Model comparison
Amazon Nova Micro vs Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 30.4 on the Noometry Index. Amazon Nova Micro costs 73× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.
Last verified . 18 shared benchmarks.
GoogleSummary
- They share 18 benchmarks with published results for both. Amazon Nova Micro scores higher in 0 categories and Gemini 3.1 Pro Preview in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.1 Pro Preview leads 71.7 to 17.4.
- Amazon Nova Micro is cheaper at $0.035 / $0.14 per million input/output tokens, against $2 / $12 for Gemini 3.1 Pro Preview.
- Gemini 3.1 Pro Preview accepts more context: 1.05M tokens versus 128K.
Side by side
| Amazon Nova Micro | Gemini 3.1 Pro Preview | |
|---|---|---|
| Provider | Amazon | |
| Noometry Index | 30.4 | 56.7 |
| Released | 2024-12-03 | 2026-02-19 |
| Weights | Proprietary | Proprietary |
| Context window | 128K | 1.05M |
| Max output | 10K | 66K |
| Input $ / M tokens | $0.035 | $2 |
| Output $ / M tokens | $0.14 | $12 |
| Results tracked | 32 | 71 |
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Category by category
Coding Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 30.5 (#295), Gemini 3.1 Pro Preview: 42.5 (#99)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Coding | 1218 | 1484 |
| SWE-bench Verified | — | 75.6% |
| DeepSWE | — | 11.7% |
| LMArena WebDev | — | 1447 |
| SciCode | — | 58.9% |
| GSO | — | 22.6% |
| WeirdML | — | 72.1% |
| LiveBench Coding | 20.2% | — |
| MirrorCode | — | 8.9% |
| ALE-Bench | — | 1,161 |
| AlgoTune | — | 2.02 |
Agentic & Tool Use Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 22.1 (#132), Gemini 3.1 Pro Preview: 37.7 (#34)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| Terminal-Bench | — | 80.2% |
| APEX-Agents | — | 35.3% |
| Berkeley Function Calling Leaderboard | 22.3% | — |
| τ²-bench Banking | — | 26% |
| DeepResearch Bench | — | 47.8% |
| PostTrainBench | — | 22% |
| BALROG | — | 57% |
| ExploitBench | — | 26.1% |
| GBAEval | — | 0.8% |
| GDP.pdf | — | 17% |
| LMArena Search | — | 1211 |
| METR Time Horizons | — | 77% |
| Vending-Bench 2 | — | 3,774 |
Reasoning Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 17.4 (#294), Gemini 3.1 Pro Preview: 71.7 (#12)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Hard Prompts | 1191 | 1485 |
| ARC-AGI-2 | — | 77.1% |
| SimpleBench | — | 79.6% |
| NYT Connections (extended) | — | 97.4% |
| ARC-AGI-1 | — | 98% |
| CritPt | — | 17.7% |
| Chess Puzzles | — | 55% |
| EnigmaEval | — | 36.8% |
| Thematic Generalization | — | 79.4% |
| EBR-Bench | — | 14.3% |
| LiveBench Reasoning | 25.1% | — |
| Mystery Game Puzzles | — | 34% |
| DTBench | — | 97.1% |
| LiveBench Data Analysis | 34% | — |
| LMCA | — | 53.8% |
| Epoch Capabilities Index | — | 154.77 |
| ForecastBench | — | 59 |
| LiveBench | 29.6% | — |
Math Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 26.9 (#254), Gemini 3.1 Pro Preview: 62.1 (#34)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Math | 1206 | 1485 |
| FrontierMath (Tiers 1-3) | — | 59.6% |
| FrontierMath Tier 4 | — | 26.8% |
| MathArena Final-Answer Competitions | — | 86.5% |
| OTIS Mock AIME 2024-2025 | — | 95.6% |
| ProofBench | — | 26% |
| Omni-MATH | 21.4% | — |
| LiveBench Math | 34.5% | — |
| FrontierMath (Feb 2025 set) | — | 36.9% |
| FrontierMath Tier 4 (v1) | — | 16.7% |
Knowledge Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 29.6 (#237), Gemini 3.1 Pro Preview: 71.8 (#3)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| Vectara Hallucination Rate | 5.5% | 10.4% |
| LMArena Expert | 1184 | 1485 |
| GPQA Diamond | — | 94.4% |
| Humanity's Last Exam | — | 46.4% |
| SimpleQA Verified | — | 73.5% |
| MMLU-Pro | 51.1% | — |
| GPQA (HELM) | 38.3% | — |
| MMLU | 70.8% | — |
Multimodal Not comparable
Amazon Nova Micro: —, Gemini 3.1 Pro Preview: 37.9 (#69)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Vision | — | 1296 |
| Blueprint-Bench 2 | — | 26.5% |
| Furniture Assembly | — | 26.7% |
| LMArena Document | — | 1444 |
Multilingual Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 36.5 (#239), Gemini 3.1 Pro Preview: 57.0 (#12)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Non-English | 1186 | 1477 |
| LMArena Chinese | 1209 | 1529 |
| LMArena French | 1238 | 1487 |
| LMArena German | 1192 | 1491 |
| LMArena Japanese | 1154 | 1493 |
| LMArena Korean | 1150 | 1455 |
| LMArena Russian | 1185 | 1498 |
| LMArena Spanish | 1225 | 1479 |
Instruction Following Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 56.3 (#272), Gemini 3.1 Pro Preview: 77.0 (#32)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Instruction Following | 1174 | 1466 |
| LiveBench Instruction Following | 48% | — |
| IFEval | 76% | — |
Long Context Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 36.5 (#229), Gemini 3.1 Pro Preview: 47.4 (#18)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Longer Query | 1205 | 1483 |
| CL-bench | — | 20.8% |
| CL-bench Life | — | 16.9% |
Writing & Preference Gemini 3.1 Pro Preview leads
Amazon Nova Micro: 39.5 (#247), Gemini 3.1 Pro Preview: 66.1 (#37)
| Benchmark | Amazon Nova Micro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Text | 1208 | 1481 |
| LMArena Creative Writing | 1172 | 1482 |
| LMArena Multi-Turn | 1178 | 1488 |
| EQ-Bench Creative Writing | — | 1491 |
| WildBench | 74.3% | — |
| EQ-Bench 4 | — | 1142 |
| LiveBench Language | 15.8% | — |
Frequently asked questions
Is Amazon Nova Micro better than Gemini 3.1 Pro Preview?
Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 30.4 on the Noometry Index. Amazon Nova Micro costs 73× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.
Which is cheaper, Amazon Nova Micro or Gemini 3.1 Pro Preview?
Amazon Nova Micro is cheaper. It lists at $0.035 per million input tokens and $0.14 per million output tokens; Gemini 3.1 Pro Preview lists at $2 and $12.
Is Amazon Nova Micro or Gemini 3.1 Pro Preview better for coding?
Gemini 3.1 Pro Preview scores higher on coding benchmarks: 42.5 versus 30.5 in the Noometry coding category.
Which has the bigger context window?
Gemini 3.1 Pro Preview does, with 1.05M tokens against 128K.
How many benchmarks do Amazon Nova Micro and Gemini 3.1 Pro Preview share?
18 benchmarks have published results for both models. Amazon Nova Micro has 32 scored results on Noometry and Gemini 3.1 Pro Preview has 71.