Borussia Dortmund defender
The 23-year-old was one of
And Hummels is aware there is a lot of room for improvement.
"With the performances we gave at the Euros, I don't think we have a realistic chance of beating the top nations in the decisive games and becoming world champions," he said.
"We have got to get a lot better."
Reaching the semi-finals saw it set a new record of 15 consecutive victories in competitive matches since finishing third at the 2010 World Cup, but
Hummels feels he and the rest of the team must learn from such results over the next two years to finally make the step up from being close to glory to actually winning tournaments.
"The big difference was that
"You have got to recognise that we were the worse team in that game and we would have lost even without my mistake.
"Apart from the