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Compare 3 products

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Asus RT-AC51U Router
Asus RT-AC51U
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Asus RT-N66U Router
Asus RT-N66U
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Lancom 1781VA Router
Lancom 1781VA
Available colors
Editiorial reviews
3
3 editorial reviews
The Asus RT-AX68U is the WiFi 6 replacement for the RT-AC68U, which was of the most popular routers from Asus and it seems that the new device can be placedRead more
Stylish but affordable gaming performance.Read more
Whether you want a budget router, or a full-on gaming beastRead more
Read editorial reviews
18
3.9 out of 5
6 user ratings
5 stars
0 %
4 stars
83 %
3 stars
16 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
54
4.0 out of 5
54 user ratings
5 stars
35 %
4 stars
35 %
3 stars
25 %
2 stars
3 %
1 stars
0 %
42
3.8 out of 5
42 user ratings
5 stars
16 %
4 stars
52 %
3 stars
28 %
2 stars
2 %
1 stars
0 %
31
4.2 out of 5
31 user ratings
5 stars
38 %
4 stars
38 %
3 stars
22 %
2 stars
0 %
1 stars
0 %

Connectivity

Connectivity technology
  • Wireless
  • Wired
  • Wireless
  • Wired
Wired
Number of LAN ports444
Number of WAN ports11
N/A
USByesyes
N/A
Total USB ports121
Number of USB 2.0 ports12
N/A
Number of USB 3.0/3.1 ports00
N/A
Number of USB 3.1 ports00
N/A

Design

Colour of product
  • Black
  • Grey
  • Black
  • Grey
  • White
Black
Active cooling (fan)nono
N/A
LED indicators
N/A
N/A
yes

Dimensions

Width7.44 in8.15 in8.27 in
Height1.42 in1.4 in1.77 in
Depth5.08 in5.86 in5.51 in
Weight0.6 lb0.99 lb1.1 lb
Number of units11
N/A
Rack-mount designnonoyes
Rack height
N/A
N/A
1U

Communication

Frequency band
  • 2.4 GHz
  • 5 GHz
  • 2.4 GHz
  • 5 GHz
N/A
Management interfaceWeb/networkWeb/network
N/A
6to4yesyes
N/A
Communication protocol
  • IPv6
  • Multicast
  • Quality of Service
  • Wireless Multimedia Extensions
  • IPv6
  • Multicast
  • Quality of Service
  • Wireless Multimedia Extensions
N/A
Network / transport Protocol
  • PPTP
  • L2TP
  • IPSec
  • PPPoE
  • LPR/LPD
  • FTP
  • PPTP
  • L2TP
  • NTP
  • IPSec
  • PPPoE
  • LPR/LPD
  • FTP
  • DHCP
  • DDNS
  • TCP/IP
  • PPTP
  • UDP/IP
  • NetBEUI/NetBIOS
  • NTP
  • ICMP/IP
  • PPPoE
  • IPoE
  • ARP
  • BOOTP
  • DHCP
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 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
N/A
Wireless standards
  • IEEE 802.11a
  • IEEE 802.11ac
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.1x
  • IEEE 802.11n
  • IEEE 802.11a
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.3
  • IEEE 802.3ab
  • IEEE 802.3u
  • IEEE 802.3x
  • IEEE 802.11n
  • IEEE 802.1x
  • IEEE 802.3
  • IEEE 802.3ab
  • IEEE 802.3u
Mobile broadband supportyesyes
N/A
Type of mobile supportUSB modemUSB modem
N/A
Mobile 4G (LTE)yesyes
N/A
Mobile 3Gyesyes
N/A
Mobile 2G (GSM)noyes
N/A
Throughput WAN-LAN100.0 Mbps731.0 Mbps
N/A
VoIP (SIP)nono
N/A
Wireless networkyesyes
N/A
2.4GHz wireless networkyesyes
N/A
2.4GHz data transfer rate300.0 Mbps450.0 Mbps
N/A
5GHz wireless networkyesyes
N/A
5GHz data transfer rate450.0 Mbps450.0 Mbps
N/A
External antennayesyes
N/A
Detachable antennanoyes
N/A
MIMOyesyes
N/A
Number of antennas23
N/A
Total wireless data transfer rate733.0 Mbps900.0 Mbps
N/A
Wireless security
  • TKIP
  • WEP
  • WPA-Enterprise
  • WPA-PSK
  • WPA
  • WPA2-Enterprise
  • WPA2-PSK
  • WPA2
  • WPS
  • TKIP
  • WEP
  • WPA-PSK
  • WPA
  • WPA2-PSK
  • WPA2
  • WPS
N/A
Number of simultaneous connections
N/A
34925
N/A
Jumbo frames support
N/A
yes
N/A
Mobile HSUPA
N/A
yes
N/A
Mobile HSDPA (turbo-3G)
N/A
yes
N/A
Beamforming
N/A
yes
N/A
MU-MIMO
N/A
no
N/A

Power

Operational Power Consumption (min-max)< 12< 30
N/A
Power over Ethernet (PoE)nonono
Min operating temperature
N/A
N/A
5 °C
Max operating temperature
N/A
N/A
40 °C

Security

DMZyesyes
N/A
VPN protocol
  • IPSec
  • L2TP
  • PPTP
  • OpenVPN
  • IPSec
  • L2TP
  • PPTP
N/A
VPN clientyesyes
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
  • DES
  • Triple DES
  • Blowfish
  • MD5
  • IKE
  • SHA-1
  • CAST-128
  • 128-bit AES
  • 192-bit AES
  • 256-bit AES
Number of DMZ ports
N/A
1
N/A
Firewall
N/A
N/A
yes

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