Product comparison · 2 wireless routers

D-Link DIR-645/B wireless router Gigabit Ethernet Black vs D-Link DSL-2640U wireless router Fast Ethernet

15specifications compared
11differ
4identical
31known for one product only

Key differences

Top Wi-Fi standard
- DIR-645/B wireless router Gigabit Ethernet Black:Wi-Fi 4 (802.11n)
- DSL-2640U wireless router Fast Ethernet:802.11g
Ethernet LAN interface type
- DIR-645/B wireless router Gigabit Ethernet Black:Gigabit Ethernet
- DSL-2640U wireless router Fast Ethernet:Fast Ethernet
Ethernet LAN data rates
- DIR-645/B wireless router Gigabit Ethernet Black:10,100,1000 Mbit/s
- DSL-2640U wireless router Fast Ethernet:10,100 Mbit/s
Cabling technology
- DIR-645/B wireless router Gigabit Ethernet Black:10/100/1000Base-T(X)
- DSL-2640U wireless router Fast Ethernet:10/100Base-T(X)
Ethernet LAN (RJ-45) ports
- DIR-645/B wireless router Gigabit Ethernet Black:4
- DSL-2640U wireless router Fast Ethernet:1
LED indicators
- DIR-645/B wireless router Gigabit Ethernet Black:LAN, WLAN
- DSL-2640U wireless router Fast Ethernet:DSL, LAN, Power, Status
xDSL connection
- DIR-645/B wireless router Gigabit Ethernet Black:No
- DSL-2640U wireless router Fast Ethernet:Yes

Side by side

Differences highlightedShow differences only

Comparison of DIR-645/B, DSL-2640U
46 specifications	A D-Link DIR-645/B wireless router Gigabit Ethernet Black Model DIR-645/B View product	B D-Link DSL-2640U wireless router Fast Ethernet Model DSL-2640U View product
WAN connectionidentical
3G/4G USB modem compatibilityKnown 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
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 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	IEEE 802.11b, IEEE 802.11e, IEEE 802.11g, IEEE 802.1p
VPN supportKnown for one	Unknown — not stated by the source	IPSec, PPTP, L2TP
DSL featuresidentical
ADSL2+Known for one	Unknown — not stated by the source	Yes
DSL specificationKnown for one	Unknown — not stated by the source	ADSL: ANSI T1.413, ITU-T G.992.1 Annex A, ITU-T G.992.2 Annex A, ITU-T G.994.1; ADSL2: ITU-T G.992.3 Annex A/L/M, ITU-T G.992.4 Annex A, ADSL2+: ITU-T G.992.5 Annex A/L/M
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers	4	1
RJ-11 ports quantityKnown for one	Unknown — not stated by the source	1
DC-in jack	Yes	Yes
Management featuresidentical
Web-based managementKnown for one	Unknown — not stated by the source	Yes
Quality of Service (QoS) support	Yes	Yes
Reset button	Yes	Yes
Security1 differ
Security algorithmsDiffers	128-bit WEP, 64-bit WEP, WPA, WPA2, WPS	128-bit AES, 128-bit WEP, 64-bit WEP, SSID, TKIP, WPA, WPA2
MAC address filteringKnown for one	Unknown — not stated by the source	No
DMZ supportKnown 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 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
Supported network protocolsKnown for one	Unknown — not stated by the source	AAL5, ATM, ITU-T, PPP, PPPoE, RIP, NAT, DHCP, IGMP, SNTP
Design1 differ
LED indicatorsDiffers	LAN, WLAN	DSL, LAN, Power, Status
Product colourKnown for one	Black	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Certificates1 differ
CertificationDiffers	DLNA, IPv6, CE, C-Tick, Wi-Fi, WPS, WMM	FCC, CE, CSA, LVD, RoHS
Antennaidentical
Antennas quantityKnown for one	Unknown — not stated by the source	1
Operational conditionsidentical
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 - 65 °C
Other features1 differ
BandwidthKnown for one	Unknown — not stated by the source	2.4 GHz
Downstream data rateKnown for one	Unknown — not stated by the source	24 Mbit/s
Input currentKnown for one	Unknown — not stated by the source	0.7 A
Input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Networking featuresKnown for one	Unknown — not stated by the source	Fast Ethernet
Operating temperature (T-T)Known for one	Unknown — not stated by the source	32 - 104 °F
Upstream data rateKnown for one	Unknown — not stated by the source	1 Mbit/s
WLAN data transfer rates supportedKnown for one	Unknown — not stated by the source	54 Mbit/s
xDSL connectionDiffers	No	Yes
Dimensions (WxDxH)Known for one	95 x 117 x 190 mm	Unknown — not stated by the source
USB ports quantityKnown for one	1	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	341.5 g	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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