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Centimeter to Millimeter
Convert Centimeter to Millimeter and get the exact value instantly.
About this conversion
To convert Centimeter to Millimeter, multiply the number of Centimeter by 10.
Length units straddle the metric and imperial systems, so everyday jobs (measuring a room, reading a map, or following a recipe from another country) often need a quick conversion between meters, feet, miles and inches.
Conversion table
| Centimeter (cm) | Millimeter (mm) |
|---|---|
| 1 cm | 10 mm |
| 2 cm | 20 mm |
| 5 cm | 50 mm |
| 10 cm | 100 mm |
| 100 cm | 1000 mm |
How to use this converter
- Enter your Centimeter value
Type any number into the Centimeter field. It starts at 1 so you can read the rate straight away.
- Read the Millimeter result
The amount in Millimeter updates as you type, so there is no button to press and nothing to wait for.
- Swap or keep exploring
Use the swap control to flip the direction, or pick a related conversion from the list below.
Frequently asked
- How many Millimeter are in one Centimeter?
- One Centimeter equals 10 mm. Enter any amount above to get an exact figure for your own value.
- Is this converter accurate?
- Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
- Do you upload the numbers I enter?
- No. The Centimeter to Millimeter conversion runs entirely in your browser tab, and nothing you type is sent to a server.
- Does it work on my phone?
- Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.
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