Originally Posted by
Ziemas
There is no comparison. Those lights seem to max out at 100 lux, while a P7 has 7000 or more. Also check out the newer MC-E lights; there of P7 brightness, but with better throw and a longer runtime.
to me 50 lux is more than enough. I think i would prefer a battery pack that i can fit onto the bike somewhere and the lamp on the forks or front stem.