Product comparison · 2 wireless routers

D-Link DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz) vs Zyxel X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz

37specifications compared
18differ
19identical
31known for one product only

Key differences

Wi-Fi band
- DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz):Single-band (2.4 GHz)
- X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz:Dual-band (2.4 GHz / 5 GHz)
Top Wi-Fi standard
- DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz):Wi-Fi 4 (802.11n)
- X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz:Wi-Fi 5 (802.11ac)
WLAN data transfer rate (max)
- DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz):300 Mbit/s
- X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz:867 Mbit/s
Ethernet LAN interface type
- DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz):Fast Ethernet
- X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz:Gigabit Ethernet
Ethernet LAN data rates
- DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz):10,100 Mbit/s
- X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz:10,100,1000 Mbit/s
Cabling technology
- DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz):10/100Base-T(X)
- X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz:10/100/1000Base-T(X)
VPN support
- DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz):PPTP/IPSec/L2TP
- X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz:IPSec/L2TP/PPTP
Operating relative humidity (H-H)
- DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz):5 - 95%
- X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz:10 - 90%

Side by side

Differences highlightedShow differences only

Comparison of DSL-2751/E, X650
68 specifications	A D-Link DSL-2751/E wireless router Fast Ethernet Single-band (2.4 GHz) Model DSL-2751/E View product	B Zyxel X650 wireless router Gigabit Ethernet Dual-band (2.4 GHz Model X650 View product
WAN connectionidentical
DSL WANKnown for one	Yes	Unknown — not stated by the source
Ethernet WANKnown for one	Unknown — not stated by the source	Yes
Wireless LAN features4 differ
Wi-Fi bandDiffers	Single-band (2.4 GHz)	Dual-band (2.4 GHz / 5 GHz)
Top Wi-Fi standardDiffers	Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
WLAN data transfer rate (max)Differs	300 Mbit/s	867 Mbit/s
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Network5 differ
Ethernet LAN	Yes	Yes
Ethernet LAN interface typeDiffers	Fast Ethernet	Gigabit Ethernet
Ethernet LAN data ratesDiffers	10,100 Mbit/s	10,100,1000 Mbit/s
Cabling technologyDiffers	10/100Base-T(X)	10/100/1000Base-T(X)
Networking standardsDiffers	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1x	IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
VPN supportDiffers	PPTP/IPSec/L2TP	IPSec/L2TP/PPTP
Mobile networkidentical
3G	No	No
4G	No	No
DSL featuresidentical
ADSL2+Known for one	Yes	Unknown — not stated by the source
Internal modemKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	4	4
USB portKnown for one	Yes	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
RJ-11 ports quantityKnown for one	1	Unknown — not stated by the source
DC-in jack	Yes	Yes
Management featuresidentical
Web-based management	Yes	Yes
Quality of Service (QoS) supportKnown for one	Yes	Unknown — not stated by the source
Reset buttonKnown for one	Yes	Unknown — not stated by the source
Security1 differ
Security algorithmsDiffers	128-bit WEP, 64-bit WEP, 802.1x RADIUS, WPA, WPA2, WPS	128-bit WEP, 64-bit WEP, WPA, WPA2, WPS
Firewall	Yes	Yes
Firewall securityKnown for one	Intrusion Detection Systems (IDS)	Unknown — not stated by the source
Stateful Packet Inspection (SPI)Known for one	Yes	Unknown — not stated by the source
Filtering	Yes	Yes
MAC address filtering	Yes	Yes
DMZ support	Yes	Yes
Authentication methodKnown for one	Unknown — not stated by the source	802.1x RADIUS
DoS attack preventionKnown for one	Unknown — not stated by the source	Yes
URL filteringKnown for one	Unknown — not stated by the source	Yes
Network address translation (NAT)Known for one	Unknown — not stated by the source	Yes
Protocolsidentical
DHCP client	Yes	Yes
DHCP server	Yes	Yes
Universal Plug and Play (UPnP)Known for one	Yes	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	C-Tick CE FCC IC WHQL Wi-Fi WPS	Unknown — not stated by the source
Antennaidentical
Antenna design	External	External
Antennas quantity	2	2
Detachable antenna(s)Known for one	No	Unknown — not stated by the source
Antenna gain level (max)Known for one	Unknown — not stated by the source	3 dBi
Operational conditions2 differ
Operating relative humidity (H-H)Differs	5 - 95%	10 - 90%
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Differs	-20 - 70 °C	-20 - 60 °C
Weight & dimensions2 differ
DepthDiffers	182.8 mm	118 mm
Height	32 mm	32 mm
WeightKnown for one	236 g	Unknown — not stated by the source
WidthDiffers	127.8 mm	180 mm
Other features4 differ
Mobile network connection	No	No
Bandwidth (first)	2.4 GHz	2.4 GHz
Downstream data rateKnown for one	24 Mbit/s	Unknown — not stated by the source
Filtering descriptionDiffers	IP/ICMP/TCP/UDP	IP/MAC/URL
Input currentDiffers	1 A	2 A
Rack mounting	No	No
USB ports quantityKnown for one	1	Unknown — not stated by the source
USB versionKnown for one	2.0	Unknown — not stated by the source
Upstream data rateKnown for one	1 Mbit/s	Unknown — not stated by the source
WLAN data transfer rates supportedDiffers	300 Mbit/s	867 Mbit/s
xDSL connectionDiffers	Yes	No
Bandwidth (second)Known for one	Unknown — not stated by the source	5 GHz
Frequency bandKnown for one	Unknown — not stated by the source	2.4 & 5
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Featuresidentical
Internal memoryKnown for one	Unknown — not stated by the source	64 MB
Flash memoryKnown for one	Unknown — not stated by the source	8 MB
Firmware upgradeableKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power over Ethernet (PoE)Known for one	Unknown — not stated by the source	No

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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