Model comparison
Amazon Nova Experimental Chat 10 20 vs Granite 4.2 3b
Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 39.4 on the Noometry Index.
Last verified . 11 shared benchmarks.
Summary
- They share 11 benchmarks with published results for both. Amazon Nova Experimental Chat 10 20 scores higher in 7 categories and Granite 4.2 3b in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Amazon Nova Experimental Chat 10 20 leads 56.6 to 47.2.
- Granite 4.2 3b has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b | |
|---|---|---|
| Provider | Amazon | IBM |
| Noometry Index | 42.1 | 39.4 |
| Released | — | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 17 | 11 |
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Category by category
Coding Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 41.6 (#123), Granite 4.2 3b: 40.0 (#151)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b |
|---|---|---|
| LMArena Coding | 1412 | 1361 |
Reasoning Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 28.4 (#106), Granite 4.2 3b: 26.0 (#138)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1306 |
Math Not comparable
Amazon Nova Experimental Chat 10 20: 39.0 (#119), Granite 4.2 3b: —
| Benchmark | Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b |
|---|---|---|
| LMArena Math | 1425 | — |
Knowledge Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 38.5 (#144), Granite 4.2 3b: 36.3 (#171)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b |
|---|---|---|
| LMArena Expert | 1386 | 1315 |
Multilingual Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 49.5 (#131), Granite 4.2 3b: 42.1 (#198)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b |
|---|---|---|
| LMArena Non-English | 1372 | 1268 |
| LMArena Chinese | 1404 | 1269 |
| LMArena Russian | 1371 | 1249 |
| LMArena French | 1425 | — |
| LMArena German | 1391 | — |
| LMArena Japanese | 1360 | — |
| LMArena Korean | 1324 | — |
| LMArena Spanish | 1382 | — |
Instruction Following Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 72.1 (#141), Granite 4.2 3b: 67.1 (#200)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b |
|---|---|---|
| LMArena Instruction Following | 1365 | 1273 |
Long Context Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 41.7 (#133), Granite 4.2 3b: 39.2 (#185)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b |
|---|---|---|
| LMArena Longer Query | 1370 | 1291 |
Writing & Preference Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 56.6 (#136), Granite 4.2 3b: 47.2 (#212)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Granite 4.2 3b |
|---|---|---|
| LMArena Text | 1394 | 1293 |
| LMArena Creative Writing | 1318 | 1205 |
| LMArena Multi-Turn | 1364 | 1290 |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 20 better than Granite 4.2 3b?
Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 42.1 to 39.4 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 20 or Granite 4.2 3b better for coding?
Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.6 versus 40.0 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 10 20 and Granite 4.2 3b share?
11 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Granite 4.2 3b has 11.