Do all smart bulbs dim? Yes, all of these smart bulbs dim because this is one of the basic features of this bulb, and this is why they are so famous. Earlier with normal bulbs, people had to put dimmer switches to reduce the brightness of the bulb. You can get to know this information and also purchase a smart bulb from https://www.amazon.com/smart-light-bulb-bulbs-color/dp/B0922Q43LY/.