Comparison
GPT Image 2 vs Nano Banana: Which Is Better? (2026)
Nano Banana is also known as Gemini 2.0 Flash Image. By Google.
TL;DR Verdict
Nano Banana 是预算内的速度冠军，但 GPT Image 2 在所有价位点都能提供明显更高的质量，除非您最看重低于 3 秒的延迟，否则 GPT Image 2 是更好的选择。
Feature Comparison
| Feature | GPT Image 2 | Nano Banana |
|---|---|---|
| Text Rendering | Excellent | Good |
| Max Resolution | 4K | 2K |
| Speed | Fast (4-6s) | Fast |
| Character Consistency | Excellent | Good |
| Transparent PNG | Yes | No |
| Inpainting | Yes | No |
| API Available | Yes | Yes |
Nano Banana — Strengths & Weaknesses
Strengths
- 得益于 Flash 架构优化，生成时间极快，不到 3 秒
- 针对结构化输出（如图表、流程图和 UI 线框图）具有极强的指令遵循能力
- 规模化成本效益高，拥有慷慨的免费层级和低廉的 API 定价
Weaknesses
- 相比 Pro 版本，细节保真度较低，特别是在包含多个元素的复杂场景中
- 文本渲染效果良好，但不如 Nano Banana Pro 或 GPT Image 2 清晰
- 最大输出分辨率限制为 2K
Pricing Comparison
GPT Image 2
Free on our platform (8/day). API pricing expected: $0.02-0.12/image depending on quality and resolution.
Nano Banana
Gemini 中免费；API 费用每张 0.008 美元起
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