ive noticed a fairly large drop in suggested range when i put heater on in the kona. but very little using heated seat/steering wheel, so they may be a better way for most part. of course it may just be the kona covering itself on loss of power by using heater.
Current Car: Hyundai Kona Premium EV...2 way 40kg hoist
Last Car: Toyota C-HR Excel Hybrid...4 way 80kg hoist