Gemini 3.1 Flash Lite Preview vs Gemini 3.1 Pro Preview
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 Flash Lite Preview vs Gemini 3.1 Pro Preview: side by side
| Spec | Gemini 3.1 Flash Lite Preview | Gemini 3.1 Pro Preview | Winner |
|---|---|---|---|
| Intelligence | 33.5 | 57.2 | Gemini 3.1 Pro Preview |
| Output speed | 310 t/s | 133 t/s | Gemini 3.1 Flash Lite Preview |
| Output price | $1.50/1M | $12.00/1M | Gemini 3.1 Flash Lite Preview |
| Context | 1049K | 1049K | Tie |
| Params | — | — | Tie |
| Type | Proprietary | Proprietary | Tie |
| Provider | Tie |
Gemini 3.1 Flash Lite Preview
Pros
- +Broad native support for multiple modalities
- +Very large context window for document and media tasks
- +Lightweight design optimized for speed
- +Unified handling of video, audio and files
Cons
- –Preview model may show inconsistent behavior
- –Lite variant trades depth for efficiency
- –Experimental features can be less reliable than stable releases
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
Frequently asked questions
It depends on your needs. Gemini 3.1 Flash Lite Preview and Gemini 3.1 Pro Preview are both multimodal models; the comparison table above shows where each one leads on the metrics that matter. See the verdict for a recommendation.