# Gemini 3.1 Pro vs Gemini 3 Pro

> Side-by-side benchmark comparison for Gemini 3.1 Pro and Gemini 3 Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-3-1-pro-vs-gemini-3-pro
- Last updated: October 17, 2026

- Shared sourced benchmarks: 8
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Gemini 3.1 Pro leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Gemini 3.1 Pro has the higher overall point estimate 64.7 to 61.18. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in reasoning, where the averages are 58.2 for Gemini 3.1 Pro and 50.1 for Gemini 3 Pro.
- The biggest single benchmark swing is ARC-AGI-2 in Reasoning, with scores of 77.1% and 31.1%.
- Gemini 3 Pro also has the larger context window at 2M.

## Model Snapshot

| Property | Gemini 3.1 Pro | Gemini 3 Pro |
|----------|----------|----------|
| Creator | Google | Google |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Non-Reasoning |
| Context | 1M | 2M |
| Overall Score | 64.7 | 61.18 |
| Benchmarks Covered | 30 | 27 |
| Pricing (input/output) | $2.00 / $12.00 | $2.00 / $12.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Gemini 3.1 Pro public-lane score: 38.4 (Supported · #70/128)
- Gemini 3 Pro public-lane score: Coming soon

| Benchmark | Gemini 3.1 Pro | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| Claw-Eval | 57.8% | Coming soon | Coming soon |
| DeepSearchQA | 69.7% | Coming soon | Coming soon |
| τ²-bench results | 95.6% | Coming soon | Coming soon |
| Gert Labs | 56.87% | 63.23% | Gemini 3 Pro |
| ResearchClawBench | 13.3% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 70.8% | Coming soon | Coming soon |
| MazeBench | 1% | Coming soon | Coming soon |
| JobBench | Coming soon | 11.4% | Coming soon |

### Coding

- Winner: Directional only
- Gemini 3.1 Pro public-lane score: 39.2 (Supported · #67/150)
- Gemini 3 Pro public-lane score: 43 (Estimated · #59/150)

| Benchmark | Gemini 3.1 Pro | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench Pro | 82.9% | Coming soon | Coming soon |
| React Native Evals | 78.9% | Coming soon | Coming soon |
| Vibe Code Bench | 32.03% | 14.30% | Gemini 3.1 Pro |
| LiveCodeBench (Vals) | 88.5% | Coming soon | Coming soon |
| SWE-bench (Vals) | 78.8% | Coming soon | Coming soon |
| PostTrainBench v1.1 | 22.0% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- Gemini 3.1 Pro public-lane score: 58.2 (Unranked · 2 rankable rows)
- Gemini 3 Pro public-lane score: 50.1 (Unranked · 4 rankable rows)

| Benchmark | Gemini 3.1 Pro | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 77.1% | 31.1% | Gemini 3.1 Pro |
| ARC-AGI-3 | 0.4% | Coming soon | Coming soon |
| ARC-AGI-1 | Coming soon | 75.00% | Coming soon |

### Multimodal & Grounded

- Winner: Tie
- Gemini 3.1 Pro public-lane score: 80.1 (#17/54)
- Gemini 3 Pro public-lane score: 80 (#18/54)

| Benchmark | Gemini 3.1 Pro | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 83.9% | 81% | Gemini 3.1 Pro |
| CharXiv | 80.2% | 81.4% | Gemini 3 Pro |
| ERQA | 69.4% | 70.5% | Gemini 3 Pro |
| SimpleVQA | 72.4% | 73.2% | Gemini 3 Pro |
| ScreenSpot Pro | 84.4% | 72.7% | Gemini 3.1 Pro |
| ZeroBench | 29.0% | Coming soon | Coming soon |
| MedXpertQA (MM) | 81.3% | Coming soon | Coming soon |
| MMMU | Coming soon | 87.2% | Coming soon |
| RealWorldQA | Coming soon | 83.3% | Coming soon |
| OmniDocBench 1.5 | Coming soon | 88.5% | Coming soon |
| Video-MME (with subtitle) | Coming soon | 88.4% | Coming soon |
| Video-MME (w/o subtitle) | Coming soon | 87.7% | Coming soon |
| MathVision | Coming soon | 86.6% | Coming soon |
| We-Math | Coming soon | 86.9% | Coming soon |
| DynaMath | Coming soon | 85.1% | Coming soon |
| MMLongBench-Doc | Coming soon | 60.5% | Coming soon |
| CC-OCR | Coming soon | 79.0% | Coming soon |
| AI2D_TEST | Coming soon | 94.1% | Coming soon |
| CountBench | Coming soon | 97.3% | Coming soon |
| RefCOCO (avg) | Coming soon | 84.1% | Coming soon |
| ODINW13 | Coming soon | 46.3% | Coming soon |
| VideoMMMU | Coming soon | 87.6% | Coming soon |
| MLVU (M-Avg) | Coming soon | 83.0% | Coming soon |
| V* | Coming soon | 88.0% | Coming soon |

### Knowledge

- Winner: Directional only
- Gemini 3.1 Pro public-lane score: 67.6 (Supported · #26/184)
- Gemini 3 Pro public-lane score: 60.8 (Estimated · #47/184)

| Benchmark | Gemini 3.1 Pro | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | 94.3% | Coming soon | Coming soon |
| HLE w/o tools | 45.4% | Coming soon | Coming soon |
| HealthBench Hard | 20.6% | Coming soon | Coming soon |
| MedXpertQA (Text) | 71.5% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 95.5% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 91.0% | Coming soon | Coming soon |

### Instruction Following

- Winner: Not comparable
- Gemini 3.1 Pro public-lane score: Coming soon
- Gemini 3 Pro public-lane score: 86.1 (#45/148)

### Mathematics

- Winner: Not comparable
- Gemini 3.1 Pro public-lane score: 65 (Unranked · 2 rankable rows)
- Gemini 3 Pro public-lane score: Coming soon

| Benchmark | Gemini 3.1 Pro | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 59.649% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 26.829% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Gemini 3.1 Pro or Gemini 3 Pro?

Gemini 3.1 Pro has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Gemini 3.1 Pro and Gemini 3 Pro?

The widest category gap is in reasoning, where the averages are 58.2 for Gemini 3.1 Pro and 50.1 for Gemini 3 Pro.

### How many benchmarks does Gemini 3.1 Pro cover on BenchLM?

Gemini 3.1 Pro currently has 30 sourced benchmark scores on BenchLM.

### How many benchmarks does Gemini 3 Pro cover on BenchLM?

Gemini 3 Pro currently has 27 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Gemini 3.1 Pro vs Gemini 3 Pro Deep Think](/compare/gemini-3-1-pro-vs-gemini-3-pro-deep-think)
- [Gemini 3 Pro vs Gemini 3 Pro Deep Think](/compare/gemini-3-pro-vs-gemini-3-pro-deep-think)
- [Gemini 3.1 Pro vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-gemini-3-1-pro)
- [Gemini 3 Pro vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-gemini-3-pro)

## Explore More

- [Gemini 3.1 Pro profile](/models/gemini-3-1-pro)
- [Gemini 3 Pro profile](/models/gemini-3-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)