Christstollen: Stiftung Warentest selects the cheapest as the test winner

The best smartphone: comparison test by Stiftung Warentest

Stiftung Warentest checks Christmas stollen: under 10 euros there’s the test winner

Stiftung Warentest: Real wild shopping

Headphones: Stiftung Warentest selects the best models in each category

Fully automatic coffee machines at Stiftung Warentest: Expensive does not mean better

Projector in the test: Stiftung Warentest tests 15 current devices

Stiftung Warentest compares soundbars up to 500 euros: There is really only one choice

Stiftung Warentest: Why nobody needs beauty drinks for smooth skin

Stiftung Warentest checks potato chips: Pringles flop, Krusty Guys taste good