Model comparison
Amazon Nova Experimental Chat 12 10 vs Gemma 4 31B IT
Amazon Nova Experimental Chat 12 10 and Gemma 4 31B IT score almost the same on the Noometry Index (42.3 vs 43.2), so choose on price, context window or the category you care about most.
Last verified . 12 shared benchmarks.
GoogleSummary
- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 2 categories and Gemma 4 31B IT in 6 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemma 4 31B IT leads 41.3 to 36.1.
- Gemma 4 31B IT has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT | |
|---|---|---|
| Provider | Amazon | |
| Noometry Index | 42.3 | 43.2 |
| Released | — | 2026-04-02 |
| Weights | Proprietary | Open |
| Context window | — | 262K |
| Max output | — | 33K |
| Input $ / M tokens | — | $0.09 |
| Output $ / M tokens | — | $0.34 |
| Results tracked | 12 | 35 |
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Category by category
Coding Too close to call
Amazon Nova Experimental Chat 12 10: 41.5 (#112), Gemma 4 31B IT: 41.9 (#98)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Coding | 1430 | 1459 |
| LMArena WebDev | — | 1364 |
| SciCode | — | 43.4% |
| WeirdML | — | 52.3% |
| ALE-Bench | — | 925.5 |
Reasoning Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 28.1 (#93), Gemma 4 31B IT: 26.4 (#119)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1448 |
| Kagi LLM Benchmark | — | 63.5% |
| NYT Connections (extended) | — | 70.6% |
| CritPt | — | 1.4% |
| Chess Puzzles | — | 5% |
| Thematic Generalization | — | 53% |
| DTBench | — | 82.7% |
| LMCA | — | 39.3% |
| Surface Evolver Bench | — | 30.6% |
| Epoch Capabilities Index | — | 142.74 |
Math Gemma 4 31B IT leads
Amazon Nova Experimental Chat 12 10: 36.1 (#130), Gemma 4 31B IT: 41.3 (#72)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Math | 1418 | 1464 |
| OTIS Mock AIME 2024-2025 | — | 73.3% |
Knowledge Too close to call
Amazon Nova Experimental Chat 12 10: 38.6 (#133), Gemma 4 31B IT: 37.9 (#141)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Expert | 1409 | 1465 |
| GPQA Diamond | — | 75.8% |
| SimpleQA Verified | — | 10.4% |
| Vectara Hallucination Rate | — | 7.4% |
Multimodal Not comparable
Amazon Nova Experimental Chat 12 10: —, Gemma 4 31B IT: 41.0 (#32)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Vision | — | 1278 |
| LMArena Document | — | 1425 |
Multilingual Gemma 4 31B IT leads
Amazon Nova Experimental Chat 12 10: 51.7 (#103), Gemma 4 31B IT: 54.0 (#52)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Non-English | 1399 | 1431 |
| LMArena Chinese | 1440 | 1478 |
| LMArena Russian | 1397 | 1462 |
| LMArena French | — | 1436 |
| LMArena Spanish | — | 1443 |
Instruction Following Gemma 4 31B IT leads
Amazon Nova Experimental Chat 12 10: 73.4 (#117), Gemma 4 31B IT: 75.6 (#58)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Instruction Following | 1387 | 1433 |
Long Context Gemma 4 31B IT leads
Amazon Nova Experimental Chat 12 10: 42.4 (#120), Gemma 4 31B IT: 44.2 (#67)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Longer Query | 1391 | 1446 |
Writing & Preference Too close to call
Amazon Nova Experimental Chat 12 10: 59.7 (#104), Gemma 4 31B IT: 60.7 (#92)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemma 4 31B IT |
|---|---|---|
| LMArena Text | 1420 | 1443 |
| LMArena Creative Writing | 1351 | 1416 |
| LMArena Multi-Turn | 1409 | 1452 |
| EQ-Bench Creative Writing | — | 1368 |
| EQ-Bench 4 | — | 1120 |
Frequently asked questions
Is Amazon Nova Experimental Chat 12 10 better than Gemma 4 31B IT?
Amazon Nova Experimental Chat 12 10 and Gemma 4 31B IT score almost the same on the Noometry Index (42.3 vs 43.2), so choose on price, context window or the category you care about most.
Is Amazon Nova Experimental Chat 12 10 or Gemma 4 31B IT better for coding?
They score almost the same on coding (41.5 vs 41.9); test both on your own repository before choosing.
How many benchmarks do Amazon Nova Experimental Chat 12 10 and Gemma 4 31B IT share?
12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Gemma 4 31B IT has 35.