GPT Image 2.5 Sunburst vs Nano Banana 2
OpenAI's precision flagship versus Google's multi-reference compositor. Sunburst at 20 credits versus Nano Banana 2 at 15 credits with up to 14 references.
GPT Image 2.5 Sunburst from OpenAI and Nano Banana 2 from Google represent two different approaches to AI image generation. GPT Image 2.5 generation and editing with explicit sizes or automatic source sizing. On the other side, google's latest image model with exceptional text rendering and multi-image compositing.
At 15 credits, Nano Banana 2 costs 5 credits less than GPT Image 2.5 Sunburst (20 credits). The question is whether the extra cost of GPT Image 2.5 Sunburst translates into meaningfully better results for your use case. For text rendering, character consistency, multi-image compositing, Nano Banana 2 is hard to beat at its price point. But if you need hero stills, precision editing, photorealism, and production text rendering, GPT Image 2.5 Sunburst may justify the premium.
Updated October 2026
Nano Banana 2 (15 credits) offers better value for everyday use, especially for text rendering. GPT Image 2.5 Sunburst (20 credits) is worth the premium when you need hero stills. Both are available on Melies — try each with a test prompt to see which fits your style.
GPT Image 2.5 Sunburst vs Nano Banana 2: How They Compare
 GPT Image 2.5 Sunburst |  Nano Banana 2 | |
|---|---|---|
| Provider | OpenAI | |
| Released | Sep 2026 | Feb 2026 |
| Cost | 201K/302K | 80.5K/151K/252K/404K |
| Speed | Medium | Fast |
| Reference images | Up to 16 | Up to 14 |
| Editing |
GPT Image 2.5 Sunburst vs Nano Banana 2: Cost Comparison
Nano Banana 2 is 25% cheaper than GPT Image 2.5 Sunburst. Here's how credits add up at scale.
| Volume | GPT Image 2.5 Sunburst | Nano Banana 2 |
|---|---|---|
| 10 images | 200 | 150 |
| 50 images | 1,000 | 750 |
| 100 images | 2,000 | 1,500 |
Strengths & Weaknesses
GPT Image 2.5 Sunburst
- + Hero stills
- + Supports 16 reference images
- + Generation and editing at medium quality
- + 20 credits for 1K, 30 for 2K, or 40 for automatic sizing per output
- + 20 additional credits per reference image per output
- - More expensive (20 vs 15 credits)
Nano Banana 2
- + More affordable (15 vs 20 credits)
- + Faster generation speed
- + Text rendering
- + More resolution options
- + Up to 14 reference images
- - Higher price point relative to speed tier
GPT Image 2.5 Sunburst vs Nano Banana 2: Which to Pick?
On a tight budget
At 15 credits per image, Nano Banana 2 gives you more generations for your plan. Good enough quality for most everyday use.
Maximum quality matters
GPT Image 2.5 Sunburst is worth the extra credits when the output needs to be perfect — portfolio pieces, client work, or final deliverables.
Character or style consistency
GPT Image 2.5 Sunburst supports 16 reference images to keep subjects, styles, and characters consistent across generations.
Rapid iteration and testing
Nano Banana 2's fast generation means you can test more prompts in less time. Great for exploration.
GPT Image 2.5 Sunburst vs Nano Banana 2: FAQ
Practical answers before you start creating.
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