LengthCentimeters to Inches

Centimeters to Inches

Methodology·How We Verify

Snapshot

1 Centimeter equals 0.393701 Inches.

Reference basis: This conversion uses exact modern length definitions anchored to meters.
Example: For 0.1 Centimeters, the result equals 0.03937 Inches.

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

0.393701 Inches

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API and AI agent access

Centimeters to Inches.

Machine-readable identifiers

Conversion family: length
Source unit: centimeter
Target unit: inch

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "length",
  "value": 1,
  "from": "centimeter",
  "to": "inch"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "length",
    "value": 1,
    "from": "centimeter",
    "to": "inch",
    "result": {
      "raw": 0.39370078740157477,
      "display": "0.393701"
    },
    "canonicalPath": "/length/centimeters-to-inches/"
  }
}

API, OpenAPI and WebMCP documentation

Explanation

Multiply by 1 inch ÷ 2.54 cm because the international inch equals exactly 2.54 centimeters.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Centimeter = 0.393701 Inches (using exact modern length definitions anchored to meters).
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Centimeters	Inches
0.1	0.03937
1/4	0.098425
1/2	0.19685
1	0.393701
2	0.787402
5	1.968504
10	3.937008
25	9.84252
50	19.685039
100	39.370079

Questions & answers

Frequently Asked Questions

What is 1 centimeter in inches?

1 Centimeter equals 0.393701 Inches on this page.

Is there a reverse Inches to Centimeters page?

Yes. Use the mirror Inches to Centimeters page to convert in the opposite direction with the same fixed length definitions.