Nano Banana Pro vs GPT Image 2
A practical comparison of two image models: what each does best, what it costs, and how they differ on the same prompts.
Quick verdict
Google’s Gemini 3 Pro Image: photoreal scenes with world knowledge, up to 4K.
Choose Nano Banana Pro for
- Photoreal lifestyle and portrait images
- Image editing and multi-reference compositing
- Infographics that need factual detail
OpenAI
OpenAI’s previous-generation image model with selectable quality tiers.
Choose GPT Image 2 for
- Budget text-heavy graphics
- Drafts before a final 2.5 render
Specs side by side
| Spec | Nano Banana Pro | GPT Image 2 |
|---|---|---|
| Developer | OpenAI | |
| Type | image | image |
| Where to use it | AiLoft web app, Gemini app, Gemini API / Vertex AI | AiLoft web app, OpenAI API |
| Price | 10 credits / image | 2–80 credits / image |
| Open weights | No | No |
| Resolutions | 1K · 2K · 4K | 1K · 2K · 4K |
| Aspect ratios | 1:1 · 2:3 · 3:2 · 3:4 · 4:3 · 9:16 · 16:9 | 1:1 · 2:3 · 3:2 · 3:4 · 4:3 · 9:16 · 16:9 |
| Reference / start images | Yes | Yes |
| Transparent background | No | No |
Same prompt, side by side
Each test stresses a different skill. Click “Run both” to send the prompt to both models at once — results appear next to each other.
Text rendering
What it testsSpelling, kerning and layout of a multi-line headline.
A minimalist concert poster for a jazz night called "BLUE HOUR SESSIONS", date "FRI 14 NOV", deep navy background, a single brass trumpet lit by a warm spotlight, Swiss-style typography, generous negative space
Photorealism
What it testsSkin texture, natural light and believable depth of field.
Candid street portrait of an elderly fisherman mending a net at golden hour, weathered skin, salt in his beard, harbor bokeh behind him, shot on 85mm f/1.8, natural color grading
Product shot
What it testsMaterials, reflections and clean e-commerce lighting.
Premium product photo of a frosted glass perfume bottle with a brushed gold cap on a travertine plinth, soft window light from the left, subtle shadow, beige seamless backdrop, 1:1
Complex scene
What it testsCounting objects and placing many elements correctly.
Isometric illustration of a tiny cozy bookshop: three shelves, a sleeping orange cat on the counter, a red bicycle outside the door, two customers reading, warm evening lights, pastel palette
Strengths and limitations
Nano Banana Pro
- Photorealism with accurate lighting and materials
- Blends up to several reference images into one scene
- Keeps characters consistent across edits
- Flat price for 1K, 2K and 4K output
- No transparent background output
- Fewer aspect ratios than GPT Image 2.5
- Slower than Nano Banana 2 on simple prompts
GPT Image 2
- Quality tiers let you control cost precisely
- Reliable text rendering
- Good instruction following
- Superseded by GPT Image 2.5 for fidelity and speed
- No background control
Real examples
Nano Banana Pro examples
FAQ
Is Nano Banana Pro better than GPT Image 2?
Neither wins everywhere. Nano Banana Pro’s standout strength: photorealism with accurate lighting and materials. GPT Image 2’s standout strength: quality tiers let you control cost precisely. The quickest way to decide is to run your own prompt on both.
Which is cheaper, Nano Banana Pro or GPT Image 2?
Nano Banana Pro: 10 credits / image GPT Image 2: 2–80 credits / image
Can I use Nano Banana Pro and GPT Image 2 in one place?
Yes. In AiLoft’s compare mode you select both Nano Banana Pro and GPT Image 2, write one prompt, and get both results side by side. Each model is charged at its normal credit price.
Are Nano Banana Pro and GPT Image 2 open source?
Nano Banana Pro is closed. GPT Image 2 is closed.
Stop guessing — compare on your own prompt
Pick up to 4 image models (or 3 video models), write one prompt, and see every result side by side.