# Phi 3 Medium 4k Instruct vs Qwen3 8B

> Phi 3 Medium 4k Instruct and Qwen3 8B score almost the same on the Noometry Index (33.0 vs 33.7), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/phi-3-medium-4k-instruct-vs-qwen3-8b
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in knowledge, where Qwen3 8B leads 36.1 to 30.2.

## Snapshot

| | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| Provider | Microsoft | Alibaba (Qwen) |
| Noometry Index | 33.0 | 33.7 |
| Rank | 250 | 238 |
| Context | — | 131K |
| Input $/M | — | $0.18 |
| Output $/M | — | $0.70 |
| Weights | Open | Open |

## Coding

- Phi 3 Medium 4k Instruct: 32.9 (#268)
- Qwen3 8B: 34.0 (#248)

| Benchmark | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| SciCode | — | 22.6% |
| LMArena Coding | 1130 | — |

## Agentic & Tool Use

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

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

## Reasoning

- Phi 3 Medium 4k Instruct: 21.7 (#214)
- Qwen3 8B: 16.6 (#303)

| Benchmark | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| CritPt | — | 0% |
| Chess Puzzles | — | 5% |
| LMArena Hard Prompts | 1127 | — |
| DTBench | — | 59.7% |
| LMCA | — | 8.8% |
| Epoch Capabilities Index | — | 136.17 |

## Math

- Phi 3 Medium 4k Instruct: 33.4 (#202)
- Qwen3 8B: 34.9 (#191)

| Benchmark | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 56.1% |
| LMArena Math | 1173 | — |

## Knowledge

- Phi 3 Medium 4k Instruct: 30.2 (#229)
- Qwen3 8B: 36.1 (#173)

| Benchmark | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| GPQA Diamond | — | 56.8% |
| Vectara Hallucination Rate | — | 4.8% |
| LMArena Expert | 1108 | — |

## Multilingual

- Phi 3 Medium 4k Instruct: 30.6 (#263)
- Qwen3 8B: —

| Benchmark | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| LMArena Non-English | 1094 | — |
| LMArena Chinese | 1108 | — |
| LMArena French | 1110 | — |
| LMArena German | 1101 | — |
| LMArena Japanese | 1042 | — |
| LMArena Korean | 954 | — |
| LMArena Russian | 1145 | — |
| LMArena Spanish | 1095 | — |

## Instruction Following

- Phi 3 Medium 4k Instruct: 57.6 (#268)
- Qwen3 8B: —

| Benchmark | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| LMArena Instruction Following | 1113 | — |

## Long Context

- Phi 3 Medium 4k Instruct: 34.0 (#255)
- Qwen3 8B: 37.9 (#210)

| Benchmark | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| Fiction.LiveBench | — | 62.1% |
| LMArena Longer Query | 1120 | — |

## Writing & Preference

- Phi 3 Medium 4k Instruct: 34.1 (#272)
- Qwen3 8B: —

| Benchmark | Phi 3 Medium 4k Instruct | Qwen3 8B |
|---|---|---|
| LMArena Text | 1138 | — |
| LMArena Creative Writing | 1107 | — |
| LMArena Multi-Turn | 1088 | — |

## FAQ

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

Phi 3 Medium 4k Instruct and Qwen3 8B score almost the same on the Noometry Index (33.0 vs 33.7), so choose on price, context window or the category you care about most.

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

Qwen3 8B scores higher on coding benchmarks: 34.0 versus 32.9 in the Noometry coding category.

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

0 benchmarks have published results for both models. Phi 3 Medium 4k Instruct has 17 scored results on Noometry and Qwen3 8B has 11.