How to Resize Images in CM, MM, Inches or Pixels

Common Questions About Image Measurements

Q: How do I resize an image to specific centimeters?

A: The easiest way is to use our free Image Resizer tool. Simply:

1. Upload your image
2. Convert your centimeters to pixels (1 cm ≈ 37.8 pixels at 96 DPI)
3. Enter the converted dimensions
4. Download your resized image

Q: What's the difference between pixels and physical measurements?

A: Here's a simple breakdown:

• Pixels: Screen measurements (digital display)
• CM/MM/Inches: Physical measurements (printing)
• DPI (Dots Per Inch): Connects pixels to physical size

Q: How do I calculate image size in centimeters?

A: Use these simple conversions at 96 DPI:

• 1 inch = 96 pixels
• 1 cm = 37.8 pixels
• 1 mm = 3.78 pixels

Q: What size should my images be for printing?

A: Recommended sizes for common prints:

• 4×6 inches (10×15 cm): 384×576 pixels
• 5×7 inches (13×18 cm): 480×672 pixels
• 8×10 inches (20×25 cm): 768×960 pixels

Q: How can I resize multiple images at once?

A: Our Image Resizer tool makes batch processing easy:

1. Upload multiple images
2. Set your desired dimensions once
3. Download all resized images

Quick Tips for Perfect Image Sizing

• Always maintain aspect ratio for undistorted images
• Use higher resolution (300 DPI) for professional printing
• Consider file format (JPG for photos, PNG for graphics)
• Test print small samples before large prints

Conclusion

Understanding image measurements doesn't have to be complicated. Whether you're working with centimeters, millimeters, inches, or pixels, our free Image Resizer tool makes it easy to get the exact dimensions you need. Remember to consider your end-use (digital or print) when choosing measurements, and always maintain aspect ratio for the best results.