I'm right around the same. The flow formed 20s make a world of difference I tell ya! Just need some forged 22s on the X now...
2018 M3P
Summer: 195 Wh/km
Winter: 220 Wh/km
Lifetime: 200 Wh/km
2017 X90D
Summer: 220 Wh/km
Winter: 250 Wh/km
Lifetime: 225 Wh/km
We put on much more mileage in summer than winter, hence the skewed lifetime averages.