100 cm is about 39.37 inches, or about 39 3/8 inch (slightly less). It is exactly 1000 mm. Divide centimeters by 2.54, because 1 inch is defined as exactly 2.54 cm.
100 cm ≈ 39 3/8″
Slightly less than 39 3/8″ (by 0.13 mm) · ≈ 39.37 in
- Inches
- ≈ 39.3701 in
- Nearest 1/16″
- 39 3/8″ 100 cm is 0.13 mm shorter
- Nearest 1/32″
- 39 3/8″ 100 cm is 0.13 mm shorter
- Nearest 1/64″
- 39 3/8″ 100 cm is 0.13 mm shorter
How long is 100 cm?
100 cm = 100 ÷ 2.54 in ≈ 39.3701 in. On a tape measure that is 39 3/8 in (39.375 in, 1000.125 mm), and 100 cm is shorter than that by about 0.13 mm. In other units, 100 cm is exactly 1000 mm and exactly 1 m, and ≈ 3.281 ft.
Numbers are hard to picture, so here is 100 cm drawn to scale next to real reference lengths.
Things that are about 100 cm long
Each size below comes from an official rule or a published specification. The note after each one says how close it is to 100 cm. Real objects vary.
One meter
100 cm is exactly 1 m, the length of a meter stick.
An ISO B1 sheet (long side)
ISO 216 sets B1 at 707 mm × 1000 mm, so its long side is exactly 100 cm.
One yard
1 yard is exactly 91.44 cm, so 100 cm is 8.56 cm longer than a yard.
A 40-inch measurement
40 in is exactly 101.6 cm, so it is 1.6 cm longer than 100 cm. Many 40-inch TVs are listed with this nominal diagonal.
An A0 sheet (short side)
ISO 216 sets A0 at 841 mm × 1189 mm, so its short side is 84.1 cm, 15.9 cm shorter than 100 cm.
100 cm to inches chart
Decimals are rounded to 3 places. In the fraction columns, + means the value is slightly longer than the fraction, − slightly shorter, and = exact.
| Centimeters (cm) | Inches (decimal) | Nearest 1/16″ | Nearest 1/32″ |
|---|---|---|---|
| 95 cm | 37.402 | 37 3/8″ + | 37 13/32″ − |
| 96 cm | 37.795 | 37 13/16″ − | 37 25/32″ + |
| 97 cm | 38.189 | 38 3/16″ + | 38 3/16″ + |
| 98 cm | 38.583 | 38 9/16″ + | 38 19/32″ − |
| 99 cm | 38.976 | 39″ − | 38 31/32″ + |
| 100 cm | 39.37 | 39 3/8″ − | 39 3/8″ − |
| 101 cm | 39.764 | 39 3/4″ + | 39 3/4″ + |
| 102 cm | 40.157 | 40 3/16″ − | 40 5/32″ + |
| 103 cm | 40.551 | 40 9/16″ − | 40 9/16″ − |
| 104 cm | 40.945 | 40 15/16″ + | 40 15/16″ + |
| 105 cm | 41.339 | 41 5/16″ + | 41 11/32″ − |
Frequently asked questions
How many inches is 100 cm?
100 cm is about 39.37 inches (39.3701 in), or about 39 3/8 inch.
How many mm is 100 cm?
100 cm is exactly 1000 mm, because 1 cm is 10 mm.
Is 100 cm the same as 1 meter?
Yes. 100 cm is exactly 1 meter, because 1 m is 100 cm.
How many feet is 100 cm?
100 cm is about 3.28 feet (3.2808 ft), or about 3 feet 3.37 inches.
Is 100 cm more than 1 yard?
Yes. A yard is 91.44 cm, so 100 cm is 8.56 cm longer than a yard.
How do I convert cm to inches?
Divide the centimeters by 2.54. For 100 cm, 100 ÷ 2.54 ≈ 39.37 inches.
