On your head you can tell that the Arai is heavier and slower to move, but honestly I think the differences are negligible to real world use, and that you really have to go hunting for them
These units can communicate with other Cardo-brand units or ( they promise) any other brand, like Sena, on either a traditional bluetooth channel, or via the newer dynamic mesh method, which is more stable and can accomodate larger groups of riders
This allows a small amount of air into the helmet, without causing the visor to open at speed
Sure, you could just use a flashlight or headlamp, but a top-pick lantern like the BioLite AlpenGlow 500 lights up the entire camp
Moving on to the gearbox The rear shield of the Catalina is made of plastic instead of metal as in the Saltiga, and after using the reel and checking it out I have no doubt that it's another cost-cutting measure that is not a downgrade in practical sense