Product comparison · 2 wired routers

D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black vs Zyxel USG20-VPN wired router Grey, Red

20specifications compared
7differ
13identical
43known for one product only

Key differences

Only the D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black has DSL WAN. 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 Zyxel USG20-VPN wired router Grey, Red. 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 Zyxel USG20-VPN wired router Grey, Red. Product colour: Black on the D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black, Grey, Red on the Zyxel USG20-VPN wired router Grey, Red. LED indicators: Yes on the D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black, Activity, LAN, Power, WAN, WLAN, WPS on the Zyxel USG20-VPN wired router Grey, Red.

DSL WAN
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:Yes
- USG20-VPN wired router Grey, Red:No
Cabling technology
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:10/100Base-T(X)
- USG20-VPN wired router Grey, Red:10/100/1000Base-T(X)
Ethernet LAN data rates
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:10,100 Mbit/s
- USG20-VPN wired router Grey, Red:10,100,1000 Mbit/s
Product colour
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:Black
- USG20-VPN wired router Grey, Red:Grey, Red
Storage temperature (T-T)
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:-20 - 65 °C
- USG20-VPN wired router Grey, Red:-30 - 70 °C
Operating relative humidity (H-H)
- DSL-2520U/BA/D4A wired router Fast Ethernet Black:5 - 95%
- USG20-VPN wired router Grey, Red:10 - 90%

Side by side

Differences highlightedShow differences only

Comparison of DSL-2520U/BA/D4A, USG20-VPN
63 specifications	A D-Link DSL-2520U/BA/D4A wired router Fast Ethernet Black Model DSL-2520U/BA/D4A View product	B Zyxel USG20-VPN wired router Grey, Red Model USG20-VPN 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
Network2 differ
Cabling technologyDiffers	10/100Base-T(X)	10/100/1000Base-T(X)
Ethernet LAN data ratesDiffers	10,100 Mbit/s	10,100,1000 Mbit/s
Full duplexKnown for one	Unknown — not stated by the source	Yes
Auto MDI/MDI-XKnown for one	Unknown — not stated by the source	Yes
Ethernet interface typeKnown for one	Fast Ethernet	Unknown — not stated by the source
Ports & interfacesidentical
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
Securityidentical
Security algorithmsKnown for one	Unknown — not stated by the source	SSID, SSL/TLS
FirewallKnown for one	Unknown — not stated by the source	Yes
System event logKnown for one	Unknown — not stated by the source	Yes
VPN tunnels quantityKnown for one	Unknown — not stated by the source	10
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
NAT functionalityKnown for one	y	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	LAN (RJ-45)
Featuresidentical
Heat dissipationKnown for one	Unknown — not stated by the source	40.92 BTU/h
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	44000 h
SafetyKnown for one	Unknown — not stated by the source	BSMI, UL
Electromagnetic compatibilityKnown for one	Unknown — not stated by the source	FCC Part 15 (Class B), IC, CE EMC (Class B), RCM, BSMI
Design2 differ
Product colourDiffers	Black	Grey, Red
LED indicatorsDiffers	Yes	Activity, LAN, Power, WAN, WLAN, WPS
Antennaidentical
Antenna connector typeKnown for one	Unknown — not stated by the source	N-type
Antenna gain level (max)Known for one	Unknown — not stated by the source	3 dBi
Antennas quantityKnown for one	Unknown — not stated by the source	3
Detachable antenna(s)Known for one	Unknown — not stated by the source	Yes
Poweridentical
Power supplyKnown for one	Unknown — not stated by the source	12 W
Power source typeKnown for one	Unknown — not stated by the source	DC
Output voltageKnown for one	Unknown — not stated by the source	12 V
Output currentKnown for one	Unknown — not stated by the source	2 A
Operational conditions2 differ
Storage temperature (T-T)Differs	-20 - 65 °C	-30 - 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	10 - 90%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	216 mm
DepthKnown for one	Unknown — not stated by the source	143 mm
HeightKnown for one	Unknown — not stated by the source	33 mm
WeightKnown for one	Unknown — not stated by the source	1.04 kg
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	276 mm
Package depthKnown for one	Unknown — not stated by the source	185 mm
Package heightKnown for one	Unknown — not stated by the source	98 mm
Package weightKnown for one	Unknown — not stated by the source	1.41 kg
Other featuresidentical
FilteringKnown for one	Unknown — not stated by the source	Yes
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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