Key Takeaways
Claude Sonnet 4 wins:
- No clear advantages in compared metrics
Gemini 3 Pro Preview wins:
- Cheaper input tokens
- Cheaper output tokens
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
Price Advantage
Gemini 3 Pro Preview
Benchmark Advantage
Gemini 3 Pro Preview
Context Window
Gemini 3 Pro Preview
Speed
Gemini 3 Pro Preview
Pricing Comparison
Price Comparison
| Metric | Claude Sonnet 4 | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $3.00 | $2.00 | Gemini 3 Pro Preview |
| Output (per 1M tokens) | $15.00 | $12.00 | Gemini 3 Pro Preview |
| Cache Read (per 1M) | $300000.00 | $200000.00 | Gemini 3 Pro Preview |
| Cache Write (per 1M) | $3750000.00 | $375000.00 | Gemini 3 Pro Preview |
Using a 3:1 input/output ratio, Gemini 3 Pro Preview is 25% cheaper overall.
Claude Sonnet 4 Providers
Amazon Bedrock $3.00 (Cheapest)
Google $3.00 (Cheapest)
Anthropic $3.00 (Cheapest)
Gemini 3 Pro Preview Providers
Google AI Studio $2.00 (Cheapest)
Google $2.00 (Cheapest)
Benchmark Comparison
8
Benchmarks Compared
0
Claude Sonnet 4 Wins
6
Gemini 3 Pro Preview Wins
Benchmark Scores
| Benchmark | Claude Sonnet 4 | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 33.0 | 48.4 | |
Coding Index Code generation & understanding | 30.6 | 46.5 | |
Math Index Mathematical reasoning | 38.0 | 95.7 | |
MMLU Pro Academic knowledge | 83.7 | 89.8 | |
GPQA Graduate-level science | 68.3 | 90.8 | |
LiveCodeBench Competitive programming | 44.9 | 91.7 | |
Aider Real-world code editing | 61.3 | - | - |
AIME Competition math | 40.7 | - | - |
Gemini 3 Pro Preview significantly outperforms in coding benchmarks.
Cost vs Quality
X-axis:
Y-axis:
Loading chart...
Claude Sonnet 4
Other models
Context & Performance
Context Window
Claude Sonnet 4
1,000,000
tokens
Max output: 64,000 tokens
Gemini 3 Pro Preview
1,048,576
tokens
Max output: 65,536 tokens
Gemini 3 Pro Preview has a 5% larger context window.
Speed Performance
| Metric | Claude Sonnet 4 | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
| Tokens/second | 70.3 tok/s | 133.9 tok/s | |
| Time to First Token | 1.14s | 29.84s |
Gemini 3 Pro Preview responds 91% faster on average.
Capabilities
Feature Comparison
| Feature | Claude Sonnet 4 | Gemini 3 Pro Preview |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Claude Sonnet 4 | Gemini 3 Pro Preview |
|---|---|---|
| License | Proprietary | Proprietary |
| Author | Anthropic | |
| Released | May 2025 | Nov 2025 |
Claude Sonnet 4 Modalities
Input
imagetextfile
Output
text
Gemini 3 Pro Preview Modalities
Input
textimagefileaudiovideo
Output
text