# DeepSeek V4 Flash 0731 vs Qwen3.5-35B-A3B

> Side-by-side benchmark comparison for DeepSeek V4 Flash 0731 and Qwen3.5-35B-A3B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v4-flash-0731-vs-qwen3-5-35b-a3b
- Last updated: September 27, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick DeepSeek V4 Flash 0731 if you want the stronger benchmark profile. Qwen3.5-35B-A3B 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 47.05.
- The clearest category separation is in reasoning, where the averages are 57 for DeepSeek V4 Flash 0731 and 41.3 for Qwen3.5-35B-A3B.
- The biggest single benchmark swing is Terminal-Bench 2.0 in Agentic, with scores of 56.9% and 40.5%.
- Qwen3.5-35B-A3B 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 | Qwen3.5-35B-A3B |
|----------|----------|----------|
| Creator | DeepSeek | Alibaba |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 262K |
| Overall Score | null | 47.05 |
| Benchmarks Covered | 42 | 16 |
| 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
- Qwen3.5-35B-A3B public-lane score: 28.9 (Estimated · #69/105)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 56.9% | 40.5% | DeepSeek V4 Flash 0731 |
| BrowseComp | 73.2% | 61% | DeepSeek V4 Flash 0731 |
| 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 |
| OSWorld-Verified | Coming soon | 54.5% | Coming soon |
| Gert Labs | Coming soon | 28.96% | Coming soon |

### Coding

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.5-35B-A3B public-lane score: 26.8 (Estimated · #95/135)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench Pass@1-COT | 91.6% | Coming soon | Coming soon |
| Codeforces | 3052.0 | Coming soon | Coming soon |
| SWE-bench Verified | 79% | 69.2% | DeepSeek V4 Flash 0731 |
| SWE-bench Pro | 52.6% | Coming soon | Coming soon |
| SWE Multilingual | 73.3% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 56.9% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 82.7% | Coming soon | Coming soon |
| NL2Repo | 54.2% | Coming soon | Coming soon |
| 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% | Coming soon | Coming soon |
| SWE-Rebench | Coming soon | 53.7% | Coming soon |

### Reasoning

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: 57 (Unranked · 4 rankable rows)
- Qwen3.5-35B-A3B public-lane score: 41.3 (Unranked · 3 rankable rows)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.5-35B-A3B | 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 |
| LongBench v2 | Coming soon | 59% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.5-35B-A3B public-lane score: 67.2 (Unranked · 3 rankable rows)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| MMMU | Coming soon | 81.4% | Coming soon |
| MMVU | Coming soon | 72.3% | Coming soon |
| MathVision | Coming soon | 83.9% | Coming soon |
| V* | Coming soon | 92.7% | Coming soon |

### Knowledge

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.5-35B-A3B public-lane score: 39.5 (Supported · #93/158)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | 86.2% | 85.3% | DeepSeek V4 Flash 0731 |
| SimpleQA | 34.1% | Coming soon | Coming soon |
| Chinese-SimpleQA | 78.9% | Coming soon | Coming soon |
| GPQA | 88.1% | 84.2% | DeepSeek V4 Flash 0731 |
| GPQA-D | 88.1% | Coming soon | Coming soon |
| HLE | 34.8% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 89.9% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 86.2% | Coming soon | Coming soon |
| SuperGPQA | Coming soon | 63.4% | Coming soon |

### Multilingual

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.5-35B-A3B public-lane score: 21.1 (#11/12)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | Coming soon | 81% | Coming soon |

### Instruction Following

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: Coming soon
- Qwen3.5-35B-A3B public-lane score: 87.4 (#30/124)

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 91.9% | Coming soon |

### Mathematics

- Winner: Not comparable
- DeepSeek V4 Flash 0731 public-lane score: 79.9 (Unranked · 4 rankable rows)
- Qwen3.5-35B-A3B public-lane score: Coming soon

| Benchmark | DeepSeek V4 Flash 0731 | Qwen3.5-35B-A3B | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | 94.8% | Coming soon | Coming soon |
| IMOAnswerBench | 88.4% | Coming soon | Coming soon |
| Apex | 33.0% | Coming soon | Coming soon |
| Apex Shortlist | 85.7% | Coming soon | Coming soon |

## FAQ

### Which is better overall, DeepSeek V4 Flash 0731 or Qwen3.5-35B-A3B?

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

### Where is the biggest gap between DeepSeek V4 Flash 0731 and Qwen3.5-35B-A3B?

The widest category gap is in reasoning, where the averages are 57 for DeepSeek V4 Flash 0731 and 41.3 for Qwen3.5-35B-A3B.

### 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 Qwen3.5-35B-A3B cover on BenchLM?

Qwen3.5-35B-A3B currently has 16 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek V4 Flash 0731 vs GPT-6 Astra](/compare/deepseek-v4-flash-0731-vs-gpt-6-astra)
- [Qwen3.5-35B-A3B vs GPT-6 Astra](/compare/gpt-6-astra-vs-qwen3-5-35b-a3b)
- [DeepSeek V4 Flash 0731 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-deepseek-v4-flash-0731)
- [Qwen3.5-35B-A3B vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-qwen3-5-35b-a3b)

## Explore More

- [DeepSeek V4 Flash 0731 profile](/models/deepseek-v4-flash-0731)
- [Qwen3.5-35B-A3B profile](/models/qwen3-5-35b-a3b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)