Your phrasing implies this causes extra weight gain - just to illustrate, the new Prius is about 1.4t (while having decent PHEV range), while the ID4 (a similar

Your phrasing implies this causes extra weight gain - just to illustrate, the new Prius is about 1.4t (while having decent PHEV range), while the ID4 (a similar sized EV) is 2t.