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P400a vs A3 (mAtx) vs A4 SFX vs A4 H2O size comparison

This comparison shows 4 objects drawn to scale. Drag the view to rotate it, or add your own items to the comparison.

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Size comparison of p400a (465 × 210 × 465 mm), A3 (mAtx) (321 × 194 × 443 mm), A4 SFX (205 × 115 × 327 mm) and A4 H2O (244 × 140 × 326 mm), drawn to scale
Dimensions (height × width × depth)
ObjectAs enteredCentimetresInches
p400a (opens on Amazon in a new tab)465 × 210 × 465 mm46.5 × 21.0 × 46.5 cm18.3 × 8.27 × 18.3 in
A3 (mAtx)321 × 194 × 443 mm32.1 × 19.4 × 44.3 cm12.6 × 7.64 × 17.4 in
A4 SFX205 × 115 × 327 mm20.5 × 11.5 × 32.7 cm8.07 × 4.53 × 12.9 in
A4 H2O (opens on Amazon in a new tab)244 × 140 × 326 mm24.4 × 14.0 × 32.6 cm9.61 × 5.51 × 12.8 in
Bounding-box volumes as bars: p400a 45.4 litres, A3 (mAtx) 27.6 litres, A4 SFX 7.71 litres, A4 H2O 11.1 litres
Bounding-box volume*
ObjectVolumevs smallest
p400a (opens on Amazon in a new tab)45.4 litres5.9×
A3 (mAtx)27.6 litres3.6×
A4 SFX7.71 litres1×
A4 H2O (opens on Amazon in a new tab)11.1 litres1.4×

* Height × width × depth of the box each object fits in, not the object's own volume. Multiples are against the smallest box here, A4 SFX.