Model comparison
Granite 4.2 8B vs Yi-Lightning
Granite 4.2 8B is the stronger model overall, scoring 40.5 to 37.1 on the Noometry Index.
Last verified . 11 shared benchmarks.
Summary
- They share 11 benchmarks with published results for both. Granite 4.2 8B scores higher in 6 categories and Yi-Lightning in 1 category; 4 gaps are clear of the uncertainty.
- The widest gap is in coding, where Granite 4.2 8B leads 40.5 to 27.4.
- Granite 4.2 8B has downloadable open weights; the other is API-only.
Side by side
| Granite 4.2 8B | Yi-Lightning | |
|---|---|---|
| Provider | IBM | 01.AI |
| Noometry Index | 40.5 | 37.1 |
| Released | — | 2024-12-02 |
| Weights | Open | Proprietary |
| Context window | 131K | — |
| Max output | 118K | — |
| Input $ / M tokens | $0.06 | — |
| Output $ / M tokens | $0.25 | — |
| Results tracked | 11 | 18 |
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Category by category
Coding Granite 4.2 8B leads
Granite 4.2 8B: 40.5 (#137), Yi-Lightning: 27.4 (#320)
| Benchmark | Granite 4.2 8B | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1380 | 1312 |
| Aider Polyglot | — | 12.9% |
Reasoning Too close to call
Granite 4.2 8B: 26.6 (#131), Yi-Lightning: 25.9 (#139)
| Benchmark | Granite 4.2 8B | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1329 | 1302 |
Math Not comparable
Granite 4.2 8B: —, Yi-Lightning: 36.2 (#172)
| Benchmark | Granite 4.2 8B | Yi-Lightning |
|---|---|---|
| LMArena Math | — | 1300 |
Knowledge Granite 4.2 8B leads
Granite 4.2 8B: 38.4 (#145), Yi-Lightning: 35.4 (#185)
| Benchmark | Granite 4.2 8B | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1384 | 1286 |
Multilingual Granite 4.2 8B leads
Granite 4.2 8B: 44.5 (#178), Yi-Lightning: 42.2 (#196)
| Benchmark | Granite 4.2 8B | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1302 | 1269 |
| LMArena Chinese | 1366 | 1320 |
| LMArena Russian | 1285 | 1255 |
| LMArena French | — | 1305 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
| LMArena Spanish | — | 1315 |
Instruction Following Granite 4.2 8B leads
Granite 4.2 8B: 68.7 (#184), Yi-Lightning: 67.4 (#196)
| Benchmark | Granite 4.2 8B | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1301 | 1278 |
Long Context Too close to call
Granite 4.2 8B: 40.3 (#159), Yi-Lightning: 39.4 (#181)
| Benchmark | Granite 4.2 8B | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1324 | 1297 |
Writing & Preference Too close to call
Granite 4.2 8B: 49.6 (#189), Yi-Lightning: 50.2 (#184)
| Benchmark | Granite 4.2 8B | Yi-Lightning |
|---|---|---|
| LMArena Text | 1320 | 1302 |
| LMArena Creative Writing | 1236 | 1280 |
| LMArena Multi-Turn | 1301 | 1311 |
Frequently asked questions
Is Granite 4.2 8B better than Yi-Lightning?
Granite 4.2 8B is the stronger model overall, scoring 40.5 to 37.1 on the Noometry Index.
Is Granite 4.2 8B or Yi-Lightning better for coding?
Granite 4.2 8B scores higher on coding benchmarks: 40.5 versus 27.4 in the Noometry coding category.
How many benchmarks do Granite 4.2 8B and Yi-Lightning share?
11 benchmarks have published results for both models. Granite 4.2 8B has 11 scored results on Noometry and Yi-Lightning has 18.