Making phone calls, sending messages, surfing the internet - for most people, everyday life is hardly conceivable without a smartphone. It is therefore all the more important to be able to rely on the devices. The Stiftung Warentest smartphone test answers the question of which model is the test winner and which ones lack stability or basic functions...

The Fairphone 4 is particularly interesting for those who are concerned about environmental protection and sustainability. In terms of performance, it cannot keep up with current flagship models, but the phone still masters all everyday tasks with flying colours.

Against the backdrop of looming climate change, the Dutch start-up Fairphone is trying to make the concept of a sustainable smartphone ready for the market. So far without significant success - simply because the first three generations were not ready for the market. With the Fairphone 4, however, it is now easier to switch to an environmentally friendly and sustainable smartphone...

Against the backdrop of looming climate change, the Dutch start-up Fairphone is trying to make the concept of a sustainable smartphone ready for the market. So far without significant success - simply because the first three generations were not ready for the market. With the Fairphone 4, however, it is now easier to switch to an environmentally friendly and sustainable smartphone...