Nano Banana Pro vs. Seedream 4.5: The Ultimate Comparison

The AI ecosystem is evolving so fast, with new tools emerging every month that promise higher visual fidelity, faster generation speed, and more creative possibilities. AI tools benefits a lot of users, including designers, marketers, creators, and daily users. For creators and designers, choosing the right AI model has become just as critical as the creative process itself.

Among the latest releases, Nano Banana Pro and Seedream 4.5 stand out as two of the most powerful new AI image models. In this article, we’ll take a closer look at how these tools compare, what they do best, and which one might be the right fit for your workflow.

Overview of Nano Banana Pro and Seedream 4.5

What is Nano Banana Pro?

Nano Banana Pro is built on Gemini 3 Pro, which has a great reasoning capability for infographic, diagram, and commercial layouts. It supports up to 14 reference images, keeps up to around five characters consistent, and offers advanced controls like masked editing, lighting changes, and flexible aspect ratios in 2K and 4K.​​

Nano Banana Pro also demonstrates exceptional performance in multilingual text rendering and the creation of realistic lifestyle and product imagery. It is particularly well-suited for advertising, packaging, and any visual content that demands precise typography, brand accuracy, and complex scene composition.

What is Seedream 4.5?

Seedream 4.5 is ByteDance’s latest-generation Seed model, delivering major advancements in high-resolution cinematic image generation and multi-image editing. It supports 4K-level outputs, significantly improved subject and identity consistency, and stronger control over typography and text layouts such as posters, logos, and UI screens.

In addition, Seedream 4.5 places a strong emphasis on cinematic color grading and film-inspired aesthetics, making it an ideal choice for key art, fantasy environments, cinematic scenes, and mood-driven visual storytelling.

Nano Banana vs. Seedream 4.5

l Image Quality and Style: Both of the two AI image generator can support up to 4K resolution. Based on Gemini 3 Pro, Nano Banana is designed to be a “reasoning image generator”, so it can create images look like real camera photos or high-end product photography. Seedream 4.5 aims at creating cinematic and stylized images. Nano Banana Pro stays clean and grounded, while Seedream 4.5 is often more ideal for creating cinematic or mood-driven images.

• Text Rendering and Layout: Compared to Seedream 4.5, Nano Banana Pro is regarded as the stronger competitor for text rendering. It can render spelled typography across multiple languages and support translating text inside images for localized campaigns. You may see some creators use Nano Banana Pro to translate manga. As for layout, Seedream 4.5 may be the winner as it often produces art-driven layouts with more illustrative styles.
• Consistency: Nano Banana Pro supports up to 14 reference images while maintaining consistency for up to 5 characters across scenes. Seedream 4.5 can blend up to 10 reference images, making it highly effective for building complex, multi-layered compositions.
• Speed: Nano Banana Pro markets generation under roughly 10 seconds for quality outputs. Seedream 4.5 goes further with 4K-resolution support and low-latency processing via API, making it a stronger choice for large-scale projects and high-volume production workflows.

Nano Banana vs. Seedream 4.5 Comparison Chart

Nano Banana vs. Seedream 4.5: Comparison of Image Generation

Portrait Generation

Prompt: Half-body cinematic portrait of a woman in dark room, single light source, chiaroscuro lighting, film grain, moody and emotional atmosphere.

Portrait photography generated by Nano Banana Pro delivers sharper and more defined facial details compared to Seedream 4.5. While Seedream 4.5 tends to produce a softer, vintage-inspired look, Nano Banana Pro excels in creating modern, cinematic-style portraits with stronger depth, contrast, and visual impact. (First Image: Nano Banana Pro; Second Image: Seedream 4.5)

Infographic

Prompt: Create a 3:4 ratio infographic of [Taj Mahal], blending an authentic photograph of the landmark with blueprint-style technical annotations and overlaid diagrams. In a hand-drawn box in the corner, inscribe the text "[Taj Mahal]".

Incorporate white chalk-style sketches to highlight key structural data, critical measurements, material quantities, interior diagrams, load flow arrows, cross-sectional views, floor plans, and notable architectural or engineering features.

Style: Blueprint aesthetic. White line drawings overlaid on the photograph. Technical/architectural annotation style. Educational infographic feel. The real environment remains visible behind the annotations.

Both models are suitable for generating infographics, but Nano Banana Pro delivers more precise and accurate information. (First Image: Nano Banana Pro; Second Image: Seedream 4.5)

Creative Image Generation

Prompt: A tiny village inside a teacup, glowing lanterns, soft evening light, cinematic depth of field, whimsical magical realism style.

Both Nano Banana Pro and Seedream 4.5 offer moderate capabilities for creative image generation. In comparison, Midjourney demonstrates stronger performance in producing highly imaginative and visually striking creative images, making it a preferred choice for more experimental or artistic projects. (First Image: Nano Banana Pro; Second Image: Seedream 4.5)

Multi-view Image

Prompt: Using the uploaded vehicle image as a reference, generate a detailed four-view technical layout (front view, side view, rear view, and top view). Clearly highlight and label all major components, and provide concise English descriptions for each key part. Ensure accurate proportions, clean line work, and a professional schematic style.

Nano Banana Pro generates highly detailed blueprints, providing comprehensive information and precise technical visuals. In comparison, Seedream 4.5 produces simplified multi-view images, offering an overview of the object from multiple angles with a cleaner, more streamlined presentation. (First Image: Nano Banana Pro; Second Image: Seedream 4.5)

Product Photography

Prompt: Perfume bottle on moss with morning dew, soft natural lighting, shallow depth of field, realistic reflections, elegant and fresh mood, high-detail product photography.

Nano Banana Pro excels at producing highly realistic and sharply detailed product photography, capturing every nuance of texture and design. In contrast, Seedream 4.5 focuses on creating visually atmospheric images, emphasizing mood, lighting, and cinematic style to give products a more immersive and artistic presentation. (First Image: Nano Banana Pro; Second Image: Seedream 4.5)

Use Nano Banana Pro and Seedream 4.5 on iMini AI

iMini AI is a versatile, all-in-one platform for AI image and video generation, designed to handle all your creative projects in one place. Whether you want the reasoning-driven precision of Nano Banana Pro or the cinematic polish of Seedream 4.5, iMini AI lets you access both models seamlessly. Start creating high-quality visuals today with iMini AI.