This sphere surface area reference table shows the surface area for a range of radius values. Every figure is computed with the same engine that powers our Sphere Surface Area Calculator, so the numbers are exact.
| Radius | Surface area |
|---|---|
| 1.3 | 21.2372 |
| 2.5 | 78.5398 |
| 3.8 | 181.4584 |
| 5 | 314.1593 |
| 7.5 | 706.8583 |
| 10 | 1,256.6371 |
| 15 | 2,827.4334 |
| 25 | 7,853.9816 |
| 35 | 15,393.8040 |
| 50 | 31,415.9265 |
How to use this table
Find the row closest to your radius and read across to the surface area. For a value between two rows, the real figure sits between them — or enter your exact numbers in the Sphere Surface Area Calculator for a precise answer.
Need a value that is not in the table? — the Sphere Surface Area Calculator does it instantly, for free, with the formula and a worked example built in.
Related calculators
Continue exploring math calculators with these tools: Margin of Error Calculator, Sample Size Calculator, Confidence Interval Calculator, Coefficient of Variation Calculator, Regular Heptagon Area Calculator.