TP-Link TL-WR543G + TL-WN321G vs TP-Link TL-WR543G + TL-WN551G

Comparison of TL-WR543G + TL-WN321G, TL-WR543G + TL-WN551G

31 specifications	A TP-Link TL-WR543G + TL-WN321GView product	B TP-Link TL-WR543G + TL-WN551GView product
WAN connectionidentical
Ethernet WAN	Yes	Yes
Wireless LAN featuresidentical
Modulation	BPSK, CCK, DBPSK, DQPSK, DSSS, OFDM, QPSK	BPSK, CCK, DBPSK, DQPSK, DSSS, OFDM, QPSK
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN interface type	Fast Ethernet	Fast Ethernet
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
Networking standards	IEEE 802.11b, IEEE 802.11g	IEEE 802.11b, IEEE 802.11g
Full duplex	Yes	Yes
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	4	4
DC-in jack	Yes	Yes
Management featuresidentical
Web-based management	Yes	Yes
Securityidentical
Security algorithms	128-bit WEP, 64-bit WEP, SSID, WPA, WPA-PSK, WPA2, WPA2-PSK	128-bit WEP, 64-bit WEP, SSID, WPA, WPA-PSK, WPA2, WPA2-PSK
Firewall	Yes	Yes
Filtering	Yes	Yes
MAC address filtering	Yes	Yes
Designidentical
Product colour	Black, White	Black, White
Indication light	Yes	Yes
LED indicators	Yes	Yes
Packaging contentidentical
Quick start guide	Yes	Yes
Antennaidentical
Antenna gain level (max)	3 dBi	3 dBi
Antennas quantity	1	1
Poweridentical
Power consumption (typical)	5.4 W	5.4 W
Operational conditionsidentical
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Weight & dimensionsidentical
Weight	500 g	500 g
Other featuresidentical
Data transfer rate	54 Mbit/s	54 Mbit/s
Dimensions (WxDxH)	174 x 111 x 30 mm	174 x 111 x 30 mm
Frequency range	2.4 - 2.4835 GHz	2.4 - 2.4835 GHz
Power supply type	9VDC/ 0.6A PSU	9VDC/ 0.6A PSU
xDSL connection	No	No

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.