Kadam — Banner (IAB standard, e.g. 300x250)

Display banner · Teaser · Verified 2026-07

Live preview

300×250

shown at 100%

On a web page

Size (px)

Ratio6:5

Max weight500 KB (150 KB per banner-upload guide)

FormatsGIF, JPG, JPEG, PNG, HTML

Text limits No title/description text fields; all copy is baked into the creative image/HTML.

Supported banner sizes range from 88x31 up to 1600x2560, including 300x250, 728x90, 320x50, 240x400, and 160x600.

Best-performing sizes are 728x90, 300x250, 320x50, 240x400, and 160x600.

Supports animated GIF and HTML5.

File weight limit is 150 KB to 500 KB.

What size is the Kadam Banner (IAB standard, e.g. 300x250)?

The Kadam Banner (IAB standard, e.g. 300x250) is 300×250 px, aspect ratio 6:5.

What is the aspect ratio of the Kadam Banner (IAB standard, e.g. 300x250)?

6:5. At the recommended resolution that is 300×250 px.

What is the maximum file size for the Kadam Banner (IAB standard, e.g. 300x250)?

Up to 500 KB (150 KB per banner-upload guide), in GIF, JPG, JPEG, PNG, HTML.

What file formats does Kadam accept for the Banner (IAB standard, e.g. 300x250)?

GIF, JPG, JPEG, PNG, HTML.

Why does Kadam crop my Banner (IAB standard, e.g. 300x250)?

Kadam shows Banner (IAB standard, e.g. 300x250) at 6:5. Upload exactly 300×250 px and keep key content in the safe area so nothing gets cut off.

Is 300×250 still correct for the Kadam Banner (IAB standard, e.g. 300x250) in 2026?

Yes. Last verified 2026-07 against the official Kadam documentation.

Test a file against this exact spec before you upload it anywhere.

Nothing is uploaded or saved — the check runs entirely in your browser.

Drag & drop your creative or click to choose a file