming soon |
| Video-MME (with subtitle) | Coming soon | 87.7% | Coming soon |
| VideoMMMU | Coming soon | 84.4% | Coming soon |
| MLVU (M-Avg) | Coming soon | 86.6% | Coming soon |
| V* | Coming soon | 94.7% | Coming soon |

### Knowledge

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.6-27B public-lane score: 45.7 (Estimated · #72/158)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.6-27B | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | 86.2% | 86.2% | Tie |
| SimpleQA | 34.1% | Coming soon | Coming soon |
| Chinese-SimpleQA | 78.9% | Coming soon | Coming soon |
| GPQA | 88.1% | 87.8% | DeepSeek V4 Flash 0731 |
| GPQA-D | 88.1% | Coming soon | Coming soon |
| HLE | 34.8% | 24% | DeepSeek V4 Flash 0731 |
| GPQA Diamond (Vals) | 89.9% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 86.2% | Coming soon | Coming soon |
| MMLU-Redux | Coming soon | 93.5% | Coming soon |
| SuperGPQA | Coming soon | 66% | Coming soon |
| C-Eval | Coming soon | 91.4% | Coming soon |

### Instruction Following

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.6-27B public-lane score: 81 (#52/124)

### Mathematics

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: 79.9 (Unranked · 4 rankable rows)
- Qwen3.6-27B public-lane score: 72.1 (Unranked · 5 rankable rows)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.6-27B | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | 94.8% | 84.3% | DeepSeek V4 Flash 0731 |
| IMOAnswerBench | 88.4% | Coming soon | Coming soon |
| Apex | 33.0% | Coming soon | Coming soon |
| Apex Shortlist | 85.7% | Coming soon | Coming soon |
| HMMT Feb 2025 | Coming soon | 93.8% | Coming soon |
| HMMT Nov 2025 | Coming soon | 90.7% | Coming soon |
| MMAnswerBench | Coming soon | 80.8% | Coming soon |
| AIME26 | Coming soon | 94.1% | Coming soon |

## FAQ

### Which is better overall, DeepSeek V4 Flash 0731 or Qwen3.6-27B?

DeepSeek V4 Flash 0731 is ahead overall on BenchLM right now.

### Where is the biggest gap between DeepSeek V4 Flash 0731 and Qwen3.6-27B?

The widest category gap is in reasoning, where the averages are 57 for DeepSeek V4 Flash 0731 and 75.2 for Qwen3.6-27B.

### How many benchmarks does DeepSeek V4 Flash 0731 cover on BenchLM?

DeepSeek V4 Flash 0731 currently has 42 sourced benchmark scores on BenchLM.

### How many benchmarks does Qwen3.6-27B cover on BenchLM?

Qwen3.6-27B currently has 39 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek V4 Flash 0731 vs GPT-6 Astra](/compare/deepseek-v4-flash-0731-vs-gpt-6-astra)
- [Qwen3.6-27B vs GPT-6 Astra](/compare/gpt-6-astra-vs-qwen3-6-27b)
- [DeepSeek V4 Flash 0731 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-deepseek-v4-flash-0731)
- [Qwen3.6-27B vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-qwen3-6-27b)

## Explore More

- [DeepSeek V4 Flash 0731 profile](/models/deepseek-v4-flash-0731)
- [Qwen3.6-27B profile](/models/qwen3-6-27b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)