The Xperia X Compact also has ambient sensors for automatic white balance, but manual tweaks can typically produce better results. (brighthand.com)
What ultimately deterred me from buying Huawei's smartwatch was its lack of ambient sensors, which meant the user had to manually adjust the brightness. (androidauthority.com)
It had a sweet capacitive screen that came with a stylus and an ambient sensor that automatically switched to Pixel QI mode from normal LCD mode depending on your environmental light. (goodereader.com)