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Compare 4 products

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Lancom 1781VA Router
Lancom 1781VA
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TP-Link TL-WR840N Router
TP-Link TL-WR840N
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TP-Link TL-WR841N Router
TP-Link TL-WR841N
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TP-Link TL-WR940N Router
TP-Link TL-WR940N
Available colors
User rating
31
4.2 out of 5
31 user ratings
5 stars
38 %
4 stars
38 %
3 stars
22 %
2 stars
0 %
1 stars
0 %
293
3.5 out of 5
293 user ratings
5 stars
27 %
4 stars
17 %
3 stars
35 %
2 stars
11 %
1 stars
7 %
187
3.6 out of 5
187 user ratings
5 stars
34 %
4 stars
14 %
3 stars
32 %
2 stars
15 %
1 stars
3 %
140
3.7 out of 5
140 user ratings
5 stars
35 %
4 stars
20 %
3 stars
27 %
2 stars
12 %
1 stars
4 %

Connectivity

Connectivity technologyWired
  • Wireless
  • Wired
  • Wireless
  • Wired
  • Wireless
  • Wired
Number of LAN ports4444
Total USB ports1
N/A
N/A
N/A
Number of WAN ports
N/A
111
USB
N/A
nonono
Number of USB 2.0 ports
N/A
2
N/A
N/A
Communication mode
N/A
N/A
Full-Duplex
N/A

Design

Colour of productBlack
  • Black
  • Grey
  • White
  • Black
  • Blue
  • Grey
  • White
Black
LED indicatorsyes
N/A
N/A
N/A
Active cooling (fan)
N/A
nonono

Dimensions

Width8.27 in7.17 in7.56 in7.87 in
Height1.77 in1.38 in1.3 in1.1 in
Depth5.51 in5.04 in5.28 in5.51 in
Weight1.1 lb3.64 lb1.41 lb0.55 lb
Rack-mount designyes
N/A
nono
Rack height1U
N/A
N/A
N/A
Number of units
N/A
111

Communication

Network / transport Protocol
  • TCP/IP
  • PPTP
  • UDP/IP
  • NetBEUI/NetBIOS
  • NTP
  • ICMP/IP
  • PPPoE
  • IPoE
  • ARP
  • BOOTP
  • DHCP
  • PPTP
  • L2TP
  • IPSec
  • PPPoE
  • DDNS
  • TCP/IP
  • PPTP
  • L2TP
  • IPSec
  • PPPoE
  • TCP/IP
  • ICMP/IP
  • PPPoE
Wireless standards
  • IEEE 802.1x
  • IEEE 802.3
  • IEEE 802.3ab
  • IEEE 802.3u
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.3
  • IEEE 802.3u
  • IEEE 802.11n
  • IEEE 802.11a
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.1x
  • IEEE 802.3
  • IEEE 802.3u
  • IEEE 802.11n
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.1p
  • IEEE 802.1x
  • IEEE 802.3
  • IEEE 802.3u
  • IEEE 802.11n
  • IEEE 802.11a
Frequency band
N/A
2.4 GHz2.4 GHz2.4 GHz
Management interface
N/A
Web/networkWeb/networkWeb/network
Communication protocol
N/A
  • Quality of Service
  • Wireless Multimedia Extensions
  • Quality of Service
  • Wireless Multimedia Extensions
  • Quality of Service
  • Wireless Multimedia Extensions
Data link layer
N/A
  • Ethernet
  • Fast Ethernet
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
  • Ethernet
  • Fast Ethernet
  • IEEE 802.11a
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
  • Ethernet
  • Fast Ethernet
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
Mobile broadband support
N/A
nonono
Wireless network
N/A
yesyesyes
2.4GHz wireless network
N/A
yesyesyes
5GHz wireless network
N/A
nonono
External antenna
N/A
noyesyes
MIMO
N/A
yesyesyes
Number of antennas
N/A
223
Total wireless data transfer rate
N/A
300.0 Mbps300.0 Mbps300.0 Mbps
Wireless security
N/A
  • WEP
  • WPA-PSK
  • WPA
  • WPA2-PSK
  • WPA2
  • WPS
  • TKIP
  • WEP
  • WPA-PSK
  • WPA
  • WPA2-Enterprise
  • WPA2-PSK
  • WPA2
  • WPS
  • TKIP
  • WEP
  • WPA-PSK
  • WPA
  • WPA2-PSK
  • WPA2
  • WPS
  • WPA2-Enterprise
6to4
N/A
N/A
no
N/A
Number of simultaneous connections
N/A
N/A
4
N/A
Jumbo frames support
N/A
N/A
no
N/A
Throughput WAN-LAN
N/A
N/A
100.0 Mbps100.0 Mbps
VoIP (SIP)
N/A
N/A
nono
2.4GHz data transfer rate
N/A
N/A
300.0 Mbps
N/A
Detachable antenna
N/A
N/A
nono

Compatibility

Routing protocol
  • RIP-2
  • VRRP
Static IP routingStatic IP routingStatic IP routing
DynDNS
N/A
yesyesyes
Target audience
N/A
Home users
  • Business
  • Home users
Home users
Support for alternative firmware
N/A
N/A
  • DD-Wrt
  • OpenWrt
OpenWrt

Power

Min operating temperature5 °C0 °C0 °C0 °C
Max operating temperature40 °C40 °C40 °C40 °C
Power over Ethernet (PoE)no
N/A
no
N/A
Operational Power Consumption (min-max)
N/A
N/A
< 8
N/A

Security

Firewallyes
N/A
N/A
N/A
Encryption Algorithm
  • DES
  • Triple DES
  • Blowfish
  • MD5
  • IKE
  • SHA-1
  • CAST-128
  • 128-bit AES
  • 192-bit AES
  • 256-bit AES
  • 128-bit WEP
  • 64-bit WEP
  • WPA
  • WPA2
  • WPA-PSK
  • WPA2-PSK
  • 128-bit WEP
  • 64-bit WEP
  • 152-bit WEP
  • WPA
  • WPA2
  • WPA-PSK
  • WPA2-PSK
  • AES
  • 128-bit WEP
  • 64-bit WEP
  • 152-bit WEP
  • TKIP
  • WPA
  • WPA2
  • WPA-PSK
  • WPA2-PSK
DMZ
N/A
yesyesyes
VPN protocol
N/A
  • IPSec
  • L2TP
  • PPTP
  • IPSec
  • L2TP
  • PPTP
  • IPSec
  • L2TP
  • PPTP
VPN client
N/A
yesnoyes
Number of DMZ ports
N/A
N/A
4
N/A

Often compared with TP-Link TL-WR840N

Often compared with TP-Link TL-WR841N

Often compared with TP-Link TL-WR940N