This comparison shows 5 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

| Object | As entered | Centimetres | Inches |
|---|---|---|---|
| Fish Tank Style ATX Case | 19.5 × 11.4 × 18.3 in | 49.5 × 29.0 × 46.5 cm | 19.5 × 11.4 × 18.3 in |
| Standard ATX Case | 19.1 × 9.41 × 19.7 in | 48.6 × 23.9 × 50.0 cm | 19.1 × 9.41 × 19.7 in |
| Compact ATX Case | 17.9 × 8.62 × 17.7 in | 45.5 × 21.9 × 45.0 cm | 17.9 × 8.62 × 17.7 in |
| Micro ATX Case | 12.4 × 8.15 × 15.6 in | 31.4 × 20.7 × 39.6 cm | 12.4 × 8.15 × 15.6 in |
| Mini ITX Case | 11.5 × 7.3 × 14.8 in | 29.2 × 18.5 × 37.6 cm | 11.5 × 7.3 × 14.8 in |

| Object | Volume | vs smallest |
|---|---|---|
| Fish Tank Style ATX Case | 66.7 litres | 3.3× |
| Standard ATX Case | 58.1 litres | 2.9× |
| Compact ATX Case | 44.9 litres | 2.2× |
| Micro ATX Case | 25.7 litres | 1.3× |
| Mini ITX Case | 20.4 litres | 1× |
* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, Mini ITX Case.