Power meter / Quarq vs Favero Assioma

Hello there guys…

Have anyone of you experienced different readings on L/R on Assioma vs. another powermeter?

When i ride my Trek Emonda SLR with quarq i usually come home with a 50/50 reading - sometimes 49/51 - however when i ride my gravelbike with the assioma dual power pedals, my reading are like 44/56 ect.

Which one is valid im curious…