# Claude Sonnet 4.6 vs Gemini 3 Pro

> Side-by-side benchmark comparison for Claude Sonnet 4.6 and Gemini 3 Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-sonnet-4-6-vs-gemini-3-pro
- Last updated: October 17, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Gemini 3 Pro if you want the stronger benchmark profile. Claude Sonnet 4.6 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Gemini 3 Pro leads overall 61.18 to 55.89.
- The clearest category separation is in instruction following, where the averages are 48 for Claude Sonnet 4.6 and 86.1 for Gemini 3 Pro.
- The biggest single benchmark swing is Vibe Code Bench in Coding, with scores of 51.48% and 14.30%.
- Gemini 3 Pro is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Gemini 3 Pro also has the larger context window at 2M.

## Model Snapshot

| Property | Claude Sonnet 4.6 | Gemini 3 Pro |
|----------|----------|----------|
| Creator | Anthropic | Google |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Non-Reasoning |
| Context | 200K | 2M |
| Overall Score | 55.89 | 61.18 |
| Benchmarks Covered | 28 | 27 |
| Pricing (input/output) | $3.00 / $15.00 | $2.00 / $12.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Claude Sonnet 4.6 public-lane score: 46.3 (Supported · #55/128)
- Gemini 3 Pro public-lane score: Coming soon

| Benchmark | Claude Sonnet 4.6 | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 59.1% | Coming soon | Coming soon |
| OSWorld-Verified | 72.1% | Coming soon | Coming soon |
| Claw-Eval | 67.8% | Coming soon | Coming soon |
| CyberGym | 65.2% | Coming soon | Coming soon |
| Gert Labs | 62.92% | 63.23% | Gemini 3 Pro |
| OSWorld 2.0 | 8.3% | Coming soon | Coming soon |
| JobBench | 36.9% | 11.4% | Claude Sonnet 4.6 |
| Terminal-Bench 2.1 (Vals) | 57.3% | Coming soon | Coming soon |
| ApprenticeBench | 2% | Coming soon | Coming soon |
| MazeBench | 0% | Coming soon | Coming soon |

### Coding

- Winner: Directional only
- Claude Sonnet 4.6 public-lane score: 44.7 (Supported · #54/150)
- Gemini 3 Pro public-lane score: 43 (Estimated · #59/150)

| Benchmark | Claude Sonnet 4.6 | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 79.6% | Coming soon | Coming soon |
| SWE-Rebench | 60.7% | Coming soon | Coming soon |
| React Native Evals | 80.6% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 59.1% | Coming soon | Coming soon |
| Vibe Code Bench | 51.48% | 14.30% | Claude Sonnet 4.6 |
| cursorBench31 | 48.8% | Coming soon | Coming soon |
| FrontierCode 1.1 Main | 24.3% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 82.1% | Coming soon | Coming soon |
| SWE-bench (Vals) | 77.4% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Sonnet 4.6 public-lane score: 62.8 (Unranked · 4 rankable rows)
- Gemini 3 Pro public-lane score: 50.1 (Unranked · 4 rankable rows)

| Benchmark | Claude Sonnet 4.6 | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 58.3% | 31.1% | Claude Sonnet 4.6 |
| ARC-AGI-1 | 86.00% | 75.00% | Claude Sonnet 4.6 |

### Multimodal & Grounded

- Winner: Directional only
- Claude Sonnet 4.6 public-lane score: 58.7 (#45/54)
- Gemini 3 Pro public-lane score: 80 (#18/54)

| Benchmark | Claude Sonnet 4.6 | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 77.4% | 81.4% | Gemini 3 Pro |
| MMMU | Coming soon | 87.2% | Coming soon |
| MMMU-Pro | Coming soon | 81% | 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 |
| SimpleVQA | Coming soon | 73.2% | 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 |
| ERQA | Coming soon | 70.5% | Coming soon |
| VideoMMMU | Coming soon | 87.6% | Coming soon |
| MLVU (M-Avg) | Coming soon | 83.0% | Coming soon |
| ScreenSpot Pro | Coming soon | 72.7% | Coming soon |
| V* | Coming soon | 88.0% | Coming soon |

### Knowledge

- Winner: Directional only
- Claude Sonnet 4.6 public-lane score: 55.4 (Supported · #58/184)
- Gemini 3 Pro public-lane score: 60.8 (Estimated · #47/184)

| Benchmark | Claude Sonnet 4.6 | Gemini 3 Pro | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 89.9% | Coming soon | Coming soon |
| SuperGPQA | 95% | Coming soon | Coming soon |
| MMLU-Pro | 79.2% | Coming soon | Coming soon |
| HLE | 49% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 85.6% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 87.3% | Coming soon | Coming soon |

### Instruction Following

- Winner: Directional only
- Claude Sonnet 4.6 public-lane score: 48 (#99/148)
- Gemini 3 Pro public-lane score: 86.1 (#45/148)

## FAQ

### Which is better overall, Claude Sonnet 4.6 or Gemini 3 Pro?

Gemini 3 Pro is ahead overall on BenchLM right now.

### Where is the biggest gap between Claude Sonnet 4.6 and Gemini 3 Pro?

The widest category gap is in instruction following, where the averages are 48 for Claude Sonnet 4.6 and 86.1 for Gemini 3 Pro.

### How many benchmarks does Claude Sonnet 4.6 cover on BenchLM?

Claude Sonnet 4.6 currently has 28 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

- [Claude Sonnet 4.6 vs Gemini 3 Pro Deep Think](/compare/claude-sonnet-4-6-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)
- [Claude Sonnet 4.6 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-claude-sonnet-4-6)
- [Gemini 3 Pro vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-gemini-3-pro)

## Explore More

- [Claude Sonnet 4.6 profile](/models/claude-sonnet-4-6)
- [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)