In order to compare the weight of effigear transmission to a classic derailleur we/one must take in consideration of all the elements that are replaced.
Compare of weight of a good quality classic enduro transmission’s elements with effigear 9 speeds gearbox.
Bike's weight made by frame brand CAVALERIE (complet without pedals):
16.74kg for falcon
15.8 kg for squirrel
Bike's weight made by frame brand NICOLAI (complet without pedals):
16.9kg for ION DH effigear