Model comparison
Amazon Nova Experimental Chat 26 02 10 vs Qwen3.5 397B-A17B
Qwen3.5 397B-A17B is the stronger model overall, scoring 46.0 to 44.5 on the Noometry Index.
Last verified . 12 shared benchmarks.
Alibaba (Qwen)Summary
- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 26 02 10 scores higher in 3 categories and Qwen3.5 397B-A17B in 5 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.5 397B-A17B leads 53.3 to 42.3.
- Qwen3.5 397B-A17B has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B | |
|---|---|---|
| Provider | Amazon | Alibaba (Qwen) |
| Noometry Index | 44.5 | 46.0 |
| Released | — | 2026-02-01 |
| Weights | Proprietary | Open |
| Context window | — | 262K |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.60 |
| Output $ / M tokens | — | $3.60 |
| Results tracked | 12 | 36 |
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Category by category
Coding Amazon Nova Experimental Chat 26 02 10 leads
Amazon Nova Experimental Chat 26 02 10: 43.9 (#82), Qwen3.5 397B-A17B: 42.0 (#114)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Coding | 1483 | 1465 |
| LMArena WebDev | — | 1400 |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 26 02 10: —, Qwen3.5 397B-A17B: 33.3 (#53)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| APEX-Agents | — | 24.9% |
| τ²-bench Airline | — | 81.5% |
| τ²-bench Banking | — | 9.8% |
| τ²-bench Retail | — | 84.4% |
| τ²-bench Telecom | — | 97.8% |
Reasoning Qwen3.5 397B-A17B leads
Amazon Nova Experimental Chat 26 02 10: 30.1 (#86), Qwen3.5 397B-A17B: 34.5 (#70)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Hard Prompts | 1458 | 1448 |
| Kagi LLM Benchmark | — | 73.7% |
| NYT Connections (extended) | — | 58.9% |
| Chess Puzzles | — | 13% |
| Thematic Generalization | — | 65.1% |
| Mystery Game Puzzles | — | 18% |
| DTBench | — | 87.5% |
| LMCA | — | 37.9% |
| Epoch Capabilities Index | — | 146.65 |
Math Qwen3.5 397B-A17B leads
Amazon Nova Experimental Chat 26 02 10: 39.3 (#109), Qwen3.5 397B-A17B: 46.1 (#73)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Math | 1438 | 1454 |
| FrontierMath (Tiers 1-3) | — | 31.2% |
| OTIS Mock AIME 2024-2025 | — | 88.9% |
Knowledge Qwen3.5 397B-A17B leads
Amazon Nova Experimental Chat 26 02 10: 42.3 (#97), Qwen3.5 397B-A17B: 53.3 (#58)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Expert | 1506 | 1462 |
| GPQA Diamond | — | 86.4% |
Multimodal Not comparable
Amazon Nova Experimental Chat 26 02 10: —, Qwen3.5 397B-A17B: 40.7 (#44)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Vision | — | 1263 |
Multilingual Too close to call
Amazon Nova Experimental Chat 26 02 10: 54.0 (#50), Qwen3.5 397B-A17B: 53.7 (#59)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Non-English | 1434 | 1430 |
| LMArena Chinese | 1463 | 1500 |
| LMArena Russian | 1423 | 1429 |
| LMArena French | — | 1461 |
| LMArena German | — | 1447 |
| LMArena Japanese | — | 1426 |
| LMArena Korean | — | 1384 |
| LMArena Spanish | — | 1441 |
Instruction Following Too close to call
Amazon Nova Experimental Chat 26 02 10: 75.2 (#69), Qwen3.5 397B-A17B: 75.0 (#77)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Instruction Following | 1427 | 1424 |
Long Context Too close to call
Amazon Nova Experimental Chat 26 02 10: 44.0 (#77), Qwen3.5 397B-A17B: 44.1 (#74)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Longer Query | 1441 | 1442 |
Writing & Preference Too close to call
Amazon Nova Experimental Chat 26 02 10: 61.8 (#84), Qwen3.5 397B-A17B: 62.3 (#79)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Text | 1448 | 1438 |
| LMArena Creative Writing | 1368 | 1401 |
| LMArena Multi-Turn | 1442 | 1446 |
| EQ-Bench Creative Writing | — | 1478 |
Frequently asked questions
Is Amazon Nova Experimental Chat 26 02 10 better than Qwen3.5 397B-A17B?
Qwen3.5 397B-A17B is the stronger model overall, scoring 46.0 to 44.5 on the Noometry Index.
Is Amazon Nova Experimental Chat 26 02 10 or Qwen3.5 397B-A17B better for coding?
Amazon Nova Experimental Chat 26 02 10 scores higher on coding benchmarks: 43.9 versus 42.0 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 26 02 10 and Qwen3.5 397B-A17B share?
12 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 02 10 has 12 scored results on Noometry and Qwen3.5 397B-A17B has 36.