Product comparison · 2 wired routers

Linksys LN3121-KE wired router Gigabit Ethernet Black vs TP-Link SafeStream Gigabit Dual-WAN VPN Router

31specifications compared
16differ
15identical
87known for one product only

Key differences

The Linksys LN3121-KE wired router Gigabit Ethernet Black has 1 more Ethernet LAN (RJ-45) ports than the TP-Link SafeStream Gigabit Dual-WAN VPN Router (4 vs 3). The TP-Link SafeStream Gigabit Dual-WAN VPN Router has 79 mm more width than the Linksys LN3121-KE wired router Gigabit Ethernet Black (294 mm vs 215 mm). The TP-Link SafeStream Gigabit Dual-WAN VPN Router has 30 mm more depth than the Linksys LN3121-KE wired router Gigabit Ethernet Black (180 mm vs 150 mm). Only the TP-Link SafeStream Gigabit Dual-WAN VPN Router has universal Plug and Play (UPnP). Only the TP-Link SafeStream Gigabit Dual-WAN VPN Router has rack mounting.

Universal Plug and Play (UPnP)
- LN3121-KE wired router Gigabit Ethernet Black:No
- SafeStream Gigabit Dual-WAN VPN Router:Yes
Ethernet LAN (RJ-45) ports
- LN3121-KE wired router Gigabit Ethernet Black:4
- SafeStream Gigabit Dual-WAN VPN Router:3
Rack mounting
- LN3121-KE wired router Gigabit Ethernet Black:No
- SafeStream Gigabit Dual-WAN VPN Router:Yes
AC input frequency
- LN3121-KE wired router Gigabit Ethernet Black:50/60 Hz
- SafeStream Gigabit Dual-WAN VPN Router:50 - 60 Hz
Operating temperature (T-T)
- LN3121-KE wired router Gigabit Ethernet Black:0 - 50 °C
- SafeStream Gigabit Dual-WAN VPN Router:0 - 40 °C
Storage temperature (T-T)
- LN3121-KE wired router Gigabit Ethernet Black:-20 - 70 °C
- SafeStream Gigabit Dual-WAN VPN Router:-40 - 70 °C
Width
- LN3121-KE wired router Gigabit Ethernet Black:215 mm
- SafeStream Gigabit Dual-WAN VPN Router:294 mm
Depth
- LN3121-KE wired router Gigabit Ethernet Black:150 mm
- SafeStream Gigabit Dual-WAN VPN Router:180 mm

