Model comparison
Qwen1.5-14B vs Yi-Lightning
Yi-Lightning is the stronger model overall, scoring 36.5 to 32.1 on the Noometry Index.
Last verified . 16 shared benchmarks.
Alibaba (Qwen)Summary
- They share 16 benchmarks with published results for both. Qwen1.5-14B scores higher in 1 category and Yi-Lightning in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Yi-Lightning leads 50.4 to 33.7.
- Qwen1.5-14B has downloadable open weights; the other is API-only.
Side by side
| Qwen1.5-14B | Yi-Lightning | |
|---|---|---|
| Provider | Alibaba (Qwen) | 01.AI |
| Noometry Index | 32.1 | 36.5 |
| Released | 2024-02-04 | 2024-12-02 |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 17 | 18 |
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Category by category
Coding Qwen1.5-14B leads
Qwen1.5-14B: 32.5 (#259), Yi-Lightning: 27.0 (#315)
| Benchmark | Qwen1.5-14B | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1138 | 1313 |
| Aider Polyglot | — | 12.9% |
Reasoning Yi-Lightning leads
Qwen1.5-14B: 20.5 (#217), Yi-Lightning: 24.9 (#137)
| Benchmark | Qwen1.5-14B | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1113 | 1302 |
Math Yi-Lightning leads
Qwen1.5-14B: 29.9 (#214), Yi-Lightning: 33.5 (#173)
| Benchmark | Qwen1.5-14B | Yi-Lightning |
|---|---|---|
| LMArena Math | 1125 | 1300 |
Knowledge Yi-Lightning leads
Qwen1.5-14B: 29.3 (#230), Yi-Lightning: 34.8 (#182)
| Benchmark | Qwen1.5-14B | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1094 | 1286 |
| MMLU | 68.6% | — |
Multilingual Yi-Lightning leads
Qwen1.5-14B: 30.8 (#257), Yi-Lightning: 42.4 (#191)
| Benchmark | Qwen1.5-14B | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1095 | 1269 |
| LMArena Chinese | 1147 | 1320 |
| LMArena French | 1115 | 1304 |
| LMArena German | 1043 | 1267 |
| LMArena Japanese | 1019 | 1228 |
| LMArena Russian | 1046 | 1255 |
| LMArena Spanish | 1085 | 1315 |
| LMArena Korean | — | 1192 |
Instruction Following Yi-Lightning leads
Qwen1.5-14B: 57.1 (#266), Yi-Lightning: 67.6 (#191)
| Benchmark | Qwen1.5-14B | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1102 | 1278 |
Long Context Yi-Lightning leads
Qwen1.5-14B: 33.7 (#252), Yi-Lightning: 39.4 (#176)
| Benchmark | Qwen1.5-14B | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1113 | 1297 |
Writing & Preference Yi-Lightning leads
Qwen1.5-14B: 33.7 (#270), Yi-Lightning: 50.4 (#178)
| Benchmark | Qwen1.5-14B | Yi-Lightning |
|---|---|---|
| LMArena Text | 1128 | 1302 |
| LMArena Creative Writing | 1091 | 1280 |
| LMArena Multi-Turn | 1110 | 1311 |
Frequently asked questions
Is Qwen1.5-14B better than Yi-Lightning?
Yi-Lightning is the stronger model overall, scoring 36.5 to 32.1 on the Noometry Index.
Is Qwen1.5-14B or Yi-Lightning better for coding?
Qwen1.5-14B scores higher on coding benchmarks: 32.5 versus 27.0 in the Noometry coding category.
How many benchmarks do Qwen1.5-14B and Yi-Lightning share?
16 benchmarks have published results for both models. Qwen1.5-14B has 17 scored results on Noometry and Yi-Lightning has 18.