Claude Sonnet 4.6 vs Gemini 3 Pro: Specs & Benchmark Comparison
| Characteristic | Claude Sonnet 4.6 | Gemini 3 Pro |
|---|---|---|
| Company | Anthropic | |
| Release Date | February 17, 2026 | November 17, 2025 |
| Parameters | — | — |
| Multimodal | Yes | Yes |
| Context (input) | 200K | 1.0M |
| Context (output) | 64K | 66K |
| Input Price / 1M | $3.00 | $2.00 |
| Output Price / 1M | $15.00 | $12.00 |
| Average Score | 0.7 | 0.9 |
| Benchmarks | ||
| MMMLU | 0.9 | 0.9 |
| GPQA | 0.9 | 0.9 |
Visual Benchmark Comparison
Claude Sonnet 4.6
Gemini 3 Pro
MMMLU0.9 vs 0.9
0.9
0.9
GPQA0.9 vs 0.9
0.9
0.9
Verdict
Gemini 3 Pro leads in 2 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: Claude Sonnet 4.6 — 0.7, Gemini 3 Pro — 0.9.
API Cost
Gemini 3 Pro is 1.3x cheaper: input $2.00/1M vs $3.00/1M tokens.
Context Window
Gemini 3 Pro supports a larger context: 1M vs 200K tokens.
Recency
Claude Sonnet 4.6 is newer: released 2/17/2026 vs 11/17/2025.
More About These Models
Related Comparisons
The Claude Sonnet 4.6 and Gemini 3 Pro comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Sonnet 4.6 or Gemini 3 Pro page. See also the complete list of AI model comparisons.