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Compare 3 products

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Asus RT-N18U Router
Asus RT-N18U
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Asus RT-N56U Router
Asus RT-N56U
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Asus RT-N66U Router
Asus RT-N66U
Available colors
Editiorial reviews
14
4.3 out of 5
6 user ratings
5 stars
50 %
4 stars
50 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
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
43
3.9 out of 5
43 user ratings
5 stars
32 %
4 stars
30 %
3 stars
30 %
2 stars
6 %
1 stars
0 %
50
4.1 out of 5
50 user ratings
5 stars
46 %
4 stars
24 %
3 stars
26 %
2 stars
4 %
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 %

Connectivity

Communication modeFull-Duplex
  • Full-Duplex
  • Half-Duplex
N/A
Number of LAN ports444
Number of WAN ports111
USByesyesyes
Total USB ports222
Number of USB 2.0 ports122
Number of USB 3.0/3.1 ports100
Connectivity technology
N/A
  • Wireless
  • Wired
  • Wireless
  • Wired
Number of USB 3.1 ports
N/A
00

Design

Colour of product
  • Black
  • Grey
  • Black
  • Grey
  • Black
  • Grey
  • White
Active cooling (fan)nonono

Dimensions

Width8.15 in6.77 in8.15 in
Height1.46 in2.36 in1.4 in
Depth5.91 in5.71 in5.86 in
Weight1.15 lb0.73 lb0.99 lb
Number of units111
Rack-mount designnonono

Features

Built-in DSL modemnonono
File serverVia USBVia USBVia USB
Built-in printer serveryesyesyes
Designed for wall mountingyes
N/A
yes
Mobile app for controlling featuresyesyesyes

Communication

Management interface
  • Telnet
  • Web/network
  • Telnet
  • Web/network
Web/network
6to4yesyesyes
Communication protocol
  • IPv6
  • Multicast
  • Quality of Service
  • Wireless Multimedia Extensions
  • IPv6
  • Multicast
  • Quality of Service
  • Wireless Multimedia Extensions
  • IPv6
  • Multicast
  • Quality of Service
  • Wireless Multimedia Extensions
Data link layer
  • Ethernet
  • Fast Ethernet
  • Gigabit Ethernet
  • 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
  • Ethernet
  • Fast Ethernet
  • Gigabit Ethernet
  • IEEE 802.11a
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
Number of simultaneous connections300003492534925
Wireless standards
  • IEEE 802.11a
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.3
  • IEEE 802.3ab
  • IEEE 802.3u
  • IEEE 802.11n
  • IEEE 802.11a
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.3
  • IEEE 802.3ab
  • IEEE 802.3u
  • 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
Jumbo frames supportyesyesyes
Mobile broadband supportyesyesyes
Type of mobile supportUSB modemUSB modemUSB modem
Mobile HSUPAyesyesyes
Mobile HSDPA (turbo-3G)yesyesyes
Mobile 4G (LTE)yesyesyes
Mobile 3Gyesyesyes
Mobile 2G (GSM)yes
N/A
yes
Throughput WAN-LAN800.0 Mbps802.4 Mbps731.0 Mbps
VoIP (SIP)nonono
Wireless networkyesyesyes
2.4GHz wireless networkyesyesyes
2.4GHz data transfer rate600.0 Mbps300.0 Mbps450.0 Mbps
5GHz wireless networknoyesyes
External antennayesnoyes
Detachable antennayes
N/A
yes
MIMOyesyesyes
Number of antennas3
N/A
3
Total wireless data transfer rate600.0 Mbps600.0 Mbps900.0 Mbps
Wireless security
  • WEP
  • WPA-PSK
  • WPA
  • WPA2-PSK
  • WPA2
  • WPS
  • WEP
  • WPA-PSK
  • WPA
  • WPA2-PSK
  • WPA2
  • WPS
  • TKIP
  • WEP
  • WPA-PSK
  • WPA
  • WPA2-PSK
  • WPA2
  • WPS
Frequency band
N/A
  • 2.4 GHz
  • 5 GHz
  • 2.4 GHz
  • 5 GHz
Network / transport Protocol
N/A
  • PPTP
  • L2TP
  • PPPoE
  • DHCP
  • PPTP
  • L2TP
  • NTP
  • IPSec
  • PPPoE
  • LPR/LPD
  • FTP
  • DHCP
  • DDNS
5GHz data transfer rate
N/A
300.0 Mbps450.0 Mbps
Beamforming
N/A
yesyes
MU-MIMO
N/A
nono

Compatibility

DynDNSyesyesyes
Support for alternative firmware
  • DD-Wrt
  • OpenWrt
OpenWrt
  • DD-Wrt
  • OpenWrt
Target audienceHome usersHome users
  • Smaller offices
  • Business
  • Home users
Routing protocol
N/A
Static IP routingStatic IP routing

Memory

Included flash memory128.0 MB16.0 MB32.0 MB
Maximum flash memory128.0 MB16.0 MB32.0 MB
Included RAM256.0 MB128.0 MB256.0 MB
Maximum RAM256.0 MB128.0 MB256.0 MB

Power

Operational Power Consumption (min-max)< 185 - 7< 30
Power over Ethernet (PoE)nonono

Security

DMZyesyesyes
VPN protocol
  • IPSec
  • L2TP
  • PPTP
  • OpenVPN
  • IPSec
  • L2TP
  • PPTP
  • IPSec
  • L2TP
  • PPTP
VPN clientyesyesyes
Number of DMZ ports
N/A
11
Encryption Algorithm
N/A
  • 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

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