Gemini 3 Flash Preview vs Nano Banana 2 (Gemini 3.1 Flash Image)
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Gemini 3 Flash Preview and Nano Banana 2 (Gemini 3.1 Flash Image).
Gemini 3 Flash Preview
Gemini 3 Flash Preview is a high speed, high value thinking model designed for agentic workflows, multi turn chat, and coding assistance. It delivers near Pro level reasoning and tool...
Nano Banana 2 (Gemini 3.1 Flash Image)
Gemini 3.1 Flash Image, a.k.a. "Nano Banana 2," is Google’s latest state of the art image generation and editing model, delivering Pro-level visual quality at Flash speed. It combines advanced...
Technical Specifications
| Specification | Gemini 3 Flash Preview | Nano Banana 2 (Gemini 3.1 Flash Image) |
|---|---|---|
| Provider | ||
| Context Window | 1,048,576 tokens | 131,072 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | beta | stable |
| API Available | Yes | Yes |
| Released Date | 2025-12-17 | 2026-06-18 |
API Pricing Comparison
Input Price per Million Tokens
Gemini 3 Flash Preview
$0.50
Nano Banana 2 (Gemini 3.1 Flash Image)
$0.50
Output Price per Million Tokens
Gemini 3 Flash Preview
$3.00
Nano Banana 2 (Gemini 3.1 Flash Image)
$3.00
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Gemini 3 Flash Preview Quirks & Gotchas
No developer gotchas reported.
Nano Banana 2 (Gemini 3.1 Flash Image) Quirks & Gotchas
No developer gotchas reported.