Inches to Millimeters Converter

inches to mm table

in	1/8	1/4	1/2	3/4	1	1.5	2	2.5	3	3.5	4	4.5	5	5.5	6	6.5	7	7.5	8	8.5	9	9.5	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31	32	33	34	35	36	37	38	39	40	41	42	43	44	45	46	47	48	49	50	60	70	80	90	100
mm	3.18	6.35	12.7	19.05	25.4	38.1	50.8	63.5	76.2	88.9	101.6	114.3	127	139.7	152.4	165.1	177.8	190.5	203.2	215.9	228.6	241.3	254	279.4	304.8	330.2	355.6	381	406.4	431.8	457.2	482.6	508	533.4	558.8	584.2	609.6	635	660.4	685.8	711.2	736.6	762	787.4	812.8	838.2	863.6	889	914.4	939.8	965.2	990.6	1016	1041.4	1066.8	1092.2	1117.6	1143	1168.4	1193.8	1219.2	1244.6	1270	1524	1778	2032	2286	2540

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step

Round:

Enter Inch

⇵

Enter Millimeter

How many millimeters in an inch?

There are 25.4 millimeters in an inch. To convert inches to mm, multiply the inch value by 25.4.

For example, to find out how many millimeters there are in an inch and a half, multiply 1.5 by 25.4, that makes 38.1 mm in an inch and a half.

inches to mm formula

mm = in * 25.4

1 Inch = 25.4 Millimeters

What is an Inch?

Inch is an imperial and United States Customary length unit. 1 in = 25.4 mm. The symbol is "in".

You may also use length conversion to convert all length units.

Create Conversion Table

Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.

How to create conversion table?

Start:

Increment:

Accuracy:

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