GPT-3.5 Turbo 16k vs Nano Banana 2 (Gemini 3.1 Flash Image Preview)
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 GPT-3.5 Turbo 16k and Nano Banana 2 (Gemini 3.1 Flash Image Preview).
GPT-3.5 Turbo 16k
This model offers four times the context length of gpt-3.5-turbo, allowing it to support approximately 20 pages of text in a single request at a higher cost. Training data: up...
Nano Banana 2 (Gemini 3.1 Flash Image Preview)
Gemini 3.1 Flash Image Preview, 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...
Technical Specifications
| Specification | GPT-3.5 Turbo 16k | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
|---|---|---|
| Provider | OpenAI | |
| Context Window | 16,385 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 | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2023-08-28 | 2026-02-26 |
API Pricing Comparison
Input Price per Million Tokens
GPT-3.5 Turbo 16k
$3.00
Nano Banana 2 (Gemini 3.1 Flash Image Preview)
$0.50
Output Price per Million Tokens
GPT-3.5 Turbo 16k
$4.00
Nano Banana 2 (Gemini 3.1 Flash Image Preview)
$3.00
Want to test both models live?
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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.
GPT-3.5 Turbo 16k Quirks & Gotchas
No developer gotchas reported.
Nano Banana 2 (Gemini 3.1 Flash Image Preview) Quirks & Gotchas
No developer gotchas reported.