Nano Banana 2 (Gemini 3.1 Flash Image) vs ChatGPT
Which one should you pick? Here's the full breakdown.
Nano Banana 2 (Gemini 3.1 Flash Image)
Google's Gemini 3.1 Flash Image model -- the best-in-class text-in-image renderer, now the default across the Gemini app
ChatGPT
The chatbot that started the AI revolution -- most popular AI assistant in the world
| Category | Nano Banana 2 (Gemini 3.1 Flash Image) | ChatGPT |
|---|---|---|
| Ease of Use | 9.5 | 10.0 |
| Output Quality | 9.5 | 8.0 |
| Value | 8.5 | 8.0 |
| Features | 8.0 | 9.0 |
| Overall | 8.9 | 8.8 |
Pricing Comparison
| Feature | Nano Banana 2 (Gemini 3.1 Flash Image) | ChatGPT |
|---|---|---|
| Free Tier | Yes | Yes |
| Starting Price | $0 | $0 |
Benchmark Head-to-Head
GPT-5.4 benchmarks — Nano Banana 2 (Gemini 3.1 Flash Image) has no published benchmarks
| Benchmark | Description | Score |
|---|---|---|
| MMLU | Knowledge across 57 subjects | 91% |
| GPQA Diamond | Graduate-level science questions | 92.8% |
| AIME 2024 | Competition math problems | 83.3% |
| HumanEval | Python code generation | 95% |
| SWE-bench | Real GitHub issue fixing | 72% |
| ARC-AGI | Abstract reasoning puzzles | 73.3% |
Which Should You Pick?
Pick Nano Banana 2 (Gemini 3.1 Flash Image) if...
- ✓Higher output quality (9.5 vs 8)
Designers, marketers, and content creators who need readable text in images (social posts, ad creative, book covers, infographics, event flyers) and who are already using or willing to pay for Gemini. If any part of your commercial design work requires typography to look right, Nano Banana 2 is the 2026 leader.
Visit Nano Banana 2 (Gemini 3.1 Flash Image)Pick ChatGPT if...
- ✓More features (9 vs 8)
Everyone. Seriously -- if you're new to AI or want the most complete all-in-one package, ChatGPT is the default recommendation.
Visit ChatGPTOur Verdict
Nano Banana 2 (Gemini 3.1 Flash Image) and ChatGPT are extremely close overall. Your choice comes down to specific needs -- Nano Banana 2 (Gemini 3.1 Flash Image) is better for designers, marketers, and content creators who need readable text in images (social posts, ad creative, book covers, infographics, event flyers) and who are already using or willing to pay for gemini, while ChatGPT works best for everyone.