Trunk comparison: VW Golf Wagon (Mk5) vs VW T-Cross

Key Differences (highlighted: >10%)
The VW Golf 5 offers +9.8 in (17%) more loading length with folded seats and +15.4 in (59%) longer cargo space with the first row upright than the VW T-Cross.
The T-Cross, on the other hand, has a significantly deeper trunk well: the depth from the loading edge to the trunk floor is +4.3 in (220%) greater than the Golf.
Additionally, the loading edge of the T-Cross is +2.8 in (11%) higher above the road. Small differences: the height of the trunk opening (+1.6 in / 6%) and the opening width (+1.2 in / 3%) are minor, and the narrowest width is the same.
Impact on Usability
Thanks to the significantly greater loading length, the Golf 5 clearly has the advantage when it comes to long items (e.g., slats, skis, long packages, or folded rear seats for furniture transport). The longer flat surfaces make loading and storing flat, bulky items easier.
The T-Cross offers more vertical storage space due to the deeper trunk well, providing advantages when stacking volumetric cargo or for tall items that need to stand within the cargo area.
However, this gain in space comes with two practical disadvantages: the loading edge is higher above the road, and the well is deeper.
Together, this means more effort is required to lift heavy loads in and a less flat transition when sliding in large, flat items. For frequent loading and unloading of heavy packages or bulky items, the Golf is often more practical.
Width and opening dimensions differ very little, so they hardly affect everyday usability. In summary: Golf 5 = better for long and easy-to-load items thanks to length and lower loading edge; T-Cross = more vertical volume but with a higher loading edge and deeper well, which complicates handling heavy or flat loads.