I can’t comment on the purchase itself, but i can tell you that your math is slightly off. You’d need to include tax as well as insurance in that price too, so you’re not paying £370 monthly on the car alone.
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.