Trunk comparison: Fiat Panda vs Seat Leon

Key Differences (highlighted: >10%)
The SEAT Leon offers significantly more cargo length: with the seats folded down, the trunk is 15 in (34%) longer and with the first row upright, 11.4 in (54%) longer than the Fiat Panda.
Additionally, the trunk floor of the Leon is 2.8 in (39%) deeper – this creates more usable volume in the cargo area. In contrast, the Fiat Panda has 7.9 in (25%) more width at the narrowest point, providing more space for wide or bulky items.
Non-highlighted but relevant values: The height of the Panda's trunk opening is 3.1 in (10%) higher than the Leon's (borderline), the width of the Leon's trunk opening is 3.5 in (9%) larger, and the loading edge of the Leon is 2.4 in (9%) higher above the road — these three differences are ≤10%.
Impact on Everyday Usability
Due to the greater cargo length and the deeper loading floor, the SEAT Leon is better suited for long items (e.g., slats, long packages, furniture parts) and for transports requiring a lot of linear storage space — even with the rear seats upright, significantly more usable depth remains.
The deeper loading floor can also make stacking and accommodating larger volumes easier.
The Fiat Panda, on the other hand, scores when it comes to wide or bulky, shorter loads: the significantly larger minimum width in the trunk makes loading wide boxes, bulky crates, or a stroller easier.
Additionally, the trunk opening on the Panda is slightly higher (10% borderline), which can help when loading tall items.
Practical consequences: For frequent transport of long items or larger overall volumes, the SEAT Leon is the better choice. For frequent loading of bulky, wide goods in everyday situations — such as shopping or baby gear — the Fiat Panda is often more practical.
Smaller differences (loading opening, loading edge height, opening width) affect handling when loading but are less decisive than the mentioned >10% deviations.