Key Takeaways
Gemini 2.5 Flash Image (Nano Banana) wins:
- Cheaper input tokens
- Cheaper output tokens
Gemini 3 Pro Preview wins:
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
Price Advantage
Gemini 2.5 Flash Image (Nano Banana)
Benchmark Advantage
Gemini 3 Pro Preview
Context Window
Gemini 3 Pro Preview
Speed
Gemini 3 Pro Preview
Pricing Comparison
Price Comparison
| Metric | Gemini 2.5 Flash Image (Nano Banana) | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.30 | $2.00 | Gemini 2.5 Flash Image (Nano Banana) |
| Output (per 1M tokens) | $2.50 | $12.00 | Gemini 2.5 Flash Image (Nano Banana) |
| Cache Read (per 1M) | $30000.00 | $200000.00 | Gemini 2.5 Flash Image (Nano Banana) |
| Cache Write (per 1M) | $83300.00 | $375000.00 | Gemini 2.5 Flash Image (Nano Banana) |
Using a 3:1 input/output ratio, Gemini 2.5 Flash Image (Nano Banana) is 81% cheaper overall.
Gemini 2.5 Flash Image (Nano Banana) Providers
Google AI Studio $0.30 (Cheapest)
Google $0.30 (Cheapest)
Gemini 3 Pro Preview Providers
Google AI Studio $2.00 (Cheapest)
Google $2.00 (Cheapest)
Benchmark Comparison
6
Benchmarks Compared
0
Gemini 2.5 Flash Image (Nano Banana) Wins
0
Gemini 3 Pro Preview Wins
Benchmark Scores
| Benchmark | Gemini 2.5 Flash Image (Nano Banana) | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | - | 48.4 | - |
Coding Index Code generation & understanding | - | 46.5 | - |
Math Index Mathematical reasoning | - | 95.7 | - |
MMLU Pro Academic knowledge | - | 89.8 | - |
GPQA Graduate-level science | - | 90.8 | - |
LiveCodeBench Competitive programming | - | 91.7 | - |
Gemini 3 Pro Preview significantly outperforms in coding benchmarks.
Cost vs Quality
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Y-axis:
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Other models
Context & Performance
Context Window
Gemini 2.5 Flash Image (Nano Banana)
32,768
tokens
Max output: 32,768 tokens
Gemini 3 Pro Preview
1,048,576
tokens
Max output: 65,536 tokens
Gemini 3 Pro Preview has a 97% larger context window.
Speed Performance
| Metric | Gemini 2.5 Flash Image (Nano Banana) | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
| Tokens/second | N/A | 132.8 tok/s | |
| Time to First Token | N/A | 30.65s |
Capabilities
Feature Comparison
| Feature | Gemini 2.5 Flash Image (Nano Banana) | Gemini 3 Pro Preview |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Gemini 2.5 Flash Image (Nano Banana) | Gemini 3 Pro Preview |
|---|---|---|
| License | Proprietary | Proprietary |
| Author | ||
| Released | Oct 2025 | Nov 2025 |
Gemini 2.5 Flash Image (Nano Banana) Modalities
Input
imagetext
Output
imagetext
Gemini 3 Pro Preview Modalities
Input
textimagefileaudiovideo
Output
text