# Mercury 2 vs Qwen3 Coder Next

> Mercury 2 is the stronger model overall, scoring 38.8 to 33.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mercury-2-vs-qwen3-coder-next
- Last updated: 2026-10-10
- Shared benchmarks: 3

## Summary

- They share 3 benchmarks with published results for both. Mercury 2 scores higher in 1 category and Qwen3 Coder Next in 1 category; 2 gaps are clear of the uncertainty.
- The biggest single-benchmark swing is WeirdML: 43.2% for Mercury 2 and 34.4% for Qwen3 Coder Next.
- Qwen3 Coder Next is cheaper at $0.12 / $0.80 per million input/output tokens, against $0.25 / $0.75 for Mercury 2.
- Qwen3 Coder Next accepts more context: 262K tokens versus 128K.
- Qwen3 Coder Next has downloadable open weights; the other is API-only.

## Snapshot

| | Mercury 2 | Qwen3 Coder Next |
|---|---|---|
| Provider | Inception | Alibaba (Qwen) |
| Noometry Index | 38.8 | 33.8 |
| Rank | 167 | 229 |
| Context | 128K | 262K |
| Input $/M | $0.25 | $0.12 |
| Output $/M | $0.75 | $0.80 |
| Weights | Proprietary | Open |

## Coding

- Mercury 2: 33.2 (#250)
- Qwen3 Coder Next: 35.8 (#206)

| Benchmark | Mercury 2 | Qwen3 Coder Next |
|---|---|---|
| SciCode | 38.7% | 32.3% |
| WeirdML | 43.2% | 34.4% |
| LMArena WebDev | 1170 | — |
| LMArena Coding | 1391 | — |
| ALE-Bench | 785.58 | — |

## Reasoning

- Mercury 2: 23.0 (#170)
- Qwen3 Coder Next: 21.7 (#191)

| Benchmark | Mercury 2 | Qwen3 Coder Next |
|---|---|---|
| CritPt | 0.8% | 0% |
| LMArena Hard Prompts | 1362 | — |

## Knowledge

- Mercury 2: 35.6 (#170)
- Qwen3 Coder Next: —

| Benchmark | Mercury 2 | Qwen3 Coder Next |
|---|---|---|
| Vectara Hallucination Rate | 12.3% | — |
| LMArena Expert | 1358 | — |

## Multilingual

- Mercury 2: 46.8 (#153)
- Qwen3 Coder Next: —

| Benchmark | Mercury 2 | Qwen3 Coder Next |
|---|---|---|
| LMArena Non-English | 1331 | — |
| LMArena Chinese | 1416 | — |
| LMArena Russian | 1303 | — |

## Instruction Following

- Mercury 2: 70.4 (#161)
- Qwen3 Coder Next: —

| Benchmark | Mercury 2 | Qwen3 Coder Next |
|---|---|---|
| LMArena Instruction Following | 1328 | — |

## Long Context

- Mercury 2: 40.4 (#149)
- Qwen3 Coder Next: —

| Benchmark | Mercury 2 | Qwen3 Coder Next |
|---|---|---|
| LMArena Longer Query | 1329 | — |

## Writing & Preference

- Mercury 2: 54.0 (#151)
- Qwen3 Coder Next: —

| Benchmark | Mercury 2 | Qwen3 Coder Next |
|---|---|---|
| LMArena Text | 1355 | — |
| LMArena Creative Writing | 1289 | — |
| LMArena Multi-Turn | 1358 | — |

## FAQ

### Is Mercury 2 better than Qwen3 Coder Next?

Mercury 2 is the stronger model overall, scoring 38.8 to 33.8 on the Noometry Index.

### Which is cheaper, Mercury 2 or Qwen3 Coder Next?

Qwen3 Coder Next is cheaper. It lists at $0.12 per million input tokens and $0.80 per million output tokens; Mercury 2 lists at $0.25 and $0.75.

### Is Mercury 2 or Qwen3 Coder Next better for coding?

Qwen3 Coder Next scores higher on coding benchmarks: 35.8 versus 33.2 in the Noometry coding category.

### Which has the bigger context window?

Qwen3 Coder Next does, with 262K tokens against 128K.

### How many benchmarks do Mercury 2 and Qwen3 Coder Next share?

3 benchmarks have published results for both models. Mercury 2 has 17 scored results on Noometry and Qwen3 Coder Next has 3.