Plug-and-play LED replacements for halogen headlight bulbs are a popular car mod. LEDs often look brighter than incandescent lights, but "looks brighter" and "illuminates better" are not the same ...
Aftermarket LED headlight bulbs are sold in their thousands as a cheap upgrade, promising brighter, whiter light for an older ...
What lights do you use at home? I'm 100% LED now - even my fridge light is LED. You don't need to go that far - I'm a little obsessed! It has taken me a couple of years of learning to get it right.