Size Converter: KB ↔ MB, cm ↔ Pixels
Check if a file is under the limit, and turn the cm size from your exam notice into pixels.
KB ↔ MB ↔ GB
Bytes
KB
MB
GB
cm / mm / inch ↔ Pixels
= Pixels
= Size
How to use
- Type the file size and pick its unit to see it in B, KB, MB and GB.
- Type width and height in cm, mm or inch with the DPI to get pixels.
- Use those pixels in Quick Edit → Resize.
Frequently asked questions
How many pixels is 3.5 × 4.5 cm?
At 300 DPI it is 413 × 531 pixels. At 200 DPI it is 276 × 354 pixels.
Is 1 MB 1000 KB or 1024 KB?
Computers and most portals use 1 MB = 1024 KB. Some storage makers use 1000. You can switch between both here.