Product comparison · 2 wireless routers

D-Link DIR-651/A/A2A wireless router Gigabit Ethernet Black vs D-Link DSL-2750U/B1A/T2A wireless router Fast Ethernet Black

40specifications compared
15differ
25identical
23known for one product only

Key differences

Ethernet LAN
- DIR-651/A/A2A wireless router Gigabit Ethernet Black:No
- DSL-2750U/B1A/T2A wireless router Fast Ethernet Black:Yes
Ethernet LAN interface type
- DIR-651/A/A2A wireless router Gigabit Ethernet Black:Gigabit Ethernet
- DSL-2750U/B1A/T2A wireless router Fast Ethernet Black:Fast Ethernet
Ethernet LAN data rates
- DIR-651/A/A2A wireless router Gigabit Ethernet Black:10,100,1000 Mbit/s
- DSL-2750U/B1A/T2A wireless router Fast Ethernet Black:10,100 Mbit/s
Cabling technology
- DIR-651/A/A2A wireless router Gigabit Ethernet Black:10/100/1000Base-T(X)
- DSL-2750U/B1A/T2A wireless router Fast Ethernet Black:10/100Base-T(X)
3G
- DIR-651/A/A2A wireless router Gigabit Ethernet Black:No
- DSL-2750U/B1A/T2A wireless router Fast Ethernet Black:Yes
Management protocols
- DIR-651/A/A2A wireless router Gigabit Ethernet Black:TELNET
- DSL-2750U/B1A/T2A wireless router Fast Ethernet Black:SNMP, Telnet
Antenna design
- DIR-651/A/A2A wireless router Gigabit Ethernet Black:External
- DSL-2750U/B1A/T2A wireless router Fast Ethernet Black:Internal
Operating relative humidity (H-H)
- DIR-651/A/A2A wireless router Gigabit Ethernet Black:10 - 90%
- DSL-2750U/B1A/T2A wireless router Fast Ethernet Black:-20 - 70%

Side by side

Differences highlightedShow differences only

Comparison of DIR-651/A/A2A, DSL-2750U/B1A/T2A
63 specifications	A D-Link DIR-651/A/A2A wireless router Gigabit Ethernet Black Model DIR-651/A/A2A View product	B D-Link DSL-2750U/B1A/T2A wireless router Fast Ethernet Black Model DSL-2750U/B1A/T2A View product
WAN connectionidentical
Ethernet WAN	Yes	Yes
Wireless LAN featuresidentical
Top Wi-Fi standard	Wi-Fi 4 (802.11n)	Wi-Fi 4 (802.11n)
WLAN data transfer rate (max)	300 Mbit/s	300 Mbit/s
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Network5 differ
Ethernet LANDiffers	No	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 802.11b, IEEE 802.11e, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	IEEE 802.1p, IEEE 802.1Q, IEEE 802.3, IEEE 802.3u
VPN supportKnown for one	PPTP/L2TP	Unknown — not stated by the source
Mobile network1 differ
3GDiffers	No	Yes
4GKnown for one	No	Unknown — not stated by the source
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	4	4
RJ-11 ports quantityKnown for one	Unknown — not stated by the source	1
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Management featuresidentical
Web-based management	Yes	Yes
Quality of Service (QoS) support	Yes	Yes
Reset button	Yes	Yes
Security1 differ
Security algorithmsDiffers	WEP, WPA, WPA2, WPS	WEP, WPA, WPA-AES, WPA-TKIP, WPA2, WPA2-AES, WPA2-TKIP, WPS
FirewallKnown for one	Yes	Unknown — not stated by the source
Firewall securityKnown for one	Address Resolution Protocol (ARP), Distributed Denial of Service (DDoS) prevention	Unknown — not stated by the source
Stateful Packet Inspection (SPI)	Yes	Yes
Filtering	Yes	Yes
MAC address filtering	Yes	Yes
DMZ support	Yes	Yes
Network address translation (NAT)	Yes	Yes
DoS attack preventionKnown for one	Unknown — not stated by the source	Yes
URL filteringKnown for one	Unknown — not stated by the source	Yes
Protocols1 differ
DHCP client	Yes	Yes
DHCP server	Yes	Yes
Universal Plug and Play (UPnP)	Yes	Yes
Routing protocols	RIP-1	RIP-1
Management protocolsDiffers	TELNET	SNMP, Telnet
Designidentical
Product colour	Black	Black
LED indicators	Yes	Yes
On/off switchKnown for one	Unknown — not stated by the source	Yes
Packaging contentidentical
AC adapter included	Yes	Yes
Antenna1 differ
Antenna designDiffers	External	Internal
Antennas quantityKnown for one	2	Unknown — not stated by the source
Featuresidentical
Firmware upgradeableKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	7.5 W	Unknown — not stated by the source
Power over Ethernet (PoE)	No	No
Operational conditions2 differ
Operating relative humidity (H-H)Differs	10 - 90%	-20 - 70%
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage relative humidity (H-H)Differs	15 - 95%	5 - 95%
Storage temperature (T-T)Known for one	-20 - 65 °C	Unknown — not stated by the source
Weight & dimensionsidentical
DepthKnown for one	113 mm	Unknown — not stated by the source
HeightKnown for one	31.5 mm	Unknown — not stated by the source
WeightKnown for one	218 g	Unknown — not stated by the source
WidthKnown for one	147.5 mm	Unknown — not stated by the source
Other features4 differ
Mobile network connectionDiffers	No	Yes
Bandwidth (first)	2.4 GHz	2.4 GHz
Filtering descriptionDiffers	IP / MAC	IP/ICMP/TCP/UDP, MAC, URL
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Frequency rangeKnown for one	2.4 - 2.4385 GHz	Unknown — not stated by the source
Input currentKnown for one	2.5 A	Unknown — not stated by the source
Rack mounting	No	No
Supported WAN typeDiffers	PPPoE Static IP Dynamic IP PPTP/L2TP+Static IP PPTP/L2TP+Dynamic IP	3G ADSL: PPPoE PPPoA IPoA Static IP Dynamic IP Bridge Ethernet: PPPoE Static IP Dynamic IP Bridge
WLAN data transfer rates supported	1,2,5.5,6,9,11,12,18,24,36,48,54,150,300 Mbit/s	1,2,5.5,6,9,11,12,18,24,36,48,54,150,300 Mbit/s
xDSL connectionDiffers	No	Yes
USB ports quantityKnown for one	Unknown — not stated by the source	1
DSL featuresidentical
ADSL2+Known for one	Unknown — not stated by the source	Yes
DSL specificationKnown for one	Unknown — not stated by the source	ITU-T G.992.5 Annex A/L/M

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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