How much does Aera weigh? Follow The Aera device weighs 1.4 lbs (.63 kilos). Related articles Can I use multiple Aera diffusers in my home? What are the key differences between Aera Touch and Aera Smart? Aera seems to include an unbelievable amount of technology! But how big is it? Where can I purchase Aera? Health & Safety Comments 0 comments Please sign in to leave a comment.