Model comparison
Claude 2.1 vs Qwen3-1.7B
Qwen3-1.7B is the stronger model overall, scoring 26.2 to 24.9 on the Noometry Index.
Last verified . 2 shared benchmarks.
Alibaba (Qwen)Summary
- They share 2 benchmarks with published results for both. Claude 2.1 scores higher in 1 category and Qwen3-1.7B in 2 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in math, where Qwen3-1.7B leads 15.4 to 9.6.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 1.9% for Claude 2.1 and 8.1% for Qwen3-1.7B.
- Qwen3-1.7B has downloadable open weights; the other is API-only.
Side by side
| Claude 2.1 | Qwen3-1.7B | |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 24.9 | 26.2 |
| Released | 2023-11-21 | 2025-04-29 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 7 | 4 |
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Category by category
Coding Not comparable
Claude 2.1: 25.8 (#322), Qwen3-1.7B: —
| Benchmark | Claude 2.1 | Qwen3-1.7B |
|---|---|---|
| WeirdML | 7.1% | — |
Agentic & Tool Use Not comparable
Claude 2.1: —, Qwen3-1.7B: 24.5 (#108)
| Benchmark | Claude 2.1 | Qwen3-1.7B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 28.4% |
Reasoning Claude 2.1 leads
Claude 2.1: 20.6 (#216), Qwen3-1.7B: 18.5 (#263)
| Benchmark | Claude 2.1 | Qwen3-1.7B |
|---|---|---|
| Chess Puzzles | — | 0% |
| DTBench | 51% | — |
| Epoch Capabilities Index | 119.22 | — |
| ForecastBench | 54.2 | — |
Math Qwen3-1.7B leads
Claude 2.1: 9.6 (#309), Qwen3-1.7B: 15.4 (#288)
| Benchmark | Claude 2.1 | Qwen3-1.7B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.9% | 8.1% |
Knowledge Qwen3-1.7B leads
Claude 2.1: 15.5 (#287), Qwen3-1.7B: 19.6 (#273)
| Benchmark | Claude 2.1 | Qwen3-1.7B |
|---|---|---|
| GPQA Diamond | 33% | 38% |
| MMLU | 73.5% | — |
Frequently asked questions
Is Claude 2.1 better than Qwen3-1.7B?
Qwen3-1.7B is the stronger model overall, scoring 26.2 to 24.9 on the Noometry Index.
How many benchmarks do Claude 2.1 and Qwen3-1.7B share?
2 benchmarks have published results for both models. Claude 2.1 has 7 scored results on Noometry and Qwen3-1.7B has 4.