I know the weather conditions weren't the best, but check out this video about the consumption of the Ioniq 5 on the highway at 130 km/h (80 mph).
That is not innovative.
205 km (127 miles) with a battery usage from 98% soc to 6% soc.
(WLTP is 432 km or 267 miles)
So much for the topic of "Advantages of a dedicated ev platform"