Model comparison
Gemini 2.0 Pro vs Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 39.1 on the Noometry Index.
Last verified . 3 shared benchmarks.
GoogleSummary
- They share 3 benchmarks with published results for both. Gemini 2.0 Pro scores higher in 0 categories and Gemini 3.1 Pro Preview in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.1 Pro Preview leads 71.7 to 22.3.
- The biggest single-benchmark swing is EnigmaEval: 0.7% for Gemini 2.0 Pro and 36.8% for Gemini 3.1 Pro Preview.
Side by side
| Gemini 2.0 Pro | Gemini 3.1 Pro Preview | |
|---|---|---|
| Provider | ||
| Noometry Index | 39.1 | 56.7 |
| Released | 2025-02-05 | 2026-02-19 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $2 |
| Output $ / M tokens | — | $12 |
| Results tracked | 14 | 71 |
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Category by category
Coding Gemini 3.1 Pro Preview leads
Gemini 2.0 Pro: 37.8 (#187), Gemini 3.1 Pro Preview: 42.5 (#99)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| SWE-bench Verified | — | 75.6% |
| DeepSWE | — | 11.7% |
| Aider Polyglot | 35.6% | — |
| LMArena WebDev | — | 1447 |
| SciCode | — | 58.9% |
| GSO | — | 22.6% |
| WeirdML | — | 72.1% |
| LiveBench Coding | 63.5% | — |
| LMArena Coding | — | 1484 |
| MirrorCode | — | 8.9% |
| ALE-Bench | — | 1,161 |
| AlgoTune | — | 2.02 |
Agentic & Tool Use Not comparable
Gemini 2.0 Pro: —, Gemini 3.1 Pro Preview: 37.7 (#34)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| Terminal-Bench | — | 80.2% |
| APEX-Agents | — | 35.3% |
| 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
Gemini 2.0 Pro: 22.3 (#198), Gemini 3.1 Pro Preview: 71.7 (#12)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| EnigmaEval | 0.7% | 36.8% |
| Epoch Capabilities Index | 135.06 | 154.77 |
| ARC-AGI-2 | — | 77.1% |
| SimpleBench | — | 79.6% |
| NYT Connections (extended) | — | 97.4% |
| ARC-AGI-1 | — | 98% |
| CritPt | — | 17.7% |
| Chess Puzzles | — | 55% |
| Thematic Generalization | — | 79.4% |
| EBR-Bench | — | 14.3% |
| LiveBench Reasoning | 60.1% | — |
| LMArena Hard Prompts | — | 1485 |
| Mystery Game Puzzles | — | 34% |
| DTBench | — | 97.1% |
| LiveBench Data Analysis | 68% | — |
| LMCA | — | 53.8% |
| ForecastBench | — | 59 |
| LiveBench | 65.1% | — |
Math Gemini 3.1 Pro Preview leads
Gemini 2.0 Pro: 39.7 (#100), Gemini 3.1 Pro Preview: 62.1 (#34)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| 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% |
| LiveBench Math | 71% | — |
| LMArena Math | — | 1485 |
| MATH Level 5 | 83.5% | — |
| FrontierMath (Feb 2025 set) | — | 36.9% |
| FrontierMath Tier 4 (v1) | — | 16.7% |
Knowledge Gemini 3.1 Pro Preview leads
Gemini 2.0 Pro: 36.5 (#167), Gemini 3.1 Pro Preview: 71.8 (#3)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| GPQA Diamond | 65.7% | 94.4% |
| Humanity's Last Exam | — | 46.4% |
| SimpleQA Verified | — | 73.5% |
| Confabulations | 18.4% | — |
| Vectara Hallucination Rate | — | 10.4% |
| LMArena Expert | — | 1485 |
Multimodal Not comparable
Gemini 2.0 Pro: —, Gemini 3.1 Pro Preview: 37.9 (#69)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Vision | — | 1296 |
| Blueprint-Bench 2 | — | 26.5% |
| Furniture Assembly | — | 26.7% |
| LMArena Document | — | 1444 |
Multilingual Not comparable
Gemini 2.0 Pro: —, Gemini 3.1 Pro Preview: 57.0 (#12)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Non-English | — | 1477 |
| LMArena Chinese | — | 1529 |
| LMArena French | — | 1487 |
| LMArena German | — | 1491 |
| LMArena Japanese | — | 1493 |
| LMArena Korean | — | 1455 |
| LMArena Russian | — | 1498 |
| LMArena Spanish | — | 1479 |
Instruction Following Gemini 3.1 Pro Preview leads
Gemini 2.0 Pro: 75.5 (#59), Gemini 3.1 Pro Preview: 77.0 (#32)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| LiveBench Instruction Following | 83.4% | — |
| LMArena Instruction Following | — | 1466 |
Long Context Gemini 3.1 Pro Preview leads
Gemini 2.0 Pro: 29.2 (#292), Gemini 3.1 Pro Preview: 47.4 (#18)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| Fiction.LiveBench | 41.7% | — |
| CL-bench | — | 20.8% |
| CL-bench Life | — | 16.9% |
| LMArena Longer Query | — | 1483 |
Writing & Preference Gemini 3.1 Pro Preview leads
Gemini 2.0 Pro: 52.7 (#165), Gemini 3.1 Pro Preview: 66.1 (#37)
| Benchmark | Gemini 2.0 Pro | Gemini 3.1 Pro Preview |
|---|---|---|
| LMArena Text | — | 1481 |
| LMArena Creative Writing | — | 1482 |
| EQ-Bench Creative Writing | — | 1491 |
| EQ-Bench 4 | — | 1142 |
| LMArena Multi-Turn | — | 1488 |
| LiveBench Language | 44.9% | — |
Frequently asked questions
Is Gemini 2.0 Pro better than Gemini 3.1 Pro Preview?
Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 39.1 on the Noometry Index.
Is Gemini 2.0 Pro or Gemini 3.1 Pro Preview better for coding?
Gemini 3.1 Pro Preview scores higher on coding benchmarks: 42.5 versus 37.8 in the Noometry coding category.
How many benchmarks do Gemini 2.0 Pro and Gemini 3.1 Pro Preview share?
3 benchmarks have published results for both models. Gemini 2.0 Pro has 14 scored results on Noometry and Gemini 3.1 Pro Preview has 71.