Side by side

Differences highlightedShow differences only

Comparison of LN3121-KE, TL-ER6020
118 specifications	A Linksys LN3121-KE wired router Gigabit Ethernet Black Model LN3121-KE View product	B TP-Link SafeStream Gigabit Dual-WAN VPN Router Model TL-ER6020 View product
WAN connectionidentical
Ethernet WAN	Yes	Yes
DSL WAN	No	No
SIM card slot	No	No
3G/4G USB modem compatibility	No	No
SFP WANKnown for one	No	Unknown — not stated by the source
Network1 differ
Networking standardsDiffers	IEEE 802.11a, IEEE 802.11ac, IEEE 802.11ax, IEEE 802.11b, IEEE 802.11g	IEEE 802.1Q, IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Data transfer rateKnown for one	5400 Mbit/s	Unknown — not stated by the source
Port forwardingKnown for one	Yes	Unknown — not stated by the source
Automatic channel selectionKnown for one	Yes	Unknown — not stated by the source
Supports ISDN connectionKnown for one	No	Unknown — not stated by the source
Frequency rangeKnown for one	5.470 - 5.850 GHz	Unknown — not stated by the source
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Static routeKnown for one	Unknown — not stated by the source	Yes
VLAN supportKnown for one	Unknown — not stated by the source	Yes
Policy-based routingKnown for one	Unknown — not stated by the source	Yes
Mobile networkidentical
Mobile network generationKnown for one	Not supported	Unknown — not stated by the source
DSL featuresidentical
Internal modemKnown for one	No	Unknown — not stated by the source
Management features1 differ
Web-based management	Yes	Yes
Quality of Service (QoS) supportKnown for one	Yes	Unknown — not stated by the source
Universal Plug and Play (UPnP)Differs	No	Yes
Priority mappingKnown for one	Yes	Unknown — not stated by the source
Reset button	Yes	Yes
WPS push buttonKnown for one	Yes	Unknown — not stated by the source
Firmware upgradeableKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers	4	3
WAN/Ethernet LAN ports quantityKnown for one	1	Unknown — not stated by the source
WAN ports quantityKnown for one	1	Unknown — not stated by the source
Number of console portsKnown for one	0	Unknown — not stated by the source
USB charging portKnown for one	Yes	Unknown — not stated by the source
USB ports quantityKnown for one	1	Unknown — not stated by the source
USB versionKnown for one	USB 3.2 Gen 2x2	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Gigabit Ethernet (copper) ports quantityKnown for one	Unknown — not stated by the source	3
RS-232 portsKnown for one	Unknown — not stated by the source	1
Security1 differ
Security algorithmsDiffers	WPA2, WPA3	3DES, 128-bit AES, 256-bit AES, DES, IPSEC
Firewall	Yes	Yes
Firewall securityKnown for one	SPI	Unknown — not stated by the source
IP address filteringKnown for one	Yes	Unknown — not stated by the source
Guest accessKnown for one	Yes	Unknown — not stated by the source
Authentication methodKnown for one	Unknown — not stated by the source	MD5, SHA1
MAC address filteringKnown for one	Unknown — not stated by the source	Yes
URL filteringKnown for one	Unknown — not stated by the source	Yes
Filtering descriptionKnown for one	Unknown — not stated by the source	MAC, URL/Keywords, WebContent
DoS attack preventionKnown for one	Unknown — not stated by the source	Yes
ARP attack preventionKnown for one	Unknown — not stated by the source	Yes
IP-MAC-Port bindingKnown for one	Unknown — not stated by the source	Yes
Network address translation (NAT)Known for one	Unknown — not stated by the source	Yes
Network Address Translation (NAT) sessions (max)Known for one	Unknown — not stated by the source	30000
System event logKnown for one	Unknown — not stated by the source	Yes
VPN tunnels quantityKnown for one	Unknown — not stated by the source	50
VPN supportKnown for one	Unknown — not stated by the source	50 IPsec VPN Tunnels LAN-to-LAN, Client-to-LAN Main, Aggressive Negotiation Mode DES, 3DES, AES128, AES192, AES256 Encryption Algorithm MD5, SHA1 Authentication Algorithm IPsec NAT Traversal (NAT-T) Dead Peer Detection (DPD) Perfect Forward Secrecy (PFS) 16 PPTP VPN Tunnels PPTP VPN Server/Client PP
NAT functionalityKnown for one	Unknown — not stated by the source	One-to-One NAT Multi-nets NAT Virtual Server, DMZ Host, Port_Triggering, UPnP FTP/H.323/SIP/IPsec/PPTP ALG
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Quick installation guide	Yes	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
User Guide on CD-ROMKnown for one	No	Unknown — not stated by the source
Batteries includedKnown for one	No	Unknown — not stated by the source
Cables includedKnown for one	Unknown — not stated by the source	AC
Certificatesidentical
PSTI certifiedKnown for one	Yes	Unknown — not stated by the source
Waste Electrical and Electronic Equipment (WEEE) complianceKnown for one	Yes	Unknown — not stated by the source
Sustainability complianceKnown for one	Yes	Unknown — not stated by the source
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Supplier featuresidentical
Product or Article Information Sheet available?Known for one	Yes	Unknown — not stated by the source
Featuresidentical
Built-in processorKnown for one	Yes	Unknown — not stated by the source
Processor manufacturerKnown for one	Qualcomm	Unknown — not stated by the source
Processor frequencyKnown for one	1000 MHz	Unknown — not stated by the source
Flash memoryKnown for one	Unknown — not stated by the source	16 MB
Internal memoryKnown for one	Unknown — not stated by the source	128 MB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR2
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 10, Windows 2000, Windows 7, Windows 8, Windows 8.1, Windows 98SE, Windows NT, Windows Vista, Windows XP
Mac operating systems supportedKnown for one	Unknown — not stated by the source	macOS
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	CE, FCC, RoHS
Design2 differ
Product colour	Black	Black
Housing materialKnown for one	Plastic	Unknown — not stated by the source
Rack mountingDiffers	No	Yes
Wall mountableKnown for one	No	Unknown — not stated by the source
LED indicatorsDiffers	Light	Activity, Link, Power, Speed, System
Built-in displayKnown for one	No	Unknown — not stated by the source
On/off switchKnown for one	No	Unknown — not stated by the source
Country of originKnown for one	Vietnam	Unknown — not stated by the source
Rack capacityKnown for one	Unknown — not stated by the source	1U
Antennaidentical
Antenna typeKnown for one	External	Unknown — not stated by the source
Antenna gain level (max)Known for one	2.92 dBi	Unknown — not stated by the source
Antennas quantityKnown for one	4	Unknown — not stated by the source
Detachable antenna(s)	No	No
Power1 differ
Power source type	AC	AC
AC input voltage	100 - 240 V	100 - 240 V
AC input frequencyDiffers	50/60 Hz	50 - 60 Hz
Output voltageKnown for one	12 V	Unknown — not stated by the source
Output currentKnown for one	2 A	Unknown — not stated by the source
Power over Ethernet (PoE)Known for one	Unknown — not stated by the source	No
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 50 °C	0 - 40 °C
Storage temperature (T-T)Differs	-20 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Weight & dimensions3 differ
WidthDiffers	215 mm	294 mm
DepthDiffers	150 mm	180 mm
HeightDiffers	215 mm	44 mm
WeightKnown for one	710 g	Unknown — not stated by the source
Packaging data4 differ
Package widthDiffers	225 mm	400 mm
Package depthDiffers	87 mm	250 mm
Package heightDiffers	240 mm	80 mm
Package weightDiffers	1.15 kg	1.81 kg
Package typeKnown for one	Box	Unknown — not stated by the source
Protocolsidentical
DHCP clientKnown for one	Unknown — not stated by the source	Yes
DHCP serverKnown for one	Unknown — not stated by the source	Yes
DMZ supportKnown for one	Unknown — not stated by the source	Yes
Routing protocolsKnown for one	Unknown — not stated by the source	RIP-1, RIP-2
Management protocolsKnown for one	Unknown — not stated by the source	Telnet
Supported network protocolsKnown for one	Unknown — not stated by the source	TCP/IP, DHCP, ICMP, NAT, PPPoE, SNTP, HTTP, DNS, IPsec, PPTP, L2TP
Supported protocolsKnown for one	Unknown — not stated by the source	IPsec/PPTP/L2TP
Other featuresidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows 98SE, NT, 2000, XP, Vista, Windows 7 MAC OS NetWare, UNIX, Linux
Management platformKnown for one	Unknown — not stated by the source	Web/CLI/Telnet

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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