GPT-3.5 Turbo vs Nano Banana Pro (Gemini 3 Pro 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 GPT-3.5 Turbo and Nano Banana Pro (Gemini 3 Pro Image).
GPT-3.5 Turbo
GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks. Training data up to Sep 2021.
Nano Banana Pro (Gemini 3 Pro Image)
Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...
Technical Specifications
| Specification | GPT-3.5 Turbo | Nano Banana Pro (Gemini 3 Pro Image) |
|---|---|---|
| Provider | OpenAI | |
| Context Window | 16,385 tokens | 65,536 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 | 2023-05-28 | 2026-06-18 |
API Pricing Comparison
Input Price per Million Tokens
GPT-3.5 Turbo
$0.50
Nano Banana Pro (Gemini 3 Pro Image)
$2.00
Output Price per Million Tokens
GPT-3.5 Turbo
$1.50
Nano Banana Pro (Gemini 3 Pro Image)
$12.00
Want to test both models live?
Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.
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 Quirks & Gotchas
No developer gotchas reported.
Nano Banana Pro (Gemini 3 Pro Image) Quirks & Gotchas
No developer gotchas reported.