Vehicle system voltage. 12V. 12V. At first glance, it seems as though the XtraVision is actually a much better product. After all, it has a life expectancy of 850 hours compared to a measly 250 hours for the UltraStar. But that’s just one small part of the larger story. Remember that as we dig deeper into this.
The Main Differences between H7 vs. H11 Bulbs Between H7 and H11 bulbs, the primary differences lie in their locking tabs, their connectors (also known as plugs) to the vehicle, and their dimensions. As a result, an H7 bulb isn't compatible with an H11 headlight socket, and similarly, an H11 bulb won't fit into an H7 headlamp.This is the LED bulb with the bracket attached. The H1 & H7 bulbs are designed to only fit one way inside the OEM bracket, and so also, this bracket will only fit one way. However, the LED bulb can spin 180 degrees inside that bracket, so proper orientation during installation is important.. 332 311 46 26 156 348 226 255 247