Model comparison
Qwen3.5-9B vs Yi-34B
Qwen3.5-9B is the stronger model overall, scoring 33.8 to 27.8 on the Noometry Index.
Last verified . 2 shared benchmarks.
Summary
- They share 2 benchmarks with published results for both. Qwen3.5-9B scores higher in 4 categories and Yi-34B in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.5-9B leads 46.0 to 7.5.
- The biggest single-benchmark swing is GPQA Diamond: 79% for Qwen3.5-9B and 14.7% for Yi-34B.
Side by side
| Qwen3.5-9B | Yi-34B | |
|---|---|---|
| Provider | Alibaba (Qwen) | 01.AI |
| Noometry Index | 33.8 | 27.8 |
| Released | 2026-02-23 | 2023-11-02 |
| Weights | Open | Open |
| Context window | 262K | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.10 | — |
| Output $ / M tokens | $0.15 | — |
| Results tracked | 10 | 23 |
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Category by category
Coding Qwen3.5-9B leads
Qwen3.5-9B: 35.9 (#217), Yi-34B: 32.3 (#274)
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| SciCode | 27.5% | — |
| LMArena Coding | — | 1112 |
Agentic & Tool Use Not comparable
Qwen3.5-9B: 14.5 (#151), Yi-34B: —
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| Terminal-Bench | 9.2% | — |
Reasoning Qwen3.5-9B leads
Qwen3.5-9B: 23.1 (#182), Yi-34B: 21.2 (#226)
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| Epoch Capabilities Index | 139.46 | 117.39 |
| CritPt | 0.3% | — |
| Chess Puzzles | 12% | — |
| LMArena Hard Prompts | — | 1104 |
| DTBench | 71.2% | — |
| LMCA | 24.5% | — |
| BIG-Bench Hard | — | 71.7% |
Math Qwen3.5-9B leads
Qwen3.5-9B: 34.8 (#192), Yi-34B: 21.6 (#282)
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| MathArena Final-Answer Competitions | 48.5% | — |
| OTIS Mock AIME 2024-2025 | 61.7% | — |
| LMArena Math | — | 1114 |
| MATH Level 5 | — | 5.1% |
| GSM8K | — | 76% |
Knowledge Qwen3.5-9B leads
Qwen3.5-9B: 46.0 (#84), Yi-34B: 7.5 (#309)
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| GPQA Diamond | 79% | 14.7% |
| LMArena Expert | — | 1061 |
| MMLU | — | 76.3% |
Multilingual Not comparable
Qwen3.5-9B: —, Yi-34B: 29.7 (#264)
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| LMArena Non-English | — | 1079 |
| LMArena Chinese | — | 1176 |
| LMArena French | — | 1081 |
| LMArena German | — | 1042 |
| LMArena Japanese | — | 993 |
| LMArena Korean | — | 959 |
| LMArena Russian | — | 1050 |
| LMArena Spanish | — | 1070 |
Instruction Following Not comparable
Qwen3.5-9B: —, Yi-34B: 56.2 (#274)
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| LMArena Instruction Following | — | 1091 |
Long Context Not comparable
Qwen3.5-9B: —, Yi-34B: 33.2 (#264)
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| LMArena Longer Query | — | 1094 |
Writing & Preference Not comparable
Qwen3.5-9B: —, Yi-34B: 34.1 (#273)
| Benchmark | Qwen3.5-9B | Yi-34B |
|---|---|---|
| LMArena Text | — | 1129 |
| LMArena Creative Writing | — | 1108 |
| LMArena Multi-Turn | — | 1113 |
Frequently asked questions
Is Qwen3.5-9B better than Yi-34B?
Qwen3.5-9B is the stronger model overall, scoring 33.8 to 27.8 on the Noometry Index.
Is Qwen3.5-9B or Yi-34B better for coding?
Qwen3.5-9B scores higher on coding benchmarks: 35.9 versus 32.3 in the Noometry coding category.
How many benchmarks do Qwen3.5-9B and Yi-34B share?
2 benchmarks have published results for both models. Qwen3.5-9B has 10 scored results on Noometry and Yi-34B has 23.