Gemini 3.5 Flash vs Gemini 3 Flash 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 3.5 Flash vs Gemini 3 Flash Preview: side by side
| Spec | Gemini 3.5 Flash | Gemini 3 Flash Preview | Winner |
|---|---|---|---|
| Intelligence | 45.4 | 37.8 | Gemini 3.5 Flash |
| Output speed | 157 t/s | 169 t/s | Gemini 3 Flash Preview |
| Output price | $9.00/1M | $3.00/1M | Gemini 3 Flash Preview |
| Context | 1049K | 1049K | Tie |
| Params | — | — | Tie |
| Provider | Tie |
Gemini 3.5 Flash
Pros
- +High speed and efficiency
- +Strong multimodal integration
- +Large context window support
Cons
- –Trades depth for speed on complex tasks
- –Variable performance on specialized domains
- –Context utilization depends on task
Gemini 3 Flash Preview
Pros
- +Broad native support for text, image, audio, video and files
- +Efficient handling of very large contexts
- +Fast inference suitable for preview use
Cons
- –Preview status may include occasional instability
- –Reasoning depth can be shallower than full-scale models
- –No native tool-use or external browsing mentioned
Frequently asked questions
It depends on your needs. Gemini 3.5 Flash and Gemini 3 Flash 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.