100 cm = 39.37 inches

📐 CM to Inches Converter

Convert centimeters to inches instantly with accurate results

Centimeter to Inch Calculator

100 centimeters (39.37 inches)

📚 CM to Inches Reference

Key Conversion: 1 cm = 0.3937 inches | 1 inch = 2.54 cm | Standard international ratio

Common Sizes Size Comparison Formulas More Tools

📊 Conversion Results

📏 Inches

39.37 in

📐 Feet

3.28 ft
≈ 3' 3.37"

⚖️ Meters

1.00 m
= 100 cm

📋 Detailed Conversion Table

Centimeters (cm) 100.00
Inches (in) 39.37
Feet (ft) 3.28
Meters (m) 1.00
Millimeters (mm) 1000.00
Yards (yd) 1.09

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📏 CM to Inches Size Comparison

Credit Card
8.56 × 5.398 cm
3.37 × 2.125 in
A4 Paper
29.7 × 21.0 cm
11.69 × 8.27 in
Smartphone (iPhone 15)
14.76 cm height
5.81 inches
Standard Door
203.2 cm height
80 inches

🚀 Common Centimeter Values

Small Items:

📏 2.54 cm = 1 inch
📏 5 cm ≈ 1.97 inches
📏 10 cm ≈ 3.94 inches
📏 15 cm ≈ 5.91 inches
📏 20 cm ≈ 7.87 inches

Common Sizes:

📐 30 cm ≈ 11.81 inches
📐 50 cm ≈ 19.69 inches
📐 100 cm ≈ 39.37 inches
📐 150 cm ≈ 59.06 inches
📐 200 cm ≈ 78.74 inches

🛠️ Other Length Tools

📏

Inches to CM

Convert inches to centimeters

Formula: cm = inches × 2.54

Convert Now →
📐

Inches to Feet

Convert inches to feet

Formula: feet = inches ÷ 12

Convert Now →
⚖️

Meters to CM

Convert meters to centimeters

Formula: cm = meters × 100

Convert Now →
🏈

MM to Inches

Convert millimeters to inches

Formula: inches = mm ÷ 25.4

Convert Now →

📜 Conversion History

🧮 Conversion Formulas

Basic Formulas:

CM to Inches: inches = cm ÷ 2.54
CM to Feet: feet = cm ÷ 30.48
CM to Meters: meters = cm ÷ 100
CM to Millimeters: mm = cm × 10

Reverse Formulas:

Inches to CM: cm = inches × 2.54
Feet to CM: cm = feet × 30.48
Meters to CM: cm = meters × 100
MM to CM: cm = mm ÷ 10

❓ Frequently Asked Questions

What is the exact conversion from cm to inches?

1 centimeter = 0.3937007874 inches exactly. The standard conversion factor is 2.54 cm per inch.

How many cm is 1 inch?

1 inch = 2.54 centimeters exactly. This is an international standard since 1959.

Why is 2.54 the conversion factor?

2.54 cm per inch was standardized in 1959 by international agreement to align the inch with the metric system.

How do I convert cm to feet and inches?

First convert cm to inches (cm ÷ 2.54), then convert inches to feet and inches (feet = inches ÷ 12, remainder = inches % 12).

Is 30 cm equal to 1 foot?

Almost. 30 cm = 11.81 inches, while 1 foot = 12 inches. So 30 cm is slightly less than 1 foot (by about 0.19 inches).