From Boeing website for B773Er
7,120 cu ft (201.6 cu m)
includes up to eight pallets, 20 LD-3
container
From Airbus website for A380
Freight LD3 capacity underfloor 38 LD3 Max pallet number underfloor 13 Bulk hold volume 505 ft³ Total volume 6 554 ft³ (containers+bulk)
Just sayin.
The Don