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 |
|---|---|---|---|
| ncase m1 | 338 × 161 × 256 mm | 33.8 × 16.1 × 25.6 cm | 13.3 × 6.32 × 10.1 in |
| m2 | 36.6 × 16.6 × 25.8 cm | 36.6 × 16.6 × 25.8 cm | 14.4 × 6.54 × 10.2 in |
| m3 | 36.6 × 19.2 × 27.0 cm | 36.6 × 19.2 × 27.0 cm | 14.4 × 7.56 × 10.6 in |
| a4 h2o (opens on Amazon in a new tab) | 326 × 140 × 244 mm | 32.6 × 14.0 × 24.4 cm | 12.8 × 5.51 × 9.61 in |
| A3 | 443 × 194 × 306 mm | 44.3 × 19.4 × 30.6 cm | 17.4 × 7.64 × 12.0 in |

| Object | Volume | vs smallest |
|---|---|---|
| ncase m1 | 13.9 litres | 1.2× |
| m2 | 15.7 litres | 1.4× |
| m3 | 19.0 litres | 1.7× |
| a4 h2o (opens on Amazon in a new tab) | 11.1 litres | 1× |
| A3 | 26.3 litres | 2.4× |
* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, a4 h2o.