Product comparison · 2 modems

StarTech.com External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem vs Zyxel P-871M VDSL Modem

4specifications compared
4differ
0identical
21known for one product only

Key differences

The Zyxel P-871M VDSL Modem has 55 mm more depth than the StarTech.com External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem (132 mm vs 77 mm). The Zyxel P-871M VDSL Modem has 20 mm more height than the StarTech.com External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem (40 mm vs 20 mm). The Zyxel P-871M VDSL Modem has 277 g more weight than the StarTech.com External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem (307 g vs 30 g).

Depth
- External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem:77 mm
- P-871M VDSL Modem:132 mm
Height
- External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem:20 mm
- P-871M VDSL Modem:40 mm
Weight
- External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem:30 g
- P-871M VDSL Modem:307 g
Width
- External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem:27 mm
- P-871M VDSL Modem:189 mm

Side by side

Differences highlightedShow differences only

Comparison of USB56KEMH, P-871M VDSL Modem
25 specifications	A StarTech.com External V.92 56K USB Fax Modem – Hardware Based Dial up Data Modem Model USB56KEMH View product	B Zyxel P-871M VDSL Modem View product
Modemidentical
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
InterfaceKnown for one	USB2.0	Unknown — not stated by the source
ChipsetKnown for one	Conexant CX93010	Unknown — not stated by the source
Performanceidentical
Data compressionKnown for one	V.44, V.42bis, MNP 5	Unknown — not stated by the source
Data link protocolsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.1D
Upstream data rateKnown for one	Unknown — not stated by the source	40 Mbit/s
Downstream data rateKnown for one	Unknown — not stated by the source	80 Mbit/s
Featuresidentical
InternalKnown for one	No	Unknown — not stated by the source
Ports & interfacesidentical
Modem (RJ-11) portsKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Poweridentical
USB poweredKnown for one	Yes	Unknown — not stated by the source
System requirementsidentical
Compatible operating systemsKnown for one	Windows 8.1 (32/64bit), 8 (32/64), 7 (32/64), Vista(32/64), XP(32/64), Server 2012 2008 R2, 2003(32/64), Mac OS 10.7	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 70 °C	Unknown — not stated by the source
Weight & dimensions4 differ
DepthDiffers	77 mm	132 mm
HeightDiffers	20 mm	40 mm
WeightDiffers	30 g	307 g
WidthDiffers	27 mm	189 mm
Packaging dataidentical
Package depthKnown for one	163 mm	Unknown — not stated by the source
Package heightKnown for one	32 mm	Unknown — not stated by the source
Package weightKnown for one	150 g	Unknown — not stated by the source
Package widthKnown for one	136 mm	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	Federal Communications Commission (FCC)
CertificationKnown for one	Unknown — not stated by the source	- EN55022 - EN61000-3-2: 2000 - EN61000-3-3: 1995+A1: 2001 - FCC Abschnitt 15 - CSA 60950-1 - UL 60950-1 - EN 60950-1: 2001+A11 - IEC 60950-1: 2001

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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