# DeepSeek V4.1 Flash vs Phi 3 Small 8k Instruct

> DeepSeek V4.1 Flash is the stronger model overall, scoring 52.8 to 29.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/deepseek-v4-1-flash-vs-phi-3-small-8k-instruct
- Last updated: 2026-10-11
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. DeepSeek V4.1 Flash scores higher in 8 categories and Phi 3 Small 8k Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where DeepSeek V4.1 Flash leads 66.7 to 27.6.

## Snapshot

| | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| Provider | DeepSeek | Microsoft |
| Noometry Index | 52.8 | 29.3 |
| Rank | 38 | 314 |
| Context | 1M | — |
| Input $/M | $0.15 | — |
| Output $/M | $0.60 | — |
| Weights | Open | Open |

## Coding

- DeepSeek V4.1 Flash: 52.9 (#32)
- Phi 3 Small 8k Instruct: 27.9 (#318)

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Coding | 1506 | 1101 |
| LMArena WebDev | 1619 | — |
| SciCode | 51.9% | — |
| LiveBench Coding | — | 20.3% |
| ALE-Bench | 1,092 | — |

## Agentic & Tool Use

- DeepSeek V4.1 Flash: 31.2 (#69)
- Phi 3 Small 8k Instruct: —

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| APEX-Agents | 39.5% | — |
| GDP.pdf | 19.8% | — |

## Reasoning

- DeepSeek V4.1 Flash: 50.2 (#36)
- Phi 3 Small 8k Instruct: 14.8 (#323)

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1483 | 1100 |
| NYT Connections (extended) | 89.6% | — |
| CritPt | 14.3% | — |
| LiveBench Reasoning | — | 15.9% |
| Mystery Game Puzzles | 43% | — |
| DTBench | 89.9% | — |
| LiveBench Data Analysis | — | 30.3% |
| LMCA | 47% | — |
| Surface Evolver Bench | 46.3% | — |
| Adversarial NLI | — | 58.1% |
| BIG-Bench Hard | — | 79.1% |
| Epoch Capabilities Index | 154.9 | — |
| HellaSwag | — | 77% |
| LiveBench | — | 24% |
| WinoGrande | — | 81.5% |

## Math

- DeepSeek V4.1 Flash: 66.7 (#25)
- Phi 3 Small 8k Instruct: 27.6 (#248)

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Math | 1477 | 1151 |
| FrontierMath (Tiers 1-3) | 67.4% | — |
| FrontierMath Tier 4 | 26.8% | — |
| OTIS Mock AIME 2024-2025 | 98.3% | — |
| ProofBench | 54% | — |
| LiveBench Math | — | 17.6% |

## Knowledge

- DeepSeek V4.1 Flash: 57.9 (#38)
- Phi 3 Small 8k Instruct: 29.1 (#240)

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Expert | 1506 | 1067 |
| GPQA Diamond | 89.8% | — |
| ARC (AI2) Challenge | — | 90.7% |
| MMLU | — | 75.7% |
| OpenBookQA | — | 88% |
| TriviaQA | — | 58.1% |

## Multimodal

- DeepSeek V4.1 Flash: 39.1 (#61)
- Phi 3 Small 8k Instruct: —

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Vision | 1277 | — |
| Furniture Assembly | 34.2% | — |

## Multilingual

- DeepSeek V4.1 Flash: 55.0 (#35)
- Phi 3 Small 8k Instruct: 28.5 (#272)

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Non-English | 1448 | 1058 |
| LMArena Chinese | 1497 | 1061 |
| LMArena French | 1452 | 1135 |
| LMArena German | 1484 | 1080 |
| LMArena Japanese | 1412 | 966 |
| LMArena Korean | 1452 | 894 |
| LMArena Russian | 1471 | 1111 |
| LMArena Spanish | 1459 | 1111 |

## Instruction Following

- DeepSeek V4.1 Flash: 77.3 (#26)
- Phi 3 Small 8k Instruct: 51.9 (#292)

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Instruction Following | 1474 | 1087 |
| LiveBench Instruction Following | — | 47.2% |

## Long Context

- DeepSeek V4.1 Flash: 45.2 (#47)
- Phi 3 Small 8k Instruct: 33.0 (#267)

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Longer Query | 1475 | 1088 |

## Writing & Preference

- DeepSeek V4.1 Flash: 65.4 (#48)
- Phi 3 Small 8k Instruct: 31.1 (#284)

| Benchmark | DeepSeek V4.1 Flash | Phi 3 Small 8k Instruct |
|---|---|---|
| LMArena Text | 1462 | 1110 |
| LMArena Creative Writing | 1435 | 1083 |
| LMArena Multi-Turn | 1457 | 1068 |
| EQ-Bench Creative Writing | 1540 | — |
| LiveBench Language | — | 12.9% |

## FAQ

### Is DeepSeek V4.1 Flash better than Phi 3 Small 8k Instruct?

DeepSeek V4.1 Flash is the stronger model overall, scoring 52.8 to 29.3 on the Noometry Index.

### Is DeepSeek V4.1 Flash or Phi 3 Small 8k Instruct better for coding?

DeepSeek V4.1 Flash scores higher on coding benchmarks: 52.9 versus 27.9 in the Noometry coding category.

### How many benchmarks do DeepSeek V4.1 Flash and Phi 3 Small 8k Instruct share?

17 benchmarks have published results for both models. DeepSeek V4.1 Flash has 37 scored results on Noometry and Phi 3 Small 8k Instruct has 32.