Trunk comparison: Kia Ceed vs Kia Sportage

Key Statement
The Kia Sportage offers overall more cargo length, while the Kia Ceed has a significantly deeper cargo area.
Two differences are particularly noteworthy: The Sportage has +4.3 in (14%) more cargo length with the front seats upright than the Ceed, and the Ceed has +4.3 in (1000%) more depth (loading edge → trunk floor) than the Sportage.
Additional values: With the seats folded down, the Sportage is +5.9 in (10%) longer; the trunk opening of the Sportage is +2 in (5%) wider; the narrowest width in the trunk is +0.4 in (1%) larger in the Sportage; the opening height of the Ceed is +0.8 in (3%) higher; the loading edge of the Sportage is +2.4 in (9%) higher above the road.
What are the practical implications?
More cargo length in the Sportage (especially with the front seats upright) makes it more practical for long items like skis, planks, or furniture parts that cannot be laid flat. The slightly larger width of the opening also helps when loading longer or bulky items, but the effect is minor (+2 in).
The significantly deeper trunk of the Ceed means more usable depth: items lie lower, creating more capacity near the floor and making it easier to store stackable items.
Because the loading edge of the Sportage is higher (+2.4 in), lifting heavy items into the Sportage is somewhat more strenuous; combined with the greater depth of the Ceed, it is often easier to push and stack items in the Ceed rather than lift them.
Conclusion: For transport tasks requiring more cargo length (long items, regular transport of longer loads), the Sportage is advantageous. For frequent loading of heavy or stackable items and when using the floor area is important, the Ceed offers the more practical features.