A website touting the Sylvania SilverStar headlight bulb says it provides "up to 30 percent" greater visibility down the road. That sounds impressive until you read the fine print: "compared with ...

Those closer to 100 will better enable colors to appear the same as if viewed under the light of an incandescent bulb. Warm-up time ... 63 seconds scored poor. The Sylvania Ultra-LED 100W LED20A21 ...

There are several top-rated brands for car headlight bulbs, including Philips, Sylvania, GE, and Osram. These brands offer a variety of bulbs that cater to different needs and preferences.

Both of these bulb types lose light output over time ... When you want a simple replacement halogen, familiar brands like ...

Sylvania, for example ... Independent tests have shown, however, that these blue-tinted bulbs tend to produce less light, not more, than standard halogens, even though they’re more expensive.