SizerooGuessroo · All sizes

How wide is a 3.5-inch floppy disk?

9 cmAbout 3.54 in · Handheld

About 90 mm wide and 94 mm tall, despite the name.

That's about 1/17 of a red kangaroo (about 1.5 m tall).

9 cm
a nano SIM

To scale: a floppy disk is about 10× bigger than a nano SIM.

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Things about the same size

Many real things vary in size, so we use a typical or official figure. Spotted a mistake? Email hello@guessroo.com.