Product comparison · 2 wireless routers

D-Link DIR-657 wireless router Gigabit Ethernet Black vs Zyxel 870HW-51a v2

20specifications compared
15differ
5identical
31known for one product only

Key differences

Top Wi-Fi standard
- DIR-657 wireless router Gigabit Ethernet Black:Wi-Fi 4 (802.11n)
- 870HW-51a v2:802.11g
Ethernet LAN interface type
- DIR-657 wireless router Gigabit Ethernet Black:Gigabit Ethernet
- 870HW-51a v2:Fast Ethernet
Ethernet LAN data rates
- DIR-657 wireless router Gigabit Ethernet Black:10,100,1000 Mbit/s
- 870HW-51a v2:10,100 Mbit/s
Cabling technology
- DIR-657 wireless router Gigabit Ethernet Black:10/100/1000Base-T(X)
- 870HW-51a v2:10/100Base-T(X)
Product colour
- DIR-657 wireless router Gigabit Ethernet Black:Black
- 870HW-51a v2:White
Operating relative humidity (H-H)
- DIR-657 wireless router Gigabit Ethernet Black:10 - 90%
- 870HW-51a v2:20 - 85%
Weight
- DIR-657 wireless router Gigabit Ethernet Black:331 g
- 870HW-51a v2:366 g
Dimensions (WxDxH)
- DIR-657 wireless router Gigabit Ethernet Black:160 x 212 x 32 mm
- 870HW-51a v2:189 x 132 x 40 mm

Side by side

Differences highlightedShow differences only

Comparison of DIR-657, 870HW-51a v2
51 specifications	A D-Link DIR-657 wireless router Gigabit Ethernet Black Model DIR-657 View product	B Zyxel 870HW-51a v2 View product
WAN connectionidentical
DSL WANKnown for one	Unknown — not stated by the source	Yes
Ethernet WANKnown for one	Yes	Unknown — not stated by the source
Wireless LAN features2 differ
Top Wi-Fi standardDiffers	Wi-Fi 4 (802.11n)	802.11g
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g
WLAN data transfer rate (max)Known for one	300 Mbit/s	Unknown — not stated by the source
Network4 differ
Ethernet LAN interface typeDiffers	Gigabit Ethernet	Fast Ethernet
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
Cabling technologyDiffers	10/100/1000Base-T(X)	10/100Base-T(X)
Networking standardsDiffers	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	IEEE 802.11b, IEEE 802.11g, IEEE 802.3, IEEE 802.3u
Full duplexKnown for one	Unknown — not stated by the source	Yes
DSL featuresidentical
VDSLKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Management featuresidentical
Web-based managementKnown for one	Yes	Unknown — not stated by the source
Quality of Service (QoS) supportKnown for one	Yes	Unknown — not stated by the source
Security1 differ
Security algorithmsDiffers	128-bit WEP, 64-bit WEP, WPA, WPA2, WPS	128-bit WEP, 64-bit WEP, WPA, WPA-PSK, WPA2, WPA2-PSK
FilteringKnown for one	Unknown — not stated by the source	Yes
MAC address filteringKnown for one	Unknown — not stated by the source	Yes
Stateful Packet Inspection (SPI)Known for one	Yes	Unknown — not stated by the source
Network address translation (NAT)Known for one	Yes	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	White
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	Phone (RJ-11), USB
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Certificates1 differ
CertificationDiffers	DLNA, IPv6, CE, C-Tick, Wi-Fi, WPS, WMM	EN55022 B EN61000-3-2: 2000 EN61000-3-3: 1995+A1:2001 FCC B
Antennaidentical
Antennas quantityKnown for one	Unknown — not stated by the source	1
Operational conditions1 differ
Operating relative humidity (H-H)Differs	10 - 90%	20 - 85%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 90%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 60 °C
Weight & dimensions1 differ
WeightDiffers	331 g	366 g
Other features4 differ
Dimensions (WxDxH)Differs	160 x 212 x 32 mm	189 x 132 x 40 mm
Downstream data rateKnown for one	Unknown — not stated by the source	100 Mbit/s
Input currentKnown for one	Unknown — not stated by the source	1 A
Input voltageKnown for one	Unknown — not stated by the source	120V/230V/240V
Networking featuresDiffers	Gigabit Ethernet	Fast Ethernet
Power supply typeKnown for one	Unknown — not stated by the source	12V DC
Upstream data rateKnown for one	Unknown — not stated by the source	45 Mbit/s
WLAN data transfer rates supportedDiffers	300 Mbit/s	54 Mbit/s
xDSL connectionDiffers	No	Yes
Compatible operating systemsKnown for one	Windows 7/Vista/XP	Unknown — not stated by the source
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Data transfer rateKnown for one	300 Mbit/s	Unknown — not stated by the source
Maximum data transfer rateKnown for one	1 Gbit/s	Unknown — not stated by the source
Minimum system requirementsKnown for one	Internet Explorer 6+	Unknown — not stated by the source
Ports quantityKnown for one	6	Unknown — not stated by the source
USB ports quantityKnown for one	1	Unknown — not stated by the source
Protocolsidentical
Universal Plug and Play (UPnP)Known for one	Yes	Unknown — not stated by the source
Featuresidentical
Firmware upgradeableKnown for one	Yes	Unknown — not stated by the source

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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