3 New AI Image Generator Models in 2025 | Key Differences & Prompts
AI image generators have revolutionized how we create art, design visuals, and produce marketing materials. Creators no longer need to hire an illustrator or spend hours in Photoshop — with a simple text prompt, stunning images can be generated within seconds.
In 2025, three new AI image generation models have attracted significant attention: Nano Banana, Flux.1 Kontext, and Seedream 4.0. While all three tools can produce impressive AI artwork, they differ significantly in style, strengths, and use cases.
This article provides a detailed comparison across three art styles, helping you answer the key question: Which AI image generator is right for your 2025 creative projects?
Quick Overview – Key Features of Nano Banana, Flux.1 Kontext & Seedream 4.0
| Feature | Nano Banana (Gemini 2.5 Flash) | Flux.1 Kontext | Seedream 4.0 |
|---|---|---|---|
| Developer | Google DeepMind | Black Forest Labs | ByteDance Seed Team |
| Release Date | August 26, 2025 | May 29, 2025 | September 9, 2025 |
| Supported Platforms | Google Lens, Photos, Gemini App | Flux official platform, Photoshop Beta | Seedream official platform, ImagineArt |
| Generation Speed | Generates images within seconds | Fast generation with context-aware editing | ~1.8s for 2K images, supports batch generation |
| Resolution | High-resolution output supported | High-quality output supported | Supports up to 4K output |
| Style Control | Supports style blending and character consistency | Supports style reference & transformation | Supports style transfer and text-guided editing |
Visual Style Comparisons & AI Image Prompt Examples(Surreal, Comic, Minimalist)
In this article, we’ll showcase how Nano Banana, Flux.1 Kontext, and Seedream 4.0 perform across different artistic genres — including surrealism, comic art, and minimalist styles.
💡 Note: All prompts below can be copied or slightly modified to instantly generate your own AI images.
Surreal AI Image Examples – Model Comparison
Prompt for Generation：
A surreal oil painting of a [subject], executed in the style of early 20th-century dreamscapes. Melting shapes, floating forms, and swirling [color1] and [color2] brushstrokes create a dreamlike dissonance.
Visual Output & Image Style:
Nano Banana
Flux.1 Kontext
Seedream 4.0
Conclusion & Insights :
All three AI image generators can interpret different elements of a prompt, but they vary slightly in how well they blend them into a cohesive image. Nano Banana performs consistently when handling complex scenes, maintaining clear composition and structure. Flux.1 Kontext leans toward dreamy, surreal atmospheres with the most imaginative use of colors and shapes. Seedream 4.0 often focuses on striking combinations of light and color. Each excels in its own way when depicting floating elements or fantastical scenes.
Comic AI Illustrations – Comparisons
Prompt for Generation：
2D cartoon illustration of a [subject] charging forward in a [dynamic action pose], comic book style with bold black outlines and vivid primary colors. Inspired by classic superhero comics, expressive motion lines and exaggerated perspective, high-quality print style, energetic composition, intense visual impact.
Visual Output & Image Style:
Nano Banana
Flux.1 Kontext
Seedream 4.0
Conclusion & Insights :
Nano Banana emphasizes bold lines and bright colors, producing vivid images with excellent detail. Flux.1 Kontext offers stable composition and clear character expressions, though its style feels slightly plain. Seedream 4.0, on the other hand, excels in exaggerated forms and a strong sense of motion.
Minimalist AI Art – Results
Prompt for Generation：
A folded paper origami version of a [subject], sculpted from a single sheet with sharp creases and shadowed folds. The paper has a slight sheen in [color1] and soft gradients of [color2], with a minimalist backdrop.
Visual Output & Image Style
Nano Banana
Flux.1 Kontext
Seedream 4.0
Conclusion & Insights :
All three generators can interpret the origami theme and minimalist style, but they differ in how they handle fine details. Nano Banana delivers balanced composition and well-defined paper forms; Flux.1 Kontext emphasizes crisp folds and strong light–shadow contrast; while Seedream 4.0 features smooth color gradients and an overall elegant atmosphere.
Which AI Image Generator Is Best for You in 2025?
Each of these three AI image generation models has its own strengths. If you are a social media manager, content creator, photographer, illustrator, or advertising designer, Nano Banana’s creative image features could be a great asset. If you prioritize high-quality image generation and consistent style, Flux.1 Kontext is your go-to AI image tool. For professionals needing high-resolution images and versatile editing capabilities, Seedream 4.0 is an excellent choice.
Considering the differences in style and functionality across these generators, you can try replicating the prompts above to further explore and find the AI tool that best fits your creative needs.
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