Max Shutter speed
Leica V-Lux 5 can shoot continuously at max speed of
12.0 fps and has max shutter speed of
1/4000 sec. V-Lux 5 also has an electronic shutter which can shoot silently at max speed of
1/16000s. One thing to keep in mind is that electronic shutter may cause rolling shutter / jello effects, and also banding issues under artificial light on your images.
Flash
V-Lux 5 has a built-in flash, and it also has a flash shoe to mount your external flashes too.
Focusing
Leica V-Lux 5 features a Contrast Detection autofocusing system. The AF system has 49 points to choose from.
Leica V-Lux 5 also features
Face detection AF where it intelligently detects the faces in the frame and locks the focus automatically.