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Gemini 3 Pro vs Claude Sonnet 4.6
A detailed comparison of Gemini 3 Pro (Google) and Claude Sonnet 4.6 (Anthropic) across pricing, performance, and features.
Pricing Comparison
| Metric | Gemini 3 Pro | Claude Sonnet 4.6 | Difference |
|---|---|---|---|
| Input / 1M tokens | $2.00 | $3.00 | +50% |
| Output / 1M tokens | $12.00 | $15.00 | +25% |
| Context window | 1M | 200K | — |
| Max output | 65.536K | 16K | — |
Benchmark Comparison
| Benchmark | Gemini 3 Pro | Claude Sonnet 4.6 |
|---|---|---|
| MMLU-Pro | 89.8% | 86% |
| HumanEval | 94% | 94% |
| GPQA | 77% | 70% |
Capabilities
| Capability | Gemini 3 Pro | Claude Sonnet 4.6 |
|---|---|---|
| audio | ✓ | ✗ |
| code | ✓ | ✓ |
| reasoning | ✓ | ✓ |
| text | ✓ | ✓ |
| tool-use | ✓ | ✓ |
| vision | ✓ | ✓ |
Gemini 3 Pro Strengths
- ✓Stable and well-tested
- ✓1M token context window
- ✓Strong multimodal with audio
Gemini 3 Pro Weaknesses
- ✗Being superseded by 3.1 Pro
- ✗Context-tiered pricing ($4/$18 above 200K)
Claude Sonnet 4.6 Strengths
- ✓Opus 4.5 quality at 1/5th the cost
- ✓Best value for production workloads
- ✓1M context in beta
Claude Sonnet 4.6 Weaknesses
- ✗Long context pricing doubles above 200K
- ✗Slightly below Opus 4.6 on hardest tasks
Quick Verdict
Best value: Gemini 3 Pro is the more affordable option at $2/$12 per 1M tokens.
Higher benchmarks: Gemini 3 Pro scores higher on average across available benchmarks (86.9% avg).
Larger context: Gemini 3 Pro supports 1M tokens.
Choose Gemini 3 Pro if cost matters most. Choose Claude Sonnet 4.6 if you need the best possible quality for complex tasks.