Inches to Centimeters converter

Convert inches (in) to centimeters (cm). Exact factor: 1 in = 2.54 cm.

Converter tool

Formula: cm = in × 2.54

Quick examples

InchesCentimeters
12.54
25.08
410.16
615.24
820.32
1025.4
1230.48
2460.96

How to convert Inches to Centimeters

Formula: cm = in × 2.54.

Reverse conversion: in = cm × 0.3937007874015748

Tip: Use the swap button to reverse the calculation instantly.

Inches → Centimeters FAQs

What is the exact conversion factor?

Inches × 2.540000000000 = Centimeters.

How do I go the other way?

in = cm × 0.3937007874015748

Are the results rounded?

Calculations use exact constants; values are displayed with sensible rounding for readability.