They produce a warm, yellowish light that is similar to natural sunlight, making them ideal for nighttime driving. However, they are not as bright as HID or LED bulbs and have a shorter lifespan.
See how all the bulbs fared below. General Electric’s product topped the tables in all areas, making it the clear winner with full marks. It projected light furthest, with the brightest beam.
After all, the higher up your light bulbs are, the brighter they'll need to be in order to light up the room. The most common products for overhead lighting are BR30-shaped floodlights.