Both of the extenders (RE6300 & RE7000) are small but impactful when it’s come to discuss which is better. Both have different specifications in area of WiFi connectivity. RE6300 provide up to 6300 mbps and RE7000 provides up to 7000 mbps. https://bizdirectoryhub.com/configure-linksys-re6300-re7000-extenders-for-maximum-coverage/