Product comparison · 2 wireless routers

D-Link DIR-855L wireless router Gigabit Ethernet vs D-Link DSL-2750U wireless router Fast Ethernet Black

22specifications compared
13differ
9identical
33known for one product only

Key differences

Ethernet LAN interface type
- DIR-855L wireless router Gigabit Ethernet:Gigabit Ethernet
- DSL-2750U wireless router Fast Ethernet Black:Fast Ethernet
Ethernet LAN data rates
- DIR-855L wireless router Gigabit Ethernet:10,100,1000 Mbit/s
- DSL-2750U wireless router Fast Ethernet Black:10,100 Mbit/s
Cabling technology
- DIR-855L wireless router Gigabit Ethernet:10/100/1000Base-T(X)
- DSL-2750U wireless router Fast Ethernet Black:10/100Base-T(X)
Antennas quantity
- DIR-855L wireless router Gigabit Ethernet:3
- DSL-2750U wireless router Fast Ethernet Black:1
Depth
- DIR-855L wireless router Gigabit Ethernet:198 mm
- DSL-2750U wireless router Fast Ethernet Black:180 mm
Height
- DIR-855L wireless router Gigabit Ethernet:40.9 mm
- DSL-2750U wireless router Fast Ethernet Black:118 mm
Width
- DIR-855L wireless router Gigabit Ethernet:120.5 mm
- DSL-2750U wireless router Fast Ethernet Black:39 mm
WLAN data transfer rates supported
- DIR-855L wireless router Gigabit Ethernet:300 Mbit/s
- DSL-2750U wireless router Fast Ethernet Black:54,300 Mbit/s

Side by side

Differences highlightedShow differences only

Comparison of DIR-855L, DSL-2750U
55 specifications	A D-Link DIR-855L wireless router Gigabit Ethernet Model DIR-855L View product	B D-Link DSL-2750U wireless router Fast Ethernet Black Model DSL-2750U 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 features1 differ
Top Wi-Fi standard	Wi-Fi 4 (802.11n)	Wi-Fi 4 (802.11n)
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g	802.11b, 802.11g, Wi-Fi 4 (802.11n)
WLAN data transfer rate (max)Known for one	300 Mbit/s	Unknown — not stated by the source
Network4 differ
Ethernet LAN	Yes	Yes
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 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3ab, IEEE 802.3u	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u
VPN supportKnown for one	Unknown — not stated by the source	PPTP/IPSec/L2TP
DSL featuresidentical
ADSL2+Known for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	4	4
RJ-11 ports quantityKnown for one	Unknown — not stated by the source	1
DC-in jack	Yes	Yes
Management featuresidentical
Quality of Service (QoS) support	Yes	Yes
Reset button	Yes	Yes
Web-based managementKnown for one	Yes	Unknown — not stated by the source
Security1 differ
Security algorithmsDiffers	WPA, WPA2	128-bit WEP, 64-bit WEP, WPA, WPA2
FirewallKnown for one	Unknown — not stated by the source	Yes
System event logKnown for one	Unknown — not stated by the source	Yes
Stateful Packet Inspection (SPI)Known for one	Yes	Unknown — not stated by the source
Protocolsidentical
DHCP clientKnown for one	Unknown — not stated by the source	Yes
DHCP serverKnown for one	Unknown — not stated by the source	Yes
Universal Plug and Play (UPnP)Known for one	Unknown — not stated by the source	Yes
Routing protocolsKnown for one	Unknown — not stated by the source	RIP-1, RIP-2
Supported network protocolsKnown for one	Unknown — not stated by the source	IP/ICMP/TCP/UDP
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
LED indicatorsKnown for one	Unknown — not stated by the source	DSL, LAN, Power, USB, WLAN
On/off switchKnown for one	Unknown — not stated by the source	Yes
Certificates1 differ
CertificationDiffers	FCC Class B CE IC C-Tick Wi-Fi a/b/g/n (draft) Wi-Fi Protected Setup (WPS) Certified For Windows Vista	CE, FCC
Antenna1 differ
Antenna design	External	External
Antennas quantityDiffers	3	1
Antenna connector typeKnown for one	RP-SMA	Unknown — not stated by the source
Antenna gain level (max)Known for one	2 dBi	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 70 °C
Weight & dimensions3 differ
DepthDiffers	198 mm	180 mm
HeightDiffers	40.9 mm	118 mm
WidthDiffers	120.5 mm	39 mm
WeightKnown for one	376 g	Unknown — not stated by the source
Other features2 differ
Bandwidth	2.4 GHz	2.4 GHz
Downstream data rateKnown for one	Unknown — not stated by the source	24 Mbit/s
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
Frequency rangeKnown for one	Unknown — not stated by the source	2.4 - 2.4835 GHz
Networking featuresKnown for one	Unknown — not stated by the source	Fast Ethernet
Rack mountingKnown for one	Unknown — not stated by the source	No
USB ports quantity	1	1
Upstream data rateKnown for one	Unknown — not stated by the source	1 Mbit/s
WLAN data transfer rates supportedDiffers	300 Mbit/s	54,300 Mbit/s
xDSL connectionDiffers	No	Yes
Compatible operating systemsKnown for one	Windows Vista/XP SP2/2000/2003 Mac OS X 10.4+	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac operating systems supportedKnown 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.

More wireless router comparisons

All wireless router comparisons