📐
宽高比计算器
计算和转换宽高比
Aspect Ratio
Resize Calculator
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嵌入此工具
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ℹ️ 关于 Aspect Ratio
Calculate aspect ratios and resize dimensions proportionally. Essential for images, videos, and responsive design. Convert between different aspect ratios.
💡 使用场景
Resizing images while maintaining proportions
Calculating video dimensions
Responsive design breakpoints
Social media image sizing
Print and web format conversions
📋 使用方法
1
Enter original width and height
2
Enter new width OR height
3
View the proportional dimension
4
Copy the new dimensions
💎 Pro Tips
- 16:9 is standard widescreen (TV, YouTube)
- 4:3 is traditional (older TVs, iPads)
- 1:1 is square (Instagram posts)
❓ Frequently Asked Questions
The proportional relationship between width and height (e.g., 16:9, 4:3).
Only scale down, never up. Upscaling reduces quality.
Varies: Instagram 1:1 or 4:5, Facebook 1.91:1, Pinterest 2:3.