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? Aera seems to include an unbelievable amount of technology! But how big is it? What are the key differences between Aera Touch and Aera Smart? How does Aera work? Where can I purchase Aera? Comments 0 comments Please sign in to leave a comment.