Cuboid Volume Calculator
Calculate volume, surface area, and space diagonal of a cuboid (rectangular box).
About this calculator
The Cuboid Volume Calculator on NumberCals is a free, mobile-friendly tool for anyone needing to calculate volume, surface area, and space diagonal of a cuboid (rectangular box). Enter your values in the form below and the result is computed instantly — no sign-up, no installation, no waiting.
Formula used
V = l·w·h; SA = 2(lw + lh + wh); d = √(l²+w²+h²)
What you'll need
- Length (e.g. 10)
- Width (e.g. 6)
- Height (e.g. 4)
What you'll get
- Volume
- Surface Area
- Space Diagonal
Formula
V = l·w·h; SA = 2(lw + lh + wh); d = √(l²+w²+h²)
Result
Frequently Asked Questions
Cuboid vs box? +
Same shape. 'Cuboid' is the formal geometric name; a shoebox or a cargo container is also a cuboid.
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