About this tool
A photo of 3.5 by 4.5 cm is the same shape as the common 35 by 45 mm passport size. This tool resizes your picture to that size at 300 DPI, ready for printing or uploading.
How to use it
- Choose a clear, front-facing photo.
- Check the width, height and unit. Change them if your form asks for something else.
- Leave the fit on Fill the frame, or choose Fit inside to avoid cropping.
- Press Resize Image and download.
3.5 by 4.5 cm in pixels and for printing
To print a photo at 3.5 by 4.5 cm, 300 DPI is a good standard, which gives about 413 by 531 pixels. If you only upload a photo to a website, check what pixel size the site asks for.
Rules for official photos differ by country and by form, so check the instructions before you print or upload. This tool only changes the size. It does not change the background or check the rules.
Common questions
How many pixels is 3.5 x 4.5 cm?
At 300 DPI it is about 413 by 531 pixels.
Is 3.5 x 4.5 cm the same as 35 x 45 mm?
Yes. 3.5 cm is 35 mm and 4.5 cm is 45 mm.
Can I also limit the file size?
Yes. Type a number in the maximum file size box, for example 100 for 100 KB.
Is my photo uploaded?
No. The picture is processed inside your browser and never leaves your device.