Product comparison · 2 network cards

TP-Link TL-PA251KIT Ethernet 200 Mbit/s vs TP-Link 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket

21specifications compared
14differ
7identical
34known for one product only

Key differences

Connectivity technology
- TL-PA251KIT Ethernet 200 Mbit/s:Wired
- 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket:Wireless
Host interface
- TL-PA251KIT Ethernet 200 Mbit/s:PowerPlug
- 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket:PCI Express
Interface
- TL-PA251KIT Ethernet 200 Mbit/s:Ethernet
- 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket:WLAN
Maximum data transfer rate
- TL-PA251KIT Ethernet 200 Mbit/s:200 Mbit/s
- 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket:300 Mbit/s
Internal
- TL-PA251KIT Ethernet 200 Mbit/s:No
- 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket:Yes
Product colour
- TL-PA251KIT Ethernet 200 Mbit/s:Black, White
- 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket:Green
LED indicators
- TL-PA251KIT Ethernet 200 Mbit/s:LAN, Power, Status
- 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket:Yes
Width
- TL-PA251KIT Ethernet 200 Mbit/s:110 mm
- 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket:120.8 mm

Side by side

Differences highlightedShow differences only

Comparison of TL-PA251KIT, TL-WN881ND
55 specifications	A TP-Link TL-PA251KIT Ethernet 200 Mbit/s Model TL-PA251KIT View product	B TP-Link 300Mbps Wireless N PCI Express WiFi Adapter with low profile bracket Model TL-WN881ND View product
Ports & interfaces3 differ
Connectivity technologyDiffers	Wired	Wireless
Host interfaceDiffers	PowerPlug	PCI Express
InterfaceDiffers	Ethernet	WLAN
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Network4 differ
Maximum data transfer rateDiffers	200 Mbit/s	300 Mbit/s
Networking standardsDiffers	IEEE 802.3, IEEE 802.3u	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Wi-Fi bandKnown for one	Unknown — not stated by the source	Single-band (2.4 GHz)
Frequency rangeKnown for one	Unknown — not stated by the source	2.4 - 2.4835 GHz
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
WLAN data transfer rates supportedKnown for one	Unknown — not stated by the source	11,54,150,300 Mbit/s
ModulationDiffers	OFDM	16-QAM, 64-QAM, DBPSK, DQPSK, OFDM
Security algorithmsDiffers	128-bit AES	128-bit WEP, 64-bit WEP, WPA-PSK, WPA2-PSK, WPS
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Cabling technologyKnown for one	10/100BaseT(X)	Unknown — not stated by the source
Supported network protocolsKnown for one	TCP/IP	Unknown — not stated by the source
Design3 differ
InternalDiffers	No	Yes
Component forKnown for one	Unknown — not stated by the source	PC
Product colourDiffers	Black, White	Green
AntennaKnown for one	Unknown — not stated by the source	Yes
Antenna designKnown for one	Unknown — not stated by the source	External
Antenna connector typeKnown for one	Unknown — not stated by the source	RP-SMA
LED indicatorsDiffers	LAN, Power, Status	Yes
Receiver sensitivityKnown for one	Unknown — not stated by the source	270M: -68dBm@10% 130M: -68dBm@10% 108M: -73dBm@10% 54M: -73dBm@10% 11M: -89dBm@8% 6M: -87dBm@10% 1M: -90dBm@8%
CertificationKnown for one	Unknown — not stated by the source	CE, FCC
System requirements1 differ
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7 (32/64-bits) Windows Vista (32/64-bits) Windows XP (32/64-bits)
Windows operating systems supportedDiffers	Windows 2000, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 98SE, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Wind	Yes
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	110 mm	120.8 mm
DepthDiffers	58 mm	78.5 mm
HeightDiffers	43 mm	21.5 mm
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	200 mm
Package depthKnown for one	Unknown — not stated by the source	150 mm
Package heightKnown for one	Unknown — not stated by the source	39 mm
Package weightKnown for one	Unknown — not stated by the source	170 g
Packaging contentidentical
ManualKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	LAN (RJ-45)	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	85176990
Other featuresidentical
GainKnown for one	Unknown — not stated by the source	2 dBi
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Minimum system requirementsKnown for one	Unknown — not stated by the source	PCI-E x1
Antennas quantityKnown for one	Unknown — not stated by the source	2
Link/Act LEDKnown for one	Unknown — not stated by the source	Yes
Operating temperature (T-T)Known for one	Unknown — not stated by the source	32 - 104 °F
Networking featuresKnown for one	Fast Ethernet	Unknown — not stated by the source
Indoor rangeKnown for one	300m	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	3 W	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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