Fermented Buttermilk BIFI ACTIVE, 0.3% fat, 800 g or Fermented Buttermilk, 0.3% fat, 500 g?

Energy 34 kcal 32 kcal
Fat 0,3 g 0,3 g
of which saturates 0 g 0,2 g
Carbohydrate 4,8 g 4,4 g
of which sugars 4,8 g 3,4 g
Protein 3 g 3 g
Salt 0,2 g 0,1 g

Figures from the product labels. Green is the better value.

Fermented Buttermilk BIFI ACTIVE, 0.3% fat, 800 g
A
Fermented Buttermilk BIFI ACTIVE, 0.3% fat, 800 g
34 kcal Fat 0,3 g Carbs 4,8 g Prot. 3 g
Sat. fat 0 g Sugars 4,8 g
800 g
Fermented Buttermilk, 0.3% fat, 500 g
A
Fermented Buttermilk, 0.3% fat, 500 g
32 kcal Fat 0,3 g Carbs 4,4 g Prot. 3 g
Sat. fat 0,2 g Sugars 3,4 g
500 g