The Toshiba C70D-A has a better Wi-Fi standard than most laptops that were released more than two years ago. This laptop has an 802.11n WiFi standard, whereas most laptops that are a comparable age to it have an 802.11b WiFi standard. In addition, this notebook PC has an 802.11g WiFi standard.
This laptop's Wi-Fi standard (802.11n) is in fact the best Wi-Fi standard amongst all comparable spec portable PCs that came out more than two years ago.
Amongst similar types of laptop the worst Wi-Fi standard is 802.11a.