ASCII character
An ASCII character is a letter, digit, punctuation mark or control code encoded using the American Standard Code for Information Interchange.
How big is it?
1 B of data
Data · example

A little perspective
About twice the data volume of Four-bit hexadecimal digit.
Four-bit hexadecimal digit: A four-bit hexadecimal digit is a data unit capable of representing any value from 0 to 15, commonly used in digital systems.
Measurements, assumptions & sources +
ASCII character
One ASCII character stored as one byte. UTF-8 characters can occupy more than one byte.
Defined examples — our methodology
The marked data is calibrated. Unmeasured illustration details are representative.
Four-bit hexadecimal digit
A curated four-bit hexadecimal digit comparison anchor. The representative value and any stated range preserve the backlog measurement convention; operating or experimental conditions can change real observations.
Defined examples — our methodology
The marked data volume is calibrated. Unmeasured illustration details are representative.
Change your perspective
Put it next to…
Choose a suggestion to redraw the comparison, or open its page to learn what it is.
Why this measurement?
Why we use 1 B
For comparison, this page uses data. This is labelled example: an explicit comparison model rather than a claim that every example has the same value.
One ASCII character stored as one byte. UTF-8 characters can occupy more than one byte.
The identifying illustration and the numerical comparison remain separate. How calibrated comparisons work →
Recorded properties
ASCII character dimensions and measurements
| Property | Selected value | Recorded range | Basis |
|---|---|---|---|
| 1 B | Not recorded | example |
Around this scale
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These links use compatible data records, ordered around the selected value.
Sources and method
Want to check the number?
The source records and measurement method remain available for inspection.
There’s always another scale


