Looking for an honest Anthropic Claude 3.7 Sonnet vs Anthropic Claude 3 Opus comparison in 2026? We scored both ai language models on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the Anthropic Claude 3.7 Sonnet comes out ahead 72/100 to 44/100 — a 28-point gap. The widest gap is in design and build, where the Anthropic Claude 3.7 Sonnet pulls noticeably ahead.
Prices may vary · We may earn a commission on purchases. Learn more
Anthropic Claude 3.7 Sonnet clearly outperforms the Anthropic Claude 3 Opus in the ai language models category, especially in value, scoring 72 vs 44. If you want the better overall ai language models, Anthropic Claude 3.7 Sonnet is the recommended choice.
✓ Pros
✗ Cons
Lower cost = better value. Free = open-source self-hosted.
| Metric | 3.7 Sonnet | 3 Opus |
|---|---|---|
| Input (Prompt) | ✓$3.00/1M | $15.00/1M |
| Output (Completion) | ✓$15.00/1M | $75.00/1M |
| Open Source | Proprietary | Proprietary |
Context Window (tokens)
| Metric | 3.7 Sonnet | 3 Opus |
|---|---|---|
| Max Output | ✓16,000 tok | 4,096 tok |
| Speed | ✓90 tok/s | 35 tok/s |
| Time to First Token | ✓600ms | 1.2s |
| Languages | 50+ | 50+ |
Higher is better. Industry-standard AI evaluation benchmarks.
3.7 Sonnet
3 Opus
3.7 Sonnet
3 Opus
3.7 Sonnet
3 Opus
3.7 Sonnet
3 Opus
3.7 Sonnet
3 Opus
| Feature | 3.7 Sonnet | 3 Opus |
|---|---|---|
| Reasoning / Chain-of-Thought | ✓ | ✕ |
| Vision (Image Input) | ✓ | ✓ |
| Audio Input | ✕ | ✕ |
| Video Input | ✕ | ✕ |
| Image/Audio Output | ✕ | ✕ |
| Function Calling / Tools | ✓ | ✓ |
| JSON Mode | ✓ | ✓ |
| Real-time Web Access | ✕ | ✕ |
| Fine-tuning Support | ✕ | ✕ |
| Batch API | ✓ | ✓ |
| Streaming | ✓ | ✓ |
| Open Source | ✕ | ✕ |
| Field | 3.7 Sonnet | 3 Opus |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Knowledge Cutoff | 2024-10 | 2023-08 |
| Best For | codingreasoninganalysiswriting | complex analysisresearchlong context |
Buy Anthropic Claude 3.7 Sonnet if…
Buy the Anthropic Claude 3.7 Sonnet if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy Anthropic Claude 3 Opus if…
The Anthropic Claude 3 Opus is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Anthropic Claude 3.7 Sonnet clearly outperforms the Anthropic Claude 3 Opus in the ai language models category, especially in value, scoring 72 vs 44. If you want the better overall ai language models, Anthropic Claude 3.7 Sonnet is the recommended choice.
Yes, Anthropic Claude 3.7 Sonnet scores higher overall (75 vs 75).
Check the latest prices using the buy links above.
Buy the Anthropic Claude 3.7 Sonnet if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
The Anthropic Claude 3 Opus is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Reviewed by VersusMatrix Editorial Team
Last updated: April 25, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.
Scores are relative within the ai language modelscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.