Gemini 3.1 Flash Lite 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 vs Gemini 3.1 Pro Preview: side by side
| Spec | Gemini 3.1 Flash Lite | Gemini 3.1 Pro Preview | Winner |
|---|---|---|---|
| Intelligence | 33.5 | 57.2 | Gemini 3.1 Pro Preview |
| Output speed | 312 t/s | 130 t/s | Gemini 3.1 Flash Lite |
| Output price | $1.50/1M | $12.00/1M | Gemini 3.1 Flash Lite |
| Context | 1049K | 1049K | Tie |
| Params | — | — | Tie |
| Type | Proprietary | Proprietary | Tie |
| Provider | Tie |
Gemini 3.1 Flash Lite
Pros
- +High speed and low latency
- +Handles very large context windows
- +Broad modality support in a lightweight package
- +Resource-efficient inference
Cons
- –Reduced depth on highly complex reasoning tasks
- –Lite design trades peak capability for speed
- –May require more guidance on nuanced or creative outputs
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 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.