Model comparison
Mercury 2.5 vs Qwen3.6 Plus
Qwen3.6 Plus has enough public results to be ranked (#54); Mercury 2.5 does not yet, so treat this comparison as directional.
Last verified . 1 shared benchmarks.
Alibaba (Qwen)Summary
- They share 1 benchmark with published results for both. Mercury 2.5 scores higher in 0 categories and Qwen3.6 Plus in 1 category; one gap is clear of the uncertainty.
- The widest gap is in math, where Qwen3.6 Plus leads 50.6 to 22.4.
- Mercury 2.5 is cheaper at $0.04 / $0.15 per million input/output tokens, against $0.50 / $3 for Qwen3.6 Plus.
- Qwen3.6 Plus accepts more context: 1M tokens versus 260K.
Side by side
| Mercury 2.5 | Qwen3.6 Plus | |
|---|---|---|
| Provider | Inception | Alibaba (Qwen) |
| Noometry Index | 30.2 | 47.3 |
| Released | 2026-09-08 | 2026-03-31 |
| Weights | Proprietary | Proprietary |
| Context window | 260K | 1M |
| Max output | 66K | 66K |
| Input $ / M tokens | $0.04 | $0.50 |
| Output $ / M tokens | $0.15 | $3 |
| Results tracked | 2 | 37 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Not comparable
Mercury 2.5: —, Qwen3.6 Plus: 40.6 (#125)
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| ALE-Bench | 301.65 | 670.15 |
| SWE-bench Verified | — | 57.9% |
| LMArena WebDev | — | 1461 |
| SciCode | — | 40.7% |
| LMArena Coding | — | 1467 |
Agentic & Tool Use Not comparable
Mercury 2.5: —, Qwen3.6 Plus: —
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| Vending-Bench 2 | — | 5,115 |
Reasoning Not comparable
Mercury 2.5: —, Qwen3.6 Plus: 28.5 (#89)
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| NYT Connections (extended) | — | 60.3% |
| CritPt | — | 2.9% |
| Chess Puzzles | — | 17% |
| Thematic Generalization | — | 59.5% |
| LMArena Hard Prompts | — | 1449 |
| Mystery Game Puzzles | — | 12% |
| DTBench | — | 81.9% |
| LMCA | — | 33.1% |
| Epoch Capabilities Index | — | 147.67 |
Math Qwen3.6 Plus leads
Mercury 2.5: 22.4, Qwen3.6 Plus: 50.6 (#44)
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 38.2% |
| OTIS Mock AIME 2024-2025 | — | 93.3% |
| ProofBench | 3% | — |
| LMArena Math | — | 1450 |
| FrontierMath (Feb 2025 set) | — | 26.2% |
| FrontierMath Tier 4 (v1) | — | 8.3% |
Knowledge Not comparable
Mercury 2.5: —, Qwen3.6 Plus: 56.1 (#40)
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| GPQA Diamond | — | 88.4% |
| SimpleQA Verified | — | 44.1% |
| LMArena Expert | — | 1456 |
Multilingual Not comparable
Mercury 2.5: —, Qwen3.6 Plus: 53.5 (#66)
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| LMArena Non-English | — | 1424 |
| LMArena Chinese | — | 1478 |
| LMArena French | — | 1454 |
| LMArena German | — | 1451 |
| LMArena Japanese | — | 1389 |
| LMArena Korean | — | 1381 |
| LMArena Russian | — | 1434 |
| LMArena Spanish | — | 1432 |
Instruction Following Not comparable
Mercury 2.5: —, Qwen3.6 Plus: 75.2 (#70)
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| LMArena Instruction Following | — | 1425 |
Long Context Not comparable
Mercury 2.5: —, Qwen3.6 Plus: 45.1 (#48)
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| CL-bench | — | 20.3% |
| LMArena Longer Query | — | 1440 |
Writing & Preference Not comparable
Mercury 2.5: —, Qwen3.6 Plus: 62.4 (#78)
| Benchmark | Mercury 2.5 | Qwen3.6 Plus |
|---|---|---|
| LMArena Text | — | 1437 |
| LMArena Creative Writing | — | 1405 |
| LMArena Multi-Turn | — | 1438 |
Frequently asked questions
Is Mercury 2.5 better than Qwen3.6 Plus?
Qwen3.6 Plus has enough public results to be ranked (#54); Mercury 2.5 does not yet, so treat this comparison as directional.
Which is cheaper, Mercury 2.5 or Qwen3.6 Plus?
Mercury 2.5 is cheaper. It lists at $0.04 per million input tokens and $0.15 per million output tokens; Qwen3.6 Plus lists at $0.50 and $3.
Which has the bigger context window?
Qwen3.6 Plus does, with 1M tokens against 260K.
How many benchmarks do Mercury 2.5 and Qwen3.6 Plus share?
1 benchmark has published results for both models. Mercury 2.5 has 2 scored results on Noometry and Qwen3.6 Plus has 37.