Gemini 3.1 Pro Preview vs GPT-5.4
For product management work, compared on the PM Index.
- GPT-5.4 leads on the PM Index (59.1 vs 57.4).
- Gemini 3.1 Pro Preview is cheaper ($4.50 vs $5.63 per 1M tokens).
- GPT-5.4 is faster (160 vs 123 tok/s).
| Metric | Gemini 3.1 Pro Preview | GPT-5.4 |
|---|---|---|
| PM Index | 57.4 | 59.1 |
| AA Intelligence | 57.2 | 56.8 |
| AA Coding | 55.5 | 57.2 |
| AA Agentic | 59.1 | 68.0 |
| Blended $/1M | $4.50 | $5.63 |
| Output tok/s | 123 | 160 |