Check out the specs here

• The design totally changes to follow the family feeling with the Goblin 380.
• Ability to use medium and full-size servos
• 2 sets of Main blades
• 2 sets of Tail blades
• The structural plates are now made of a plastic material Zytel70G33L. This change ensures a reduction of 48 grams in weight.
• Main gear CNC H0423 (aluminum/delrin) in the basic kit
• New Swashplate with high quality spherical bearing
• Landing gear with extra width
• Boom obtained with different technology, 25 grams less

Seems to be an emphasis on less weight with this baby.. I wonder how much lighter than the old gobby 500..