The MacBook Pro Mid 2014 Retina has a better Wi-Fi standard than most laptops of this age and type. This portable PC has an 802.11a WiFi standard, whereas most notebook PCs of a similar spec and age to it have an 802.11n WiFi standard. This notebook PC also have 802.11ac and 802.11b and 802.11g WiFi standards.
An 802.11a WiFi standard is actually the worst Wi-Fi standard across all notebook PCs that were launched around the same time as the MacBook Pro Mid 2014 Retina.
Across comparable types of laptop the best Wi-Fi standard is 802.11n.