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Inches to Centimeters Converter

Convert inches to cm

2.54
1 in = 2.54 cm
Quick Reference: 1 Inches
Meters0.0254 m
Kilometers0.000025 km
Centimeters2.54 cm
Millimeters25.4 mm
Miles0.000016 mi
Yards0.027778 yd

Inches to Centimeters Converter

Convert inches to centimeters instantly with our free online calculator. Essential for international shipping, screen sizes, furniture dimensions, height measurements, and DIY projects.

Conversion Formula

| Conversion | Formula | Example | inches to cminches ร— 2.5410 in = 25.4 cm cm to inchescm รท 2.5425.4 cm = 10 in

Quick Reference Table

InchesCentimetersCommon Use 1 in2.54 cmSmall measurements 6 in15.24 cmPhone screen 12 in30.48 cm1 foot / ruler 24 in60.96 cmSmall monitor 32 in81.28 cmTV size 55 in139.7 cmLarge TV 72 in182.88 cm6 feet / door height

Screen Size Conversions

Diagonal (inches)Diagonal (cm)Device Type 5.5"14 cmSmartphone 10.2"25.9 cmTablet 13.3"33.8 cmLaptop 24"61 cmDesktop monitor 27"68.6 cmLarge monitor 55"139.7 cmTelevision 65"165.1 cmLarge TV

Height Conversion (Feet/Inches to cm)

HeightInchesCentimeters 5'0"60"152.4 cm 5'4"64"162.56 cm 5'7"67"170.18 cm 5'10"70"177.8 cm 6'0"72"182.88 cm 6'2"74"187.96 cm | 6'4" | 76" | 193.04 cm |

Conversion Code Example

``javascript function inchesToCm(inches) { return inches * 2.54; }

function cmToInches(cm) { return cm / 2.54; }

function feetInchesToCm(feet, inches) { return (feet * 12 + inches) * 2.54; }

// Examples console.log(inchesToCm(12)); // 30.48 console.log(feetInchesToCm(5, 10)); // 177.8 ``

Paper Size Reference

| Size | Inches | Centimeters | Letter8.5" ร— 11"21.6 ร— 27.9 cm Legal8.5" ร— 14"21.6 ร— 35.6 cm A48.27" ร— 11.69"21 ร— 29.7 cm A55.83" ร— 8.27"14.8 ร— 21 cm

Fractional Inches to CM

FractionDecimalCM 1/4"0.25"0.64 cm 1/2"0.50"1.27 cm 3/4"0.75"1.91 cm | 1/8" | 0.125" | 0.32 cm |

Use this converter for accurate length conversions between inches and centimeters.

Frequently Asked Questions

How many cm is 1 inch?

1 inch equals exactly 2.54 centimeters. This is an exact conversion defined by the international yard and pound agreement of 1959.

How do I convert height from feet and inches to cm?

First convert feet to inches (1 foot = 12 inches), add any extra inches, then multiply total inches by 2.54. For example, 5'10" = 70 inches ร— 2.54 = 177.8 cm.

Why is 1 inch exactly 2.54 cm?

This exact conversion was established by the international yard and pound agreement of 1959, which defined the inch as exactly 25.4 millimeters (2.54 cm) to standardize measurements internationally.

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