Model comparison
Amazon Nova Experimental Chat 12 10 vs Gemini 3.5 Flash
Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 42.9 on the Noometry Index.
Last verified . 12 shared benchmarks.
GoogleSummary
- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 0 categories and Gemini 3.5 Flash in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.5 Flash leads 62.8 to 29.3.
Side by side
| Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash | |
|---|---|---|
| Provider | Amazon | |
| Noometry Index | 42.9 | 54.2 |
| Released | — | 2026-05-19 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $1.50 |
| Output $ / M tokens | — | $9 |
| Results tracked | 12 | 54 |
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Category by category
Coding Gemini 3.5 Flash leads
Amazon Nova Experimental Chat 12 10: 42.2 (#110), Gemini 3.5 Flash: 49.4 (#49)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Coding | 1430 | 1492 |
| SWE-bench Verified | — | 79.3% |
| DeepSWE | — | 37.4% |
| LMArena WebDev | — | 1499 |
| SciCode | — | 53.1% |
| WeirdML | — | 62.6% |
| ALE-Bench | — | 911.02 |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 12 10: —, Gemini 3.5 Flash: 24.7 (#114)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| APEX-Agents | — | 27.5% |
| GBAEval | — | 6.7% |
| GDP.pdf | — | 14% |
| Vending-Bench 2 | — | 5,396 |
Reasoning Gemini 3.5 Flash leads
Amazon Nova Experimental Chat 12 10: 29.3 (#94), Gemini 3.5 Flash: 62.8 (#18)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1488 |
| ARC-AGI-2 | — | 72.1% |
| SimpleBench | — | 76.7% |
| NYT Connections (extended) | — | 92.6% |
| ARC-AGI-1 | — | 92.5% |
| CritPt | — | 13.1% |
| Chess Puzzles | — | 50% |
| EnigmaEval | — | 25.4% |
| EBR-Bench | — | 4.8% |
| Mystery Game Puzzles | — | 32% |
| DTBench | — | 94.7% |
| LMCA | — | 47.1% |
| Surface Evolver Bench | — | 58.1% |
| Epoch Capabilities Index | — | 154.46 |
| ForecastBench | — | 59 |
Math Gemini 3.5 Flash leads
Amazon Nova Experimental Chat 12 10: 38.9 (#124), Gemini 3.5 Flash: 60.7 (#36)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Math | 1419 | 1504 |
| FrontierMath (Tiers 1-3) | — | 62.8% |
| FrontierMath Tier 4 | — | 26.8% |
| MathArena Final-Answer Competitions | — | 76.3% |
| OTIS Mock AIME 2024-2025 | — | 95.6% |
| ProofBench | — | 31% |
| FrontierMath (Feb 2025 set) | — | 39% |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge Gemini 3.5 Flash leads
Amazon Nova Experimental Chat 12 10: 39.2 (#136), Gemini 3.5 Flash: 66.3 (#11)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Expert | 1408 | 1495 |
| GPQA Diamond | — | 92.8% |
| SimpleQA Verified | — | 66.2% |
Multimodal Not comparable
Amazon Nova Experimental Chat 12 10: —, Gemini 3.5 Flash: 45.7 (#15)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Vision | — | 1310 |
| Blueprint-Bench 2 | — | 33.6% |
| LMArena Document | — | 1463 |
Multilingual Gemini 3.5 Flash leads
Amazon Nova Experimental Chat 12 10: 51.4 (#108), Gemini 3.5 Flash: 57.0 (#13)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Non-English | 1398 | 1476 |
| LMArena Chinese | 1440 | 1526 |
| LMArena Russian | 1395 | 1493 |
| LMArena French | — | 1490 |
| LMArena German | — | 1492 |
| LMArena Japanese | — | 1486 |
| LMArena Korean | — | 1451 |
| LMArena Spanish | — | 1480 |
Instruction Following Gemini 3.5 Flash leads
Amazon Nova Experimental Chat 12 10: 73.2 (#123), Gemini 3.5 Flash: 77.0 (#30)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Instruction Following | 1387 | 1467 |
Long Context Gemini 3.5 Flash leads
Amazon Nova Experimental Chat 12 10: 42.4 (#125), Gemini 3.5 Flash: 45.4 (#38)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Longer Query | 1391 | 1482 |
Writing & Preference Gemini 3.5 Flash leads
Amazon Nova Experimental Chat 12 10: 59.5 (#110), Gemini 3.5 Flash: 65.5 (#47)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Gemini 3.5 Flash |
|---|---|---|
| LMArena Text | 1420 | 1482 |
| LMArena Creative Writing | 1350 | 1470 |
| LMArena Multi-Turn | 1409 | 1481 |
| EQ-Bench 4 | — | 1087 |
Frequently asked questions
Is Amazon Nova Experimental Chat 12 10 better than Gemini 3.5 Flash?
Gemini 3.5 Flash is the stronger model overall, scoring 54.2 to 42.9 on the Noometry Index.
Is Amazon Nova Experimental Chat 12 10 or Gemini 3.5 Flash better for coding?
Gemini 3.5 Flash scores higher on coding benchmarks: 49.4 versus 42.2 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 12 10 and Gemini 3.5 Flash share?
12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Gemini 3.5 Flash has 54.