Claude Sonnet 5 vs Gemini 3.5 Flash
For product management work, compared on the PM Index.
- Claude Sonnet 5 leads on the PM Index (53.9 vs 49.6).
- Gemini 3.5 Flash is cheaper ($3.38 vs $6.00 per 1M tokens).
- Gemini 3.5 Flash is faster (164 vs 79 tok/s).
| Metric | Claude Sonnet 5 | Gemini 3.5 Flash |
|---|---|---|
| PM Index | 53.9 | 49.6 |
| AA Intelligence | 53.4 | 50.2 |
| AA Coding | 71.5 | 70.1 |
| AA Agentic | 46.7 | 37.4 |
| Blended $/1M | $6.00 | $3.38 |
| Output tok/s | 79 | 164 |