2021年3月20日 · ᴛʜᴇ ᴄᴜʀʀᴇɴᴛ- ᴇʀs-1000. The ERS-1000 is the most recent model released, having come out in 2018. When you take that same "robot to dog" scale from the 7, the 1000 is definitely on the dog side. This model is divisive between many due to Sony's handling of AIBO, as well as the very high price tag.