Dimensions of most commonly used 20ft and 40ft containers:

Container ISO: outer dimensions in mm ( l x w x h ) inner dimensions in mm  ( l x w x h )
1cc 20 Ft :
6058 x 2438 x 2591
5867 x 2330 x 2350
max. loading limit: cca 28000 kg
empty weight : 2 000 – 2 500 kg
loading space: cca 30 m3
Container ISO: outer dimensions in mm ( l x w x h ) inner dimensions in mm  ( l x w x h )
1aa 40 Ft:
12192 x2438 x 2591
11998 x 2330 x 2350
max. loading limit: cca 26000 kg
empty weight : 3 500 – 4 000 kg
loading space: cca 60 – 70 m3

Data in this summary are only approximate. Dimensions and other parameters can differ slightly depending on the producer of the container.