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Product comparison · 2 wireless routers

D-Link DSL-2640U wireless router Fast Ethernet vs EnGenius ESR1221N2 wireless router Fast Ethernet White

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  • 28specifications compared
  • 14differ
  • 14identical
  • 35known for one product only

Key differences

  • Top Wi-Fi standard
    • 802.11g
    • Wi-Fi 4 (802.11n)
  • Ethernet LAN (RJ-45) ports
    • 1
    • 5
  • MAC address filtering
    • No
    • Yes
  • Certification
    • FCC, CE, CSA, LVD, RoHS
    • FCC ETSI
  • Antennas quantity
    • 1
    • 2
  • Operating temperature (T-T)
    • 0 - 40 °C
    • 0 - 45 °C
  • Storage temperature (T-T)
    • -20 - 65 °C
    • 10 - 70 °C
  • Input frequency
    • 50 - 60 Hz
    • 50/60 Hz

Side by side

Differences highlightedShow differences only
63 specifications
A

D-Link

DSL-2640U wireless router Fast Ethernet

Model DSL-2640U

View product
B

EnGenius

ESR1221N2 wireless router Fast Ethernet White

Model ESR1221N2

View product
WAN connectionidentical
Ethernet WANKnown for oneYes
3G/4G USB modem compatibilityKnown for oneYes
Wireless LAN features2 differ
Top Wi-Fi standardDiffers802.11gWi-Fi 4 (802.11n)
WLAN data transfer rate (max)Known for one300 Mbit/s
Wi-Fi standardsDiffers802.11b, 802.11g802.11b, 802.11g, Wi-Fi 4 (802.11n)
Channels quantityKnown for one14 channels
ModulationKnown for one16-QAM, 64-QAM, BPSK, OFDM, OQPSK
Network2 differ
Ethernet LANYesYes
Ethernet LAN interface typeFast EthernetFast Ethernet
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
Cabling technology10/100Base-T(X)10/100Base-T(X)
Networking standardsDiffersIEEE 802.11b, IEEE 802.11e, IEEE 802.11g, IEEE 802.1pIEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.3, IEEE 802.3u
VPN supportDiffersIPSec, PPTP, L2TPVPN pass-through (PPTP, L2TP, IPSEC)
Receiver sensitivityKnown for oneIEEE 802.11n @ -82 dBm IEEE 802.11g @ -90 dBm IEEE 802.11b @ -90 dBm
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers15
DC-in jackYesYes
RJ-11 ports quantityKnown for one1
Management featuresidentical
Web-based managementYesYes
Quality of Service (QoS) supportYesYes
Reset buttonYesYes
Security2 differ
Security algorithmsDiffers128-bit AES, 128-bit WEP, 64-bit WEP, SSID, TKIP, WPA, WPA2128-bit WEP, 64-bit WEP, 802.1x RADIUS, EAP, SSID, WDS, WPA, WPA-AES, WPA-PSK, WPA-TKIP, WPS
Firewall securityKnown for oneBlock ICMP Ping, ICMP Blocking, Policy Based Parental Controls, Port Range/Service Filtering, Internet Domain Restriction
Stateful Packet Inspection (SPI)Known for oneYes
DoS attack preventionKnown for oneYes
FilteringKnown for oneYes
MAC address filteringDiffersNoYes
IP address filteringKnown for oneYes
DMZ supportYesYes
Network address translation (NAT)Known for oneYes
Protocolsidentical
DHCP clientYesYes
DHCP serverYesYes
Universal Plug and Play (UPnP)YesYes
Supported network protocolsKnown for oneAAL5, ATM, ITU-T, PPP, PPPoE, RIP, NAT, DHCP, IGMP, SNTP
Designidentical
Product colourKnown for oneWhite
LED indicatorsKnown for oneDSL, LAN, Power, Status
Packaging contentidentical
Cables includedKnown for oneLAN (RJ-45)
AC adapter includedYesYes
Quick start guideKnown for oneYes
Certificates1 differ
CertificationDiffersFCC, CE, CSA, LVD, RoHSFCC ETSI
Antenna1 differ
Antenna gain level (max)Known for one2 dBi
Antennas quantityDiffers12
Featuresidentical
Internal memoryKnown for one16 MB
Flash memoryKnown for one2 MB
Poweridentical
Power over Ethernet (PoE)Known for oneNo
Operational conditions2 differ
Operating relative humidity (H-H)Known for one15 - 95%
Operating temperature (T-T)Differs0 - 40 °C0 - 45 °C
Storage temperature (T-T)Differs-20 - 65 °C10 - 70 °C
Weight & dimensionsidentical
WeightKnown for one275 g
Other features3 differ
Dimensions (WxDxH)Known for one98 x 125 x 25 mm
Frequency rangeKnown for one2.400–2.484 GHz
Input frequencyDiffers50 - 60 Hz50/60 Hz
Input voltage100 - 240 V100 - 240 V
Supported WAN typeKnown for onePPTP PPPoE Static IP DHCP Client Clone MAC address
WLAN data transfer rates supportedDiffers54 Mbit/s1,2,5.5,6,9,11,12,18,24,36,48,54,300 Mbit/s
xDSL connectionDiffersYesNo
BandwidthKnown for one2.4 GHz
Downstream data rateKnown for one24 Mbit/s
Input currentKnown for one0.7 A
Networking featuresKnown for oneFast Ethernet
Operating temperature (T-T)Known for one32 - 104 °F
Upstream data rateKnown for one1 Mbit/s
DSL featuresidentical
ADSL2+Known for oneYes
DSL specificationKnown for oneADSL: 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

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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