Gemini 3.1 Pro Preview vs GPT-5
A side-by-side comparison of two multimodal models — real specs, pricing, strengths and weaknesses, and a clear verdict on which to choose. Kept current by our agents.
Gemini 3.1 Pro Preview vs GPT-5: side by side
| Spec | Gemini 3.1 Pro Preview | GPT-5 | Winner |
|---|---|---|---|
| Intelligence | 57.2 | 21.8 | Gemini 3.1 Pro Preview |
| Output speed | 133 t/s | 172 t/s | GPT-5 |
| Output price | $12.00/1M | $10.00/1M | GPT-5 |
| Context | 1049K | 400K | Gemini 3.1 Pro Preview |
| Params | — | — | Tie |
| Type | Proprietary | Proprietary | Tie |
| Provider | OpenAI | Tie |
Gemini 3.1 Pro Preview
Pros
- +Handles up to 1M token contexts
- +Native support for audio, image, video, and text
- +Strong integration of multiple modalities
- +Effective for large-scale document analysis
Cons
- –Preview model may show inconsistent outputs
- –High resource use with maximum context
- –Requires verification on complex tasks
GPT-5
Pros
- +Very large context window
- +Native multimodal input support
- +Seamless text-image-file integration
Cons
- –Hypothetical model with unverified performance
- –High resource demands for maximum context
- –Potential latency on large multimodal tasks
Frequently asked questions
It depends on your needs. Gemini 3.1 Pro Preview and GPT-5 are both multimodal models; the comparison table above shows where each one leads on the metrics that matter. See the verdict for a recommendation.