# DeepSeek V3 vs Phi-4-reasoning

> Side-by-side benchmark comparison for DeepSeek V3 and Phi-4-reasoning across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v3-vs-phi-4-reasoning
- Last updated: October 14, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Phi-4-reasoning if you want the stronger benchmark profile. DeepSeek V3 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Phi-4-reasoning leads overall 49 to 31.78.
- The biggest single benchmark swing is AIME 2024 in Mathematics, with scores of 39.2% and 75.3%.
- DeepSeek V3 also has the larger context window at 128K.

## Model Snapshot

| Property | DeepSeek V3 | Phi-4-reasoning |
|----------|----------|----------|
| Creator | DeepSeek | Microsoft |
| Type | Open Weight | Open Weight |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 128K | 32K |
| Overall Score | 31.78 | null |
| Benchmarks Covered | 9 | 6 |
| Pricing (input/output) | $0.27 / $1.10 | N/A |

## Category Breakdown

### Agentic

- Winner: Not comparable
- DeepSeek V3 public-lane score: 10 (Estimated · #118/124)
- Phi-4-reasoning public-lane score: Coming soon

### Coding

- Winner: Not comparable
- DeepSeek V3 public-lane score: 15.1 (Estimated · #134/149)
- Phi-4-reasoning public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Phi-4-reasoning | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench | 37.6% | 53.8% | Phi-4-reasoning |
| SWE-bench Verified | 42% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- DeepSeek V3 public-lane score: 26.3 (Unranked · 3 rankable rows)
- Phi-4-reasoning public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Phi-4-reasoning | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 48.7% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- DeepSeek V3 public-lane score: 32.3 (Supported · #143/181)
- Phi-4-reasoning public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Phi-4-reasoning | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 59.1% | 65.8% | Phi-4-reasoning |
| MMLU-Pro | 75.9% | 74.3% | DeepSeek V3 |
| SimpleQA | 24.9% | Coming soon | Coming soon |

### Instruction Following

- Winner: Not comparable
- DeepSeek V3 public-lane score: 39.6 (#105/128)
- Phi-4-reasoning public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Phi-4-reasoning | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 86.1% | 83.4% | DeepSeek V3 |

### Mathematics

- Winner: Not comparable
- DeepSeek V3 public-lane score: Coming soon
- Phi-4-reasoning public-lane score: Coming soon

| Benchmark | DeepSeek V3 | Phi-4-reasoning | Winner |
|-----------|-----------|-----------|--------|
| AIME 2024 | 39.2% | 75.3% | Phi-4-reasoning |
| MATH-500 | 90.2% | Coming soon | Coming soon |
| AIME 2025 | Coming soon | 62.9% | Coming soon |

## FAQ

### Which is better overall, DeepSeek V3 or Phi-4-reasoning?

Phi-4-reasoning is ahead overall on BenchLM right now.

### How many benchmarks does DeepSeek V3 cover on BenchLM?

DeepSeek V3 currently has 9 sourced benchmark scores on BenchLM.

### How many benchmarks does Phi-4-reasoning cover on BenchLM?

Phi-4-reasoning currently has 6 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek V3 vs DeepSeek V3 0324](/compare/deepseek-v3-vs-deepseek-v3-0324)
- [Phi-4-reasoning vs DeepSeek V3 0324](/compare/deepseek-v3-0324-vs-phi-4-reasoning)
- [DeepSeek V3 vs Phi-4-reasoning-plus](/compare/deepseek-v3-vs-phi-4-reasoning-plus)
- [Phi-4-reasoning vs Phi-4-reasoning-plus](/compare/phi-4-reasoning-vs-phi-4-reasoning-plus)

## Explore More

- [DeepSeek V3 profile](/models/deepseek-v3)
- [Phi-4-reasoning profile](/models/phi-4-reasoning)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)