The Chromebook C300MA has an 802.11n WiFi standard which is better than most laptops that have been around for around the same time as it. Most Chromebooks that have been around for around the same time as it have an 802.11g WiFi standard. In addition, this notebook PC have 802.11a and 802.11ac and 802.11b WiFi standards.
This notebook PC's Wi-Fi standard (802.11n) is in fact the best Wi-Fi standard across all notebook PCs of a similar age and spec to the Chromebook C300MA.
The worst Wi-Fi standard amongst similar types of notebook PC is 802.11a.