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Product comparison · 2 wired routers

D-Link DSL-2540U/BRU/C3B wired router Fast Ethernet Black vs Linksys LN3121-KE wired router Gigabit Ethernet Black

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  • 20specifications compared
  • 10differ
  • 10identical
  • 66known for one product only

Key differences

The Linksys LN3121-KE wired router Gigabit Ethernet Black has 82 mm more width than the D-Link DSL-2540U/BRU/C3B wired router Fast Ethernet Black (215 mm vs 133 mm). The Linksys LN3121-KE wired router Gigabit Ethernet Black has 117 mm more depth than the D-Link DSL-2540U/BRU/C3B wired router Fast Ethernet Black (150 mm vs 33 mm). The Linksys LN3121-KE wired router Gigabit Ethernet Black has 43 mm more height than the D-Link DSL-2540U/BRU/C3B wired router Fast Ethernet Black (215 mm vs 172 mm). Only the D-Link DSL-2540U/BRU/C3B wired router Fast Ethernet Black has DSL WAN. Only the D-Link DSL-2540U/BRU/C3B wired router Fast Ethernet Black has on/off switch.

  • DSL WAN
    • Yes
    • No
  • Ethernet interface type
    • Fast Ethernet
    • Gigabit Ethernet
  • Ethernet LAN data rates
    • 10,100 Mbit/s
    • 10,100,1000 Mbit/s
  • LED indicators
    • Yes
    • Light
  • On/off switch
    • Yes
    • No
  • Operating temperature (T-T)
    • 0 - 40 °C
    • 0 - 50 °C
  • Width
    • 133 mm
    • 215 mm
  • Depth
    • 33 mm
    • 150 mm

Side by side

Differences highlightedShow differences only
86 specifications
A

D-Link

DSL-2540U/BRU/C3B wired router Fast Ethernet Black

Model DSL-2540U/BRU/C3B

View product
B

Linksys

LN3121-KE wired router Gigabit Ethernet Black

Model LN3121-KE

View product
WAN connection1 differ
Ethernet WANYesYes
DSL WANDiffersYesNo
SIM card slotKnown for oneNo
3G/4G USB modem compatibilityKnown for oneNo
SFP WANKnown for oneNo
Network3 differ
Networking standardsDiffersIEEE 802.1p, IEEE 802.1QIEEE 802.11a, IEEE 802.11ac, IEEE 802.11ax, IEEE 802.11b, IEEE 802.11g
Ethernet interface typeDiffersFast EthernetGigabit Ethernet
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
Data transfer rateKnown for one5400 Mbit/s
Port forwardingKnown for oneYes
Automatic channel selectionKnown for oneYes
Supports ISDN connectionKnown for oneNo
Frequency rangeKnown for one5.470 - 5.850 GHz
Cabling technologyKnown for one10/100Base-T(X)
Mobile networkidentical
Mobile network generationKnown for oneNot supported
DSL featuresidentical
Internal modemNoNo
ADSL2+Known for oneYes
Management featuresidentical
Web-based managementYesYes
Quality of Service (QoS) supportYesYes
Universal Plug and Play (UPnP)Known for oneNo
Priority mappingKnown for oneYes
Reset buttonYesYes
WPS push buttonKnown for oneYes
Firmware upgradeableKnown for oneYes
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports44
WAN/Ethernet LAN ports quantityKnown for one1
WAN ports quantityKnown for one1
Number of console portsKnown for one0
USB charging portKnown for oneYes
USB ports quantityKnown for one1
USB versionKnown for oneUSB 3.2 Gen 2x2
DC-in jackKnown for oneYes
RJ-11 ports quantityKnown for one1
Securityidentical
Security algorithmsKnown for oneWPA2, WPA3
FirewallKnown for oneYes
Firewall securityKnown for oneSPI
IP address filteringKnown for oneYes
Guest accessKnown for oneYes
MAC address filteringKnown for oneYes
NAT functionalityKnown for oney
Packaging contentidentical
AC adapter includedKnown for oneYes
ManualKnown for oneYes
Quick installation guideKnown for oneYes
Quick start guideKnown for oneYes
User Guide on CD-ROMKnown for oneNo
Batteries includedKnown for oneNo
Certificatesidentical
PSTI certifiedKnown for oneYes
Waste Electrical and Electronic Equipment (WEEE) complianceKnown for oneYes
Sustainability complianceKnown for oneYes
Supplier featuresidentical
Product or Article Information Sheet available?Known for oneYes
Featuresidentical
Built-in processorKnown for oneYes
Processor manufacturerKnown for oneQualcomm
Processor frequencyKnown for one1000 MHz
SafetyKnown for oneCSA International: CSA60950-1, EN60950-1, IEC60950-1, UL60950-1, CE LVD EN60950-1
Design2 differ
Product colourBlackBlack
Housing materialKnown for onePlastic
Rack mountingKnown for oneNo
Wall mountableKnown for oneNo
LED indicatorsDiffersYesLight
Built-in displayKnown for oneNo
On/off switchDiffersYesNo
Country of originKnown for oneVietnam
Antennaidentical
Antenna typeKnown for oneExternal
Antenna gain level (max)Known for one2.92 dBi
Antennas quantityKnown for one4
Detachable antenna(s)Known for oneNo
Poweridentical
Power source typeKnown for oneAC
AC input voltage100 - 240 V100 - 240 V
AC input frequencyKnown for one50/60 Hz
Output voltageKnown for one12 V
Output currentKnown for one2 A
Operational conditions1 differ
Operating temperature (T-T)Differs0 - 40 °C0 - 50 °C
Storage temperature (T-T)-20 - 70 °C-20 - 70 °C
Operating relative humidity (H-H)Known for one5 - 95%
Weight & dimensions3 differ
WidthDiffers133 mm215 mm
DepthDiffers33 mm150 mm
HeightDiffers172 mm215 mm
WeightKnown for one710 g
Packaging dataidentical
Package widthKnown for one225 mm
Package depthKnown for one87 mm
Package heightKnown for one240 mm
Package weightKnown for one1.15 kg
Package typeKnown for oneBox
Protocolsidentical
DHCP clientKnown for oneYes
DHCP serverKnown for oneYes

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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