Newsroom should know better
If you read the full story you will see that the data on the left is from a self-selecting online survey targeting young people.
To do a graphic where you contrast a non-representative self-selecting poll with a scientific one is terrible. And to use it to claim young people do support lowering the voting age is worse, as the scientific poll (done by Curia) found only 23% of under 40s support it.