Product comparison · 2 modems

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

4specifications compared
4differ
0identical
23known for one product only

Key differences

The Zyxel P-871M VDSL Modem has 57 mm more depth than the StarTech.com External V.92 56K USB Fax Modem – Dial up Data Modem (132 mm vs 75 mm). The Zyxel P-871M VDSL Modem has 22 mm more height than the StarTech.com External V.92 56K USB Fax Modem – Dial up Data Modem (40 mm vs 18 mm). The Zyxel P-871M VDSL Modem has 282 g more weight than the StarTech.com External V.92 56K USB Fax Modem – Dial up Data Modem (307 g vs 25 g).

Depth
- External V.92 56K USB Fax Modem – Dial up Data Modem:75 mm
- P-871M VDSL Modem:132 mm
Height
- External V.92 56K USB Fax Modem – Dial up Data Modem:18 mm
- P-871M VDSL Modem:40 mm
Weight
- External V.92 56K USB Fax Modem – Dial up Data Modem:25 g
- P-871M VDSL Modem:307 g
Width
- External V.92 56K USB Fax Modem – Dial up Data Modem:25 mm
- P-871M VDSL Modem:189 mm

Side by side

Differences highlightedShow differences only

Comparison of USB56KEM3, P-871M VDSL Modem
27 specifications	A StarTech.com External V.92 56K USB Fax Modem – Dial up Data Modem Model USB56KEM3 View product	B Zyxel P-871M VDSL Modem View product
Modemidentical
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
ChipsetKnown for one	Agere/LSI SV92U2C	Unknown — not stated by the source
Performanceidentical
Supported data transfer ratesKnown for one	56/48/14.4 Kbit/s	Unknown — not stated by the source
Data compressionKnown for one	V.44	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
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	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 ME/ 2000/ XP(32/64-bit)/ Vista(32/64-bit)/ 7(32/64-bit)/ Server 2008 R2	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	20 - 80%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	10 - 70 °C	Unknown — not stated by the source
Weight & dimensions4 differ
DepthDiffers	75 mm	132 mm
HeightDiffers	18 mm	40 mm
WeightDiffers	25 g	307 g
WidthDiffers	25 mm	189 mm
Packaging dataidentical
Package depthKnown for one	170 mm	Unknown — not stated by the source
Package heightKnown for one	35 mm	Unknown — not stated by the source
Package weightKnown for one	180 g	Unknown — not stated by the source
Package widthKnown for one	142 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.

More modem comparisons

All modem comparisons