Model comparison
Amazon Nova Experimental Chat 10 20 vs Gemma 3 27B
Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 41.5 to 30.5 on the Noometry Index.
Last verified . 17 shared benchmarks.
GoogleSummary
- They share 17 benchmarks with published results for both. Amazon Nova Experimental Chat 10 20 scores higher in 8 categories and Gemma 3 27B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where Amazon Nova Experimental Chat 10 20 leads 41.0 to 22.1.
- Gemma 3 27B has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 10 20 | Gemma 3 27B | |
|---|---|---|
| Provider | Amazon | |
| Noometry Index | 41.5 | 30.5 |
| Released | — | 2025-03-11 |
| Weights | Proprietary | Open |
| Context window | — | 131K |
| Max output | — | 8K |
| Input $ / M tokens | — | $0.08 |
| Output $ / M tokens | — | $0.16 |
| Results tracked | 17 | 43 |
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Category by category
Coding Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 41.0 (#123), Gemma 3 27B: 22.1 (#329)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Coding | 1413 | 1322 |
| Aider Polyglot | — | 4.9% |
| SciCode | — | 21.2% |
| LiveBench Coding | — | 39.9% |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 10 20: —, Gemma 3 27B: 24.9 (#105)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 29.5% |
Reasoning Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 27.3 (#110), Gemma 3 27B: 16.3 (#297)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1340 |
| Kagi LLM Benchmark | — | 40.4% |
| CritPt | — | 0% |
| Chess Puzzles | — | 0% |
| LiveBench Reasoning | — | 43.8% |
| DTBench | — | 52.5% |
| LiveBench Data Analysis | — | 51.5% |
| LMCA | — | 12.3% |
| Epoch Capabilities Index | — | 130.04 |
| LiveBench | — | 50% |
Math Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 36.2 (#121), Gemma 3 27B: 24.4 (#261)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Math | 1425 | 1312 |
| OTIS Mock AIME 2024-2025 | — | 22.5% |
| LiveBench Math | — | 55.4% |
| MATH Level 5 | — | 74% |
Knowledge Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 37.8 (#142), Gemma 3 27B: 25.4 (#256)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Expert | 1385 | 1303 |
| GPQA Diamond | — | 47.7% |
| Confabulations | — | 40.3% |
| Vectara Hallucination Rate | — | 7.4% |
Multimodal Not comparable
Amazon Nova Experimental Chat 10 20: —, Gemma 3 27B: 32.0 (#94)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Vision | — | 1165 |
| GeoBench | — | 52% |
Multilingual Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 49.7 (#127), Gemma 3 27B: 47.0 (#150)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Non-English | 1372 | 1334 |
| LMArena Chinese | 1405 | 1347 |
| LMArena French | 1426 | 1368 |
| LMArena German | 1391 | 1362 |
| LMArena Japanese | 1355 | 1287 |
| LMArena Korean | 1327 | 1308 |
| LMArena Russian | 1371 | 1349 |
| LMArena Spanish | 1381 | 1348 |
Instruction Following Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 72.3 (#136), Gemma 3 27B: 70.8 (#155)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Instruction Following | 1365 | 1321 |
| LiveBench Instruction Following | — | 74.9% |
Long Context Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 41.7 (#128), Gemma 3 27B: 27.6 (#288)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Longer Query | 1370 | 1333 |
| Fiction.LiveBench | — | 33.3% |
Writing & Preference Amazon Nova Experimental Chat 10 20 leads
Amazon Nova Experimental Chat 10 20: 56.9 (#131), Gemma 3 27B: 52.7 (#161)
| Benchmark | Amazon Nova Experimental Chat 10 20 | Gemma 3 27B |
|---|---|---|
| LMArena Text | 1394 | 1358 |
| LMArena Creative Writing | 1318 | 1346 |
| LMArena Multi-Turn | 1364 | 1344 |
| Short-Story Creative Writing | — | 79.9% |
| EQ-Bench Creative Writing | — | 1266 |
| LiveBench Language | — | 34.6% |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 20 better than Gemma 3 27B?
Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 41.5 to 30.5 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 20 or Gemma 3 27B better for coding?
Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.0 versus 22.1 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 10 20 and Gemma 3 27B share?
17 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Gemma 3 27B has 43.