What is the difference between Mathematical Italic Small X and Latin Small Letter X?

Mathematical Italic Small X is U+1D465 in the Mathematical Alphanumeric Symbols block. Latin Small Letter X is U+0078 in the Basic Latin block. They are distinct Unicode codepoints and may appear visually similar depending on the font.

What is the HTML entity for Mathematical Italic Small X?

The HTML entity for Mathematical Italic Small X (U+1D465) is 𝑥.

What is the HTML entity for Latin Small Letter X?

The HTML entity for Latin Small Letter X (U+0078) is x.

Are Mathematical Italic Small X and Latin Small Letter X the same Unicode character?

No. Mathematical Italic Small X is U+1D465 (decimal 119909) and Latin Small Letter X is U+0078 (decimal 120). They are separate codepoints.

What are the UTF-8 encodings of Mathematical Italic Small X and Latin Small Letter X?

Mathematical Italic Small X (U+1D465) encodes as F0 9D 91 A5 in UTF-8. Latin Small Letter X (U+0078) encodes as 78 in UTF-8.

Mathematical Italic Small X vs Latin Small Letter X

Compare two Unicode characters side by side — encodings, HTML entities, escape sequences, and Unicode properties. Useful for distinguishing visually similar characters like hyphens and dashes, quotation marks, or homoglyphs.

𝑥

Mathematical Italic Small X

U+1D465

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Latin Small Letter X

U+0078

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Property Comparison

Property	Mathematical Italic Small X	Latin Small Letter X
Codepoint	`U+1D465`	`U+0078`
Decimal	`119909`	`120`
HTML Entity	`𝑥`	`x`
HTML Decimal	`𝑥`	`x`
HTML Hex	`𝑥`	`x`
UTF-8	`F0 9D 91 A5`	`78`
UTF-16	`D8 35 DC 65`	`00 78`
UTF-32	`0001D465`	`00000078`
CSS Escape	`\1D465`	`\78`
JS Escape	`\uD835\uDC65`	`\u0078`
Python Escape	`\U0001D465`	`\u0078`
URL Encoded	`%F0%9D%91%A5`	`x`
Category	`Lowercase Letter (Ll)`	`Lowercase Letter (Ll)`
Block	`Mathematical Alphanumeric Symbols`	`Basic Latin`
Script	`Common`	`Latin`
Bidi Class	`L`	`L`
Unicode Version	`3.1`	`1.1`

Rows highlighted in amber differ between the two characters.

Common Comparisons

Frequently confused character pairs.

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