pixel per millimeter (px/mm) → dot per inch (dpi)

1 px/mm = 25.4 dpi · ⇄ dot per inch (dpi) → pixel per millimeter (px/mm)

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⚙ Output Number Format1,234.56

Decimal places

Decimal mark

Thousands separator

All units in this category

		Converted Value
dot per inch	`dpi`	—
pixel per centimeter	`px/cm`	—
pixel per millimeter	`px/mm`	—
dot per meter	`dot/m`	—

Conversion Formula & Definition

dpi = px/mm × 25.4

1 pixel per millimeter (px/mm) = 25.4 dot per inch (dpi).

Popular Conversions (Image Resolution)

dpi → px/cm dpi → px/mm px/cm → dpi px/cm → px/mm

Quick Conversion Reference Table: pixel per millimeter (px/mm) → dot per inch (dpi)

pixel per millimeter (px/mm)	dot per inch (dpi)
0.1 px/mm	2.54 dpi
0.5 px/mm	12.7 dpi
1 px/mm	25.4 dpi
2 px/mm	50.8 dpi
5 px/mm	127 dpi
10 px/mm	254 dpi
20 px/mm	508 dpi
50 px/mm	1,270 dpi
100 px/mm	2,540 dpi
250 px/mm	6,350 dpi
500 px/mm	12,700 dpi
1,000 px/mm	25,400 dpi