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Product comparison · 2 wireless routers

ASUS DSL-N66U wireless router Gigabit Ethernet Dual-band (2.4 GHz vs ASUS RT-AC56U wireless router Gigabit Ethernet Dual-band (2.4 GHz

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  • 35specifications compared
  • 15differ
  • 20identical
  • 31known for one product only

Key differences

  • Top Wi-Fi standard
    • Wi-Fi 4 (802.11n)
    • Wi-Fi 5 (802.11ac)
  • WLAN data transfer rate (max)
    • 450 Mbit/s
    • 867 Mbit/s
  • Ethernet LAN (RJ-45) ports
    • 5
    • 4
  • LED indicators
    • Yes
    • LAN, Power, USB, WAN, WLAN
  • AC input voltage
    • 100 - 240 V
    • 110 - 240 V
  • Depth
    • 650 mm
    • 66 mm
  • Height
    • 255 mm
    • 205 mm
  • Weight
    • 820 g
    • 406 g

Side by side

Differences highlightedShow differences only
66 specifications
A

ASUS

DSL-N66U wireless router Gigabit Ethernet Dual-band (2.4 GHz

Model DSL-N66U

View product
B

ASUS

RT-AC56U wireless router Gigabit Ethernet Dual-band (2.4 GHz

Model RT-AC56U

View product
WAN connectionidentical
Ethernet WANYesYes
DSL WANKnown for oneYes
3G/4G USB modem compatibilityKnown for oneYes
Wireless LAN features3 differ
Wi-Fi bandDual-band (2.4 GHz / 5 GHz)Dual-band (2.4 GHz / 5 GHz)
Top Wi-Fi standardDiffersWi-Fi 4 (802.11n)Wi-Fi 5 (802.11ac)
WLAN data transfer rate (max)Differs450 Mbit/s867 Mbit/s
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Channels quantityKnown for one13 channels
Network1 differ
Ethernet LANYesYes
Ethernet LAN interface typeGigabit EthernetGigabit Ethernet
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Cabling technology10/100/1000Base-T(X)10/100/1000Base-T(X)
Networking standardsDiffersIEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11nIEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11i, IEEE 802.11n, IEEE 802.3, IEEE 802.3u
VPN supportKnown for oneIPSec, PPTP, L2TP, PPTP
Mobile networkidentical
3GNoNo
4GNoNo
DSL featuresidentical
VDSL2Known for oneYes
DSL specificationKnown for oneG.992.1, G.992.2, G.992.3, G.992.5, G.992.2
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers54
RJ-11 ports quantityKnown for one1
DC-in jackYesYes
Management featuresidentical
Web-based managementYesYes
Quality of Service (QoS) supportKnown for oneYes
Reset buttonKnown for oneYes
Securityidentical
Security algorithms128-bit WEP, 64-bit WEP, WPA-PSK, WPA2-PSK, WPS128-bit WEP, 64-bit WEP, WPA-PSK, WPA2-PSK, WPS
FilteringYesYes
MAC address filteringKnown for oneYes
Stateful Packet Inspection (SPI)Known for oneYes
DoS attack preventionKnown for oneYes
URL filteringKnown for oneYes
Protocolsidentical
DHCP clientKnown for oneYes
Universal Plug and Play (UPnP)Known for oneYes
Design1 differ
Product colourBlackBlack
LED indicatorsDiffersYesLAN, Power, USB, WAN, WLAN
On/off switchKnown for oneYes
Packaging contentidentical
Cables includedKnown for oneLAN (RJ-45), Phone (RJ-11)
AC adapter includedYesYes
Quick start guideKnown for oneYes
Certificatesidentical
CertificationKnown for oneCE, C-Tick, Telepermit
Antennaidentical
Antenna designKnown for oneInternal
Antenna gain level (max)Known for one2 dBi
Antennas quantityKnown for one2
Featuresidentical
Firmware upgradeableKnown for oneYes
Power1 differ
AC input voltageDiffers100 - 240 V110 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
System requirements2 differ
Windows operating systems supportedDiffersWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, WinWindows 2000, Windows 2000 Professional, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8
Linux operating systems supportedYesYes
Mac operating systems supportedDiffersMac OS X 10.0 Cheetah, Mac OS X 10.1 Puma, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain LionMac OS X 10.1 Puma, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion
Weight & dimensions4 differ
DepthDiffers650 mm66 mm
HeightDiffers255 mm205 mm
WeightDiffers820 g406 g
WidthDiffers250 mm147 mm
Other features2 differ
Mobile network connectionNoNo
Bandwidth (first)2.4 GHz2.4 GHz
Bandwidth (second)5 GHz5 GHz
Frequency bandKnown for one2.4 & 5
Frequency rangeKnown for one2.4 - 5 GHz
USB ports quantity22
USB versionKnown for one2.0
WLAN data transfer rates supportedDiffers1,2,5.5,6,9,11,12,18,24,36,48,54,450 Mbit/s1,2,5.5,6,9,11,12,18,24,36,48,54,300,867 Mbit/s
xDSL connectionDiffersYesNo
Input currentKnown for one1.75 A
Packaging dataidentical
Package widthKnown for one260 mm
Package depthKnown for one230 mm
Package heightKnown for one65 mm
Package weightKnown for one651 g

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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