Product comparison · 2 wired routers

D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black vs TP-Link TL-ER5120 V4

19specifications compared
9differ
10identical
35known for one product only

Key differences

The TP-Link TL-ER5120 V4 has 1 more Ethernet LAN (RJ-45) ports than the D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black (5 vs 4). Only the D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black has DSL WAN. Ethernet interface type: Fast Ethernet on the D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black, Fast Ethernet, Gigabit Ethernet on the TP-Link TL-ER5120 V4. Cabling technology: 10/100Base-T(X) on the D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black, 10/100/1000Base-T(X) on the TP-Link TL-ER5120 V4. Ethernet LAN data rates: 10,100 Mbit/s on the D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black, 10,100,1000 Mbit/s on the TP-Link TL-ER5120 V4.

DSL WAN
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:Yes
- TL-ER5120 V4:No
Cabling technology
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:10/100Base-T(X)
- TL-ER5120 V4:10/100/1000Base-T(X)
Ethernet LAN data rates
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:10,100 Mbit/s
- TL-ER5120 V4:10,100,1000 Mbit/s
Ethernet LAN (RJ-45) ports
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:4
- TL-ER5120 V4:5
Storage temperature (T-T)
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:-20 - 65 °C
- TL-ER5120 V4:-40 - 70 °C
Operating relative humidity (H-H)
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:5 - 95%
- TL-ER5120 V4:10 - 90%

Side by side

Differences highlightedShow differences only

Comparison of DSL-2520U/BA/D4A, TL-ER5120 V4
54 specifications	A D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black Model DSL-2520U/BA/D4A View product	B TP-Link TL-ER5120 V4 View product
WAN connection1 differ
DSL WANDiffers	Yes	No
SIM card slotKnown for one	Unknown — not stated by the source	No
3G/4G USB modem compatibilityKnown for one	Unknown — not stated by the source	No
Network3 differ
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.1Q, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
Ethernet interface typeDiffers	Fast Ethernet	Fast Ethernet, Gigabit Ethernet
Cabling technologyDiffers	10/100Base-T(X)	10/100/1000Base-T(X)
Ethernet LAN data ratesDiffers	10,100 Mbit/s	10,100,1000 Mbit/s
ThroughputKnown for one	Unknown — not stated by the source	0.8 Gbit/s
VLAN supportKnown for one	Unknown — not stated by the source	Yes
Policy-based routingKnown for one	Unknown — not stated by the source	Yes
Concurrent connectionsKnown for one	Unknown — not stated by the source	150000
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Management featuresidentical
Quality of Service (QoS) supportKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers	4	5
DC-in jackKnown for one	Unknown — not stated by the source	Yes
RJ-11 ports quantityKnown for one	1	Unknown — not stated by the source
USB versionKnown for one	1.1	Unknown — not stated by the source
Protocolsidentical
Supported protocolsKnown for one	Unknown — not stated by the source	TCP/IP, DHCP, ICMP, NAT, PPPoE, SNTP, HTTP, DNS, PPTP, L2TP
DMZ supportKnown for one	Yes	Unknown — not stated by the source
Security1 differ
ICMP attack preventionKnown for one	Unknown — not stated by the source	Yes
Network address translation (NAT)Known for one	Unknown — not stated by the source	Yes
NAT functionalityDiffers	y	One-to-One NAT, Multi-nets NAT, Virtual Server, Port Triggering FTP/H.323/SIP/IPsec/PPTP ALG, UPnP
Firewall securityKnown for one	Network address translation (NAT) firewall, Stateful packet inspection (SPI) firewall	Unknown — not stated by the source
URL filteringKnown for one	Yes	Unknown — not stated by the source
IP address filteringKnown for one	Yes	Unknown — not stated by the source
Filtering descriptionKnown for one	ICMP, TCP, UDP	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Featuresidentical
Flash memoryKnown for one	Unknown — not stated by the source	32 MB
Internal memoryKnown for one	Unknown — not stated by the source	256 MB
CertificationKnown for one	Unknown — not stated by the source	CE, FCC
Design1 differ
Rack mountingKnown for one	Unknown — not stated by the source	Yes
Rack capacityKnown for one	Unknown — not stated by the source	1U
LED indicatorsDiffers	Yes	Activity, Link, Power, Speed, System, WAN
Poweridentical
Power source typeKnown for one	Unknown — not stated by the source	AC
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Operational conditions2 differ
Storage temperature (T-T)Differs	-20 - 65 °C	-40 - 70 °C
Operating relative humidity (H-H)Differs	5 - 95%	10 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	440 mm
DepthKnown for one	Unknown — not stated by the source	220 mm
HeightKnown for one	Unknown — not stated by the source	44 mm
DSL featuresidentical
Internal modemKnown for one	No	Unknown — not stated by the source
ADSL2+Known 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.

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