# Phi 3 Mini 4k Instruct vs Qwen3 8B

> Qwen3 8B is the stronger model overall, scoring 33.7 to 27.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/phi-3-mini-4k-instruct-vs-qwen3-8b
- Last updated: 2026-10-11
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. Phi 3 Mini 4k Instruct scores higher in 0 categories and Qwen3 8B in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in math, where Qwen3 8B leads 34.9 to 26.6.
- The biggest single-benchmark swing is Chess Puzzles: 0% for Phi 3 Mini 4k Instruct and 5% for Qwen3 8B.

## Snapshot

| | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| Provider | Microsoft | Alibaba (Qwen) |
| Noometry Index | 27.9 | 33.7 |
| Rank | 328 | 238 |
| Context | — | 131K |
| Input $/M | — | $0.18 |
| Output $/M | — | $0.70 |
| Weights | Open | Open |

## Coding

- Phi 3 Mini 4k Instruct: 26.6 (#323)
- Qwen3 8B: 34.0 (#248)

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| SciCode | — | 22.6% |
| LiveBench Coding | 15.5% | — |
| LMArena Coding | 1093 | — |
| HumanEval+ | 59.1% | — |
| MBPP+ | 54.2% | — |

## Agentic & Tool Use

- Phi 3 Mini 4k Instruct: —
- Qwen3 8B: 30.2 (#78)

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 42.6% |

## Reasoning

- Phi 3 Mini 4k Instruct: 14.1 (#328)
- Qwen3 8B: 16.6 (#303)

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| Chess Puzzles | 0% | 5% |
| CritPt | — | 0% |
| LiveBench Reasoning | 26.8% | — |
| LMArena Hard Prompts | 1072 | — |
| DTBench | — | 59.7% |
| LiveBench Data Analysis | 34.7% | — |
| LMCA | — | 8.8% |
| Adversarial NLI | 52.8% | — |
| BIG-Bench Hard | 71.7% | — |
| Epoch Capabilities Index | — | 136.17 |
| HellaSwag | 76.7% | — |
| LiveBench | 22.4% | — |
| WinoGrande | 70.8% | — |

## Math

- Phi 3 Mini 4k Instruct: 26.6 (#257)
- Qwen3 8B: 34.9 (#191)

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 56.1% |
| LiveBench Math | 15.7% | — |
| LMArena Math | 1111 | — |

## Knowledge

- Phi 3 Mini 4k Instruct: 28.5 (#246)
- Qwen3 8B: 36.1 (#173)

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| GPQA Diamond | — | 56.8% |
| Vectara Hallucination Rate | — | 4.8% |
| LMArena Expert | 1045 | — |
| ARC (AI2) Challenge | 84.9% | — |
| MMLU | 68.8% | — |
| OpenBookQA | 88% | — |
| TriviaQA | 64% | — |

## Multilingual

- Phi 3 Mini 4k Instruct: 26.3 (#280)
- Qwen3 8B: —

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| LMArena Non-English | 1021 | — |
| LMArena Chinese | 1021 | — |
| LMArena French | 1076 | — |
| LMArena German | 1044 | — |
| LMArena Japanese | 935 | — |
| LMArena Korean | 905 | — |
| LMArena Russian | 1022 | — |
| LMArena Spanish | 1085 | — |

## Instruction Following

- Phi 3 Mini 4k Instruct: 47.7 (#303)
- Qwen3 8B: —

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| LiveBench Instruction Following | 39.1% | — |
| LMArena Instruction Following | 1053 | — |

## Long Context

- Phi 3 Mini 4k Instruct: 31.7 (#276)
- Qwen3 8B: 37.9 (#210)

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| Fiction.LiveBench | — | 62.1% |
| LMArena Longer Query | 1044 | — |

## Writing & Preference

- Phi 3 Mini 4k Instruct: 27.6 (#300)
- Qwen3 8B: —

| Benchmark | Phi 3 Mini 4k Instruct | Qwen3 8B |
|---|---|---|
| LMArena Text | 1073 | — |
| LMArena Creative Writing | 1037 | — |
| LMArena Multi-Turn | 1018 | — |
| LiveBench Language | 9.2% | — |

## FAQ

### Is Phi 3 Mini 4k Instruct better than Qwen3 8B?

Qwen3 8B is the stronger model overall, scoring 33.7 to 27.9 on the Noometry Index.

### Is Phi 3 Mini 4k Instruct or Qwen3 8B better for coding?

Qwen3 8B scores higher on coding benchmarks: 34.0 versus 26.6 in the Noometry coding category.

### How many benchmarks do Phi 3 Mini 4k Instruct and Qwen3 8B share?

1 benchmark has published results for both models. Phi 3 Mini 4k Instruct has 35 scored results on Noometry and Qwen3 8B has 11.