We tested both types of bulbs with the help ... original-equipment supplier Osram, Philips continued its run of success, retaining the H7 crown alongside the H4 from last year.

Certain automakers use OSRAM HID headlight bulbs straight from the factory, so if you’re having a tough time looking for an OSRAM replacement in the U.S., check for Sylvania instead. Designed ...

So with that in mind we conducted a test to find the best headlight bulbs of 2018. All the bulbs tested were H4 double-filament ... with its long throw. Osram’s Night Breaker suffered similar ...

After around four years, Osram is replacing its LED retrofit lamps, which can be used instead of H7 bulbs. The next generation ... lamp types including H1 and H4 for over 1000 models in its ...

Our test of 10 H4 halogen bulbs reveals that the high ... out in UN regulations ECE R112 and ECE R37 for type-approving headlight bulbs with an ‘E’ mark for sale. Note that the tests were ...

Our trusty Typical Old Car is a 1996 Toyota 4Runner, which uses very common "H4" sized halogen headlight bulbs. It's also got the wide-open eyes of an anime animal for light housings, which should ...

Osram also sells automotive-grade headlight grade LEDs. “Depending on the target application, developers can decide whether an LED or a laser solution is best,” it said. On auxiliary high beams Osram ...

but I've spent a chunk of the dark winter months testing a headlight upgrade kit for my car - and it's made such a difference. Osram's Night Breaker range of high-tech bulbs is quite well known in ...