# Qwen3-4B vs Qwen3.6 Flash

> Qwen3.6 Flash is the stronger model overall, scoring 38.4 to 31.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/qwen3-4b-vs-qwen3-6-flash
- Last updated: 2026-10-10
- Shared benchmarks: 3

## Summary

- They share 3 benchmarks with published results for both. Qwen3-4B scores higher in 0 categories and Qwen3.6 Flash in 3 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Qwen3.6 Flash leads 28.4 to 18.5.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 52.2% for Qwen3-4B and 84.4% for Qwen3.6 Flash.
- Qwen3-4B has downloadable open weights; the other is API-only.

## Snapshot

| | Qwen3-4B | Qwen3.6 Flash |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 31.5 | 38.4 |
| Rank | 261 | 176 |
| Context | — | 1M |
| Input $/M | — | $0.19 |
| Output $/M | — | $1.13 |
| Weights | Open | Proprietary |

## Coding

- Qwen3-4B: —
- Qwen3.6 Flash: —

| Benchmark | Qwen3-4B | Qwen3.6 Flash |
|---|---|---|
| ALE-Bench | — | 326.4 |

## Agentic & Tool Use

- Qwen3-4B: 27.3 (#94)
- Qwen3.6 Flash: —

| Benchmark | Qwen3-4B | Qwen3.6 Flash |
|---|---|---|
| Berkeley Function Calling Leaderboard | 35.7% | — |

## Reasoning

- Qwen3-4B: 18.5 (#264)
- Qwen3.6 Flash: 28.4 (#90)

| Benchmark | Qwen3-4B | Qwen3.6 Flash |
|---|---|---|
| Chess Puzzles | 4% | 20% |
| SimpleBench | — | 35.2% |
| Mystery Game Puzzles | — | 18% |
| DTBench | — | 77.1% |
| LMCA | — | 31% |
| Epoch Capabilities Index | — | 143.26 |

## Math

- Qwen3-4B: 28.5 (#228)
- Qwen3.6 Flash: 38.0 (#88)

| Benchmark | Qwen3-4B | Qwen3.6 Flash |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 52.2% | 84.4% |
| FrontierMath (Tiers 1-3) | — | 22.5% |
| MathArena Final-Answer Competitions | 38.5% | — |
| FrontierMath (Feb 2025 set) | — | 10.3% |
| FrontierMath Tier 4 (v1) | — | 0% |

## Knowledge

- Qwen3-4B: 33.0 (#198)
- Qwen3.6 Flash: 42.2 (#90)

| Benchmark | Qwen3-4B | Qwen3.6 Flash |
|---|---|---|
| GPQA Diamond | 52.3% | 83.3% |
| SimpleQA Verified | — | 15.9% |
| Vectara Hallucination Rate | 5.7% | — |

## FAQ

### Is Qwen3-4B better than Qwen3.6 Flash?

Qwen3.6 Flash is the stronger model overall, scoring 38.4 to 31.5 on the Noometry Index.

### How many benchmarks do Qwen3-4B and Qwen3.6 Flash share?

3 benchmarks have published results for both models. Qwen3-4B has 6 scored results on Noometry and Qwen3.6 Flash has 13.