W100
W100 may refer to:

Automobiles 
 Dodge Power Wagon W100, a medium duty truck
 Mercedes-Benz W100, a luxury car
 Toyota Avanza (W100), a MPV

Consumer electronics 
 LG W100, a smartwatch
 Sony Cyber-shot DSC-W100, a digital camera
 Toshiba Libretto W100, a laptop

Other uses 
 Small dodecahemicosahedron
 W100, a classification in masters athletics