Resolution Scale Calculator
Scale image and video resolutions while maintaining aspect ratios
Resolution Scaling Calculator
Original Resolution
Scaling Method
100% = original size, >100% = upscale, <100% = downscale
Digital to Physical Dimensions
Standard print quality is 300 PPI
Common Scale Factors
Resolution Examples
Scaling Tips
Downscaling improves performance but reduces quality
Upscaling increases size but may blur images
Maintain aspect ratio to avoid distortion
Use 300 PPI for high-quality printing
Integer scaling (2×, 3×) provides best quality
Understanding Resolution Scaling
What is Resolution Scaling?
Resolution scaling is the process of changing the size of digital content (images, videos, or displays) by adjusting the number of pixels while maintaining the aspect ratio. This allows content to fit different screen sizes or meet specific requirements.
Types of Scaling
- •Upscaling: Increases resolution and file size, may reduce sharpness
- •Downscaling: Decreases resolution and file size, improves performance
- •Integer Scaling: Scaling by whole numbers (2×, 3×) for optimal quality
Scaling Formula
Scale Factor = (Target Pixels ÷ Original Pixels) × 100%
Where pixels = width × height
Aspect Ratio Preservation
Our calculator automatically maintains the aspect ratio when scaling to prevent distortion. The aspect ratio is calculated using the greatest common divisor (GCD) of the width and height values.
Pro Tip: For gaming, downscale resolution to improve performance, then use sharpening filters to restore visual quality.
Common Use Cases
Gaming Performance
Downscale render resolution to boost FPS while maintaining display resolution. Common scales: 75%, 50% of native resolution.
Image Optimization
Reduce image size for web use while maintaining quality. Typical downscales: 50-75% for web, 25% for thumbnails.
Print Preparation
Calculate required resolution for print quality. Use 300 PPI for photos, 150 PPI for general printing.