The iPhone 8 Plus supports the latest Wi-Fi technology standard, 802.11ac, with a maximum theoretical download speed of 866Mbps. However, the actual download speed can be affected by many factors, such as network signal strength, router performance, network congestion, and so on. Therefore, the actual download speed may be lower than the maximum theoretical value. Overall, Wi-Fi performance on the iPhone 8 Plus is excellent, providing fast and stable wireless connectivity.
The iPhone 8 plus is a 100-gigabit wireless card that does not support multi-band dual-send dual-receive technology. Therefore, the maximum speed of the 2.4g band is 144m, and the maximum speed of 5g is 300m.