# DeepSeek-R1 vs Mistral Small 3.1

> Side-by-side benchmark comparison for DeepSeek-R1 and Mistral Small 3.1 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-r1-vs-mistral-small-3-1
- Last updated: October 14, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Mistral Small 3.1 if you want the stronger benchmark profile. DeepSeek-R1 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Mistral Small 3.1 leads overall 46 to 41.37.
- The biggest single benchmark swing is GPQA in Knowledge, with scores of 71.5% and 46.0%.

## Model Snapshot

| Property | DeepSeek-R1 | Mistral Small 3.1 |
|----------|----------|----------|
| Creator | DeepSeek | Mistral |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Non-Reasoning |
| Context | 128K | 128K |
| Overall Score | 41.37 | null |
| Benchmarks Covered | 8 | 7 |
| Pricing (input/output) | $0.55 / $2.19 | N/A |

## Category Breakdown

### Coding

- Winner: Not comparable
- DeepSeek-R1 public-lane score: Coming soon
- Mistral Small 3.1 public-lane score: Coming soon

| Benchmark | DeepSeek-R1 | Mistral Small 3.1 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 49.2% | Coming soon | Coming soon |
| HumanEval | Coming soon | 88.4% | Coming soon |

### Reasoning

- Winner: Not comparable
- DeepSeek-R1 public-lane score: 64.1 (Unranked · 2 rankable rows)
- Mistral Small 3.1 public-lane score: Coming soon

### Multimodal & Grounded

- Winner: Not comparable
- DeepSeek-R1 public-lane score: Coming soon
- Mistral Small 3.1 public-lane score: 18.8 (Unranked · 2 rankable rows)

| Benchmark | DeepSeek-R1 | Mistral Small 3.1 | Winner |
|-----------|-----------|-----------|--------|
| MMMU | Coming soon | 64.0% | Coming soon |
| MMMU-Pro | Coming soon | 49.3% | Coming soon |

### Knowledge

- Winner: Not comparable
- DeepSeek-R1 public-lane score: 41.4 (Supported · #109/181)
- Mistral Small 3.1 public-lane score: Coming soon

| Benchmark | DeepSeek-R1 | Mistral Small 3.1 | Winner |
|-----------|-----------|-----------|--------|
| MMLU | 90.8% | 80.6% | DeepSeek-R1 |
| GPQA | 71.5% | 46.0% | DeepSeek-R1 |
| MMLU-Pro | 84% | 66.8% | DeepSeek-R1 |
| SimpleQA | 30.1% | 10.4% | DeepSeek-R1 |

### Instruction Following

- Winner: Not comparable
- DeepSeek-R1 public-lane score: 45.9 (#92/128)
- Mistral Small 3.1 public-lane score: Coming soon

| Benchmark | DeepSeek-R1 | Mistral Small 3.1 | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 83.3% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- DeepSeek-R1 public-lane score: Coming soon
- Mistral Small 3.1 public-lane score: Coming soon

| Benchmark | DeepSeek-R1 | Mistral Small 3.1 | Winner |
|-----------|-----------|-----------|--------|
| AIME 2024 | 79.8% | Coming soon | Coming soon |
| MATH-500 | 97.3% | Coming soon | Coming soon |

## FAQ

### Which is better overall, DeepSeek-R1 or Mistral Small 3.1?

Mistral Small 3.1 is ahead overall on BenchLM right now.

### How many benchmarks does DeepSeek-R1 cover on BenchLM?

DeepSeek-R1 currently has 8 sourced benchmark scores on BenchLM.

### How many benchmarks does Mistral Small 3.1 cover on BenchLM?

Mistral Small 3.1 currently has 7 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek-R1 vs DeepSeek-R1-0528](/compare/deepseek-r1-vs-deepseek-r1-0528)
- [Mistral Small 3.1 vs DeepSeek-R1-0528](/compare/deepseek-r1-0528-vs-mistral-small-3-1)
- [DeepSeek-R1 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-deepseek-r1)
- [Mistral Small 3.1 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-mistral-small-3-1)

## Explore More

- [DeepSeek-R1 profile](/models/deepseek-r1)
- [Mistral Small 3.1 profile](/models/mistral-small-3-1)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)