There 11 devices from various price ranges were compared, the comparison measurement was carried out with a professional chroma station.
The Brennenstuhl was beaten only with an observed result of 0,19W, since this value is below the specified measurement limit of 0.2W.
But otherwise the Brennenstuhl device showed values that really very close to those principles of professional chroma measuring station in all scenarios.
So absolutely over his money value for this price!