A data check is our answer to the fantasy tables of the internet: instead of claiming a lab test that never took place, we compile the documented manufacturer and retailer information for each product, compare it with documented user experiences and place the result in the market with an honest editorial rating. You learn what a product can do according to the available data, where its limits lie and who it is worthwhile for, including alternatives if it does not fit. All ratings are editorial assessments, and all price information is deliberately given only as price ranges; you can check the daily price in the linked shop.