Hyundai Kona is the only real alternative on the scheme.
The wait time btw is just slightly longer than normal for an ID3 currently (lead times around 12-14 months).
edit: the Kona does currently have a lead time of around 7-8 months as well though.
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.