This converter turns teaspoons into cubic centimeters instantly, using the exact factor 1 teaspoon = 4.928921594 cubic centimeters. Type any number and the result updates as you go — nothing is sent to a server, so the arithmetic happens entirely in your browser.
The smallest standard kitchen measure, 4.93 millilitres. Identical to a millilitre; the classic unit for engine displacement.
Because the relationship is a simple proportion, one multiplication does the whole job. The table further down gives pre-computed values for the amounts people look up most often, and the result panel also reports the reverse conversion so you can check the figure both ways.
The formula
teaspoons- The amount you are converting, measured in teaspoons
4.928921594- The exact number of cubic centimeters in one teaspoon
cubic centimeters- The converted result
How it works, step by step
- Enter the number of teaspoons you want to convert.
- The value is multiplied by 4.928921594, the exact conversion factor.
- The result is displayed in cubic centimeters, rounded for readability.
- The unrounded value and the reverse conversion appear underneath so you can verify it.
Worked examples
Converting 5 teaspoons
Multiply 5 by 4.9289216. That gives 24.6446 cubic centimeters. A quick sanity check: one teaspoon is larger than one cubic centimeter, so the number should get bigger — and it does.
Converting 72 teaspoons
72 × 4.9289216 = 354.8824 cubic centimeters. Working backwards, 354.8824 ÷ 4.9289216 returns 72 teaspoons, which confirms the factor is applied the right way round.
How to read your score
Frequently asked questions
How many cubic centimeters are in one teaspoon?
Exactly 4.928921594. Every conversion on this page is that single number multiplied by your input, so the result carries no rounding error beyond what is shown.
What is the formula to convert teaspoons to cubic centimeters?
Cubic Centimeters = teaspoons × 4.928921594. To reverse it, divide instead: teaspoons = cubic centimeters ÷ 4.928921594, which is the same as multiplying by 0.2028841362.
Is the teaspoon bigger than the cubic centimeter?
Yes. One teaspoon equals 4.92892 cubic centimeters, so it is the larger unit.
Why does my answer differ slightly from other teaspoons to cubic-centimeters converters?
Most differences come from rounding the factor too early. This tool keeps full double precision through the calculation and only rounds at the final display step, and it also shows the unrounded value so you can see exactly where any difference appears.
What is a teaspoon?
The smallest standard kitchen measure, 4.93 millilitres.
What is a cubic centimeter?
Identical to a millilitre; the classic unit for engine displacement.
Teaspoons to cubic centimeters reference table
| Teaspoons | Cubic Centimeters |
|---|---|
| 0.5 tsp | 2.4645 cm³ |
| 1 tsp | 4.9289 cm³ |
| 2 tsp | 9.8578 cm³ |
| 3 tsp | 14.7868 cm³ |
| 5 tsp | 24.6446 cm³ |
| 10 tsp | 49.2892 cm³ |
| 15 tsp | 73.9338 cm³ |
| 20 tsp | 98.5784 cm³ |
| 25 tsp | 123.223 cm³ |
| 50 tsp | 246.4461 cm³ |
| 75 tsp | 369.6691 cm³ |
| 100 tsp | 492.8922 cm³ |
| 250 tsp | 1,232.23 cm³ |
| 500 tsp | 2,464.46 cm³ |
| 1000 tsp | 4,928.92 cm³ |
Exact factor: 1 teaspoon = 4.928921594 cubic centimeters. Values rounded for display.