# Mercury vs Qwen3-4B

> Mercury is the stronger model overall, scoring 37.6 to 31.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mercury-vs-qwen3-4b
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- Qwen3-4B has downloadable open weights; the other is API-only.

## Snapshot

| | Mercury | Qwen3-4B |
|---|---|---|
| Provider | Inception | Alibaba (Qwen) |
| Noometry Index | 37.6 | 31.9 |
| Rank | 199 | 264 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Mercury: 38.7 (#170)
- Qwen3-4B: —

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| LMArena Coding | 1322 | — |

## Agentic & Tool Use

- Mercury: —
- Qwen3-4B: 27.6 (#100)

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 35.7% |

## Reasoning

- Mercury: 17.5 (#293)
- Qwen3-4B: 19.2 (#268)

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| Kagi LLM Benchmark | 21.6% | — |
| Chess Puzzles | — | 4% |
| LMArena Hard Prompts | 1285 | — |

## Math

- Mercury: —
- Qwen3-4B: 29.7 (#240)

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| MathArena Final-Answer Competitions | — | 38.5% |
| OTIS Mock AIME 2024-2025 | — | 52.2% |

## Knowledge

- Mercury: —
- Qwen3-4B: 33.0 (#208)

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| GPQA Diamond | — | 52.3% |
| Vectara Hallucination Rate | — | 5.7% |

## Multilingual

- Mercury: 41.6 (#206)
- Qwen3-4B: —

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| LMArena Non-English | 1260 | — |

## Instruction Following

- Mercury: 65.2 (#224)
- Qwen3-4B: —

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| LMArena Instruction Following | 1239 | — |

## Long Context

- Mercury: 38.4 (#198)
- Qwen3-4B: —

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| LMArena Longer Query | 1266 | — |

## Writing & Preference

- Mercury: 46.2 (#221)
- Qwen3-4B: —

| Benchmark | Mercury | Qwen3-4B |
|---|---|---|
| LMArena Text | 1282 | — |
| LMArena Creative Writing | 1191 | — |
| LMArena Multi-Turn | 1282 | — |

## FAQ

### Is Mercury better than Qwen3-4B?

Mercury is the stronger model overall, scoring 37.6 to 31.9 on the Noometry Index.

### How many benchmarks do Mercury and Qwen3-4B share?

0 benchmarks have published results for both models. Mercury has 9 scored results on Noometry and Qwen3-4B has 6.