Can’t edit the post anymore, i should add that the 49.7mpg was what felt like the ragged edge. Maybe i could’ve eeked out the last 0.3mpg, but basically every time the engine came out of cylinder deactivation, the mpgs dropped instantly to 48.5ish.
It certainly isn’t averageable.
Prior: SEAT Ateca Xcellence Lux 1.5 TSI DSG MY19, VW Golf GTE PHEV DSG MY23
Current: Hyundai Ioniq 6 Ultimate
Next: we'll see what's available in 2028.