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Asus RT-AC68U

Asus RT-AC88U

Asus RT-AX88U

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Connectivity
Connectivity technology	Wireless Wired	Wireless Wired	Wireless Wired
Communication mode	Full-Duplex	Full-Duplex Half-Duplex	N/A
Number of LAN ports	4	8	N/A
Number of WAN ports	1	1	N/A
USB	yes	yes	N/A
Total USB ports	2	2	N/A
Number of USB 2.0 ports	1	1	N/A
Number of USB 3.0/3.1 ports	1	1	N/A
Number of USB 3.1 ports	0	0	N/A

Design
Colour of product	Black Grey White	Black Grey Red	Black
Active cooling (fan)	no	no	N/A

Dimensions
Width	8.66 in	11.81 in	11.81 in
Height	6.3 in	3.3 in	2.38 in
Depth	3.28 in	7.4 in	7.4 in
Weight	1.41 lb	2.09 lb	N/A
Number of units	1	1	N/A
Rack-mount design	no	no	N/A

Communication
Frequency band	2.4 GHz 5 GHz	2.4 GHz 5 GHz	2.4 GHz 5 GHz
Management interface	Telnet Web/network	SNMP Web/network	N/A
6to4	yes	yes	N/A
Communication protocol	IPv6 Multicast Quality of Service Virtual LAN Wireless Multimedia Extensions	IPv6 Multicast Quality of Service	N/A
Network / transport Protocol	TCP/IP PPTP L2TP NTP IPSec PPPoE LPR/LPD DHCP DDNS	PPTP L2TP NTP IPSec PPPoE FTP DHCP DDNS	PPTP L2TP NTP PPPoE DHCP DDNS
Data link layer	Ethernet Fast Ethernet Gigabit Ethernet IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.11n	Ethernet Fast Ethernet Gigabit Ethernet IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.11n	N/A
Number of simultaneous connections	30000	35938	N/A
Wireless standards	IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.1Q IEEE 802.3ab IEEE 802.3u IEEE 802.3x IEEE 802.11n	IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.3ab IEEE 802.3u IEEE 802.11n	N/A
Jumbo frames support	yes	yes	N/A
Mobile broadband support	yes	yes	N/A
Type of mobile support	USB modem	USB modem	N/A
Mobile HSUPA	yes	no	N/A
Mobile HSDPA (turbo-3G)	yes	no	N/A
Mobile 4G (LTE)	yes	yes	N/A
Mobile 3G	yes	yes	N/A
Mobile 2G (GSM)	yes	N/A	N/A
Throughput WAN-LAN	755.0 Mbps	930.0 Mbps	N/A
VoIP (SIP)	no	no	N/A
Wireless network	yes	yes	N/A
2.4GHz wireless network	yes	yes	N/A
2.4GHz data transfer rate	600.0 Mbps	1000.0 Mbps	N/A
5GHz wireless network	yes	yes	N/A
5GHz data transfer rate	1300.0 Mbps	2167.0 Mbps	N/A
External antenna	yes	yes	N/A
Detachable antenna	yes	yes	N/A
MIMO	yes	yes	N/A
Beamforming	yes	yes	N/A
MU-MIMO	no	yes	N/A
Number of antennas	3	4	N/A
Total wireless data transfer rate	1900.0 Mbps	3167.0 Mbps	N/A
Wireless security	TKIP WEP WPA-Enterprise WPA-PSK WPA WPA2-Enterprise WPA2-PSK WPA2 WPS	WEP WPA-Enterprise WPA-PSK WPA WPA2-Enterprise WPA2-PSK WPA2 WPS	N/A

Compatibility
DynDNS	yes	yes	N/A
Routing protocol	IGMP static IP routing	IGMPv2 IGMP static IP routing IGMPv3	IGMPv2 IGMP IGMPv3
Support for alternative firmware	DD-Wrt	DD-Wrt	N/A
Target audience	Smaller offices Business Home users	Smaller offices Home users	N/A

Security
DMZ	yes	yes	N/A
Number of DMZ ports	1	1	N/A
VPN protocol	IPSec L2TP PPTP OpenVPN	IPSec L2TP PPTP OpenVPN	N/A
VPN client	yes	yes	N/A
Encryption Algorithm	MPPE 128-bit WEP 64-bit WEP WPA-PSK WPA2-PSK WPA-Enterprise WPA2-Enterprise	MPPE 128-bit WEP 64-bit WEP WPA-PSK WPA2-PSK WPA-Enterprise WPA2-Enterprise	MPPE WPA-PSK WPA2-PSK WPA-Enterprise WPA2-Enterprise
VPN server	N/A	yes	N/A