Seedream 4.5 vs Seedream 5.0 Pro vs Nano Banana 2 vs Nano Banana Pro
Seedream vs Nano Banana: Side-by-Side Results
ByteDance’s Seedream line against Google’s Nano Banana line, on four identical prompts.
Updated
Seedream vs Nano Banana is the matchup between ByteDance’s and Google’s image models. Seedream 4.5 is known for cinematic looks and cheap 4K, Seedream 5.0 Pro for precise edits and multilingual text. Nano Banana 2 and Nano Banana Pro are Google’s fast and high-end Gemini models. All four run on our account, so the images below are real, unedited outputs.
Short answer
Seedream 4.5 gives the cheapest 4K images here and the most cinematic look. Seedream 5.0 Pro is the strongest Seedream for edits, portraits and text in many languages. Nano Banana 2 wins on speed and natural everyday photos, and Nano Banana Pro on long text and the most demanding 4K finals. In our test, Seedream 4.5 broke the word BANANA across two lines, while Seedream 5.0 Pro and Nano Banana Pro kept the words intact.
Seedream vs Nano Banana: the verdict
| Criterion | Our pick | Why |
|---|---|---|
| Cheapest 4K | Seedream 4.5 | 35 credits for a 4K image, against 90 for Nano Banana 2 and 120 for Nano Banana Pro. |
| Cinematic look | Seedream 4.5 | Warm, dramatic lighting and tight framing by default, as its extreme close-up portrait shows. |
| Text layout | Nano Banana Pro or Seedream 5.0 Pro | Both kept NANO BANANA intact. Seedream 4.5 split BANANA across two lines and Nano Banana 2 added a tagline. |
| Text in other languages | Seedream 5.0 Pro | ByteDance built it for native multilingual input and typography. |
| Speed and everyday photos | Nano Banana 2 | Google’s Flash model returns natural, candid photos quickly. |
| Final 4K hero images | Nano Banana Pro | The most careful model here for detailed, text-heavy finals at 4K. |
Same prompts, side by side
Each row uses one prompt, run once on each model on our own account. The images are unedited; the note under each row says what we saw.
Prompt: “Photorealistic close-up portrait of a young woman with light freckles and natural curly hair, soft window light, shallow depth of field, 85mm lens, high detail”
Seedream 4.5 went for a warm, cinematic extreme close-up and Seedream 5.0 Pro for soft natural window light. The Nano Banana models framed wider, more candid shots.
Prompt: “Professional studio product photograph of a glossy yellow banana-shaped perfume bottle on a white marble surface, soft gradient background, clean commercial lighting”
Seedream 5.0 Pro and Nano Banana 2 made the cleanest banana-shaped bottles with gold caps. Seedream 4.5 combined a banana top with a glass bottle; Nano Banana Pro split it into two objects.
Prompt: “Bold playful poster with large 3D text reading 'NANO BANANA' in bright yellow letters on a dark background, confetti, soft glow, modern typography, high quality”
Seedream 4.5 broke BANANA across two lines (BAN, ANA). Seedream 5.0 Pro and Nano Banana Pro kept both words intact, and Nano Banana 2 added an extra tagline.
Prompt: “Cinematic fantasy landscape at golden hour, floating islands above a misty valley, dramatic volumetric clouds, ultra detailed, wide establishing shot”
All four handled the floating islands well. Seedream 4.5 had the most dramatic sunbeams; Seedream 5.0 Pro added waterfalls and ruins.
Specs compared
| Seedream 4.5 | Seedream 5.0 Pro | Nano Banana 2 | Nano Banana Pro | |
|---|---|---|---|---|
| Engine | ByteDance Seedream 4.5 | ByteDance Seedream 5.0 Pro | Gemini 3.1 Flash Image | Gemini 3 Pro Image |
| Developer | ByteDance | ByteDance | Google DeepMind | Google DeepMind |
| Released | December 2025 | July 2026 | February 2026 | November 2025 |
| Known for | Cinematic look, flat-price 4K | Precise edits, multilingual text | Speed, natural photos | Text, detail, 4K |
| Credits per image on Nano Banana AI | 35 credits at 2K, 35 credits at 4K | 35 credits at 1K, 70 credits at 2K | 40 credits at 1K, 60 credits at 2K, 90 credits at 4K | 90 credits at 1K, 90 credits at 2K, 120 credits at 4K |
| Max resolution here | 4K | 2K | 4K | 4K |
| Reference images here | Up to 4 | Up to 4 | Up to 4 | Up to 4 |
| Included from | Premium plan | Pro plan | Premium plan | Pro plan |
The Seedream and Nano Banana lines
Seedream is ByteDance’s image line from its Seed research team. Seedream 4.5 added faster generation and a cinematic style; Seedream 5.0 Lite brought step-by-step reasoning; Seedream 5.0 Pro is the top tier for professional edits, portraits and dense, multilingual layouts.
Nano Banana is Google’s Gemini image line. Nano Banana 2 is the fast default and Nano Banana Pro the high-end model that reasons before drawing.
Price per image
| Model | 1K | 2K | 4K |
|---|---|---|---|
| Seedream 4.5 | - | 35 credits | 35 credits |
| Seedream 5.0 Lite | - | 30 credits | 30 credits |
| Seedream 5.0 Pro | 35 credits | 70 credits | - |
| Nano Banana 2 | 40 credits | 60 credits | 90 credits |
| Nano Banana Pro | 90 credits | 90 credits | 120 credits |
Seedream 4.5 and 5.0 Lite charge one flat price whether you pick 2K or 4K, which makes them the cheapest 4K options in our catalog. 4K needs the Pro plan on every model.
Which one to choose
- Cheap 4K posters and product families: Seedream 4.5 or 5.0 Lite.
- Ad portraits, precise edits, text in several languages: Seedream 5.0 Pro.
- Fast everyday photos and edits: Nano Banana 2.
- Long text, infographics, final 4K hero images: Nano Banana Pro.
Because every model here shares one credit balance, a practical habit is to draft in Seedream 4.5 or Nano Banana 2 and rerun the best prompt on Seedream 5.0 Pro or Nano Banana Pro.
Seedream vs Nano Banana FAQ
Is Seedream better than Nano Banana?
Each wins different jobs. Seedream 4.5 is cheaper at 4K and more cinematic; Seedream 5.0 Pro is strong at edits and multilingual text. Nano Banana 2 is faster for everyday photos and Nano Banana Pro is the most reliable for long text and 4K finals.
Seedream 4.5 vs Nano Banana Pro: which is better?
Seedream 4.5 costs much less at 4K (35 credits against 120) and has a cinematic style. Nano Banana Pro handles text and complex prompts more reliably; in our test Seedream 4.5 split a word across two lines.
Seedream 5.0 vs Nano Banana Pro?
Seedream 5.0 Pro is the closest rival: precise edits, realistic portraits and multilingual text. Nano Banana Pro reaches 4K, while Seedream 5.0 Pro tops out at 2K here.
Who makes Seedream?
ByteDance, through its Seed research team, which also makes the Seedance video models.
Can I use Seedream and Nano Banana on one plan?
Yes. Seedream 4.5 and Nano Banana 2 are included from the Premium plan, and Seedream 5.0 Pro and Nano Banana Pro from the Pro plan.