Product comparison · 2 modems

StarTech.com External V.92 56K USB Fax Modem vs Zyxel P-871M VDSL2

9specifications compared
9differ
0identical
20known for one product only

Key differences

The Zyxel P-871M VDSL2 has 39.953 Mbit/s more upstream data rate than the StarTech.com External V.92 56K USB Fax Modem (40 Mbit/s vs 0.047 Mbit/s). The Zyxel P-871M VDSL2 has 79.945 Mbit/s more downstream data rate than the StarTech.com External V.92 56K USB Fax Modem (80 Mbit/s vs 0.055 Mbit/s). The StarTech.com External V.92 56K USB Fax Modem has 63 mm more depth than the Zyxel P-871M VDSL2 (195 mm vs 132 mm). Operating temperature (T-T): 0 - 70 °C on the StarTech.com External V.92 56K USB Fax Modem, 0 - 40 °C on the Zyxel P-871M VDSL2. Operating relative humidity (H-H): 5 - 95% on the StarTech.com External V.92 56K USB Fax Modem, 20 - 85% on the Zyxel P-871M VDSL2.

Upstream data rate
- External V.92 56K USB Fax Modem:0.047 Mbit/s
- P-871M VDSL2:40 Mbit/s
Downstream data rate
- External V.92 56K USB Fax Modem:0.055 Mbit/s
- P-871M VDSL2:80 Mbit/s
Operating temperature (T-T)
- External V.92 56K USB Fax Modem:0 - 70 °C
- P-871M VDSL2:0 - 40 °C
Operating relative humidity (H-H)
- External V.92 56K USB Fax Modem:5 - 95%
- P-871M VDSL2:20 - 85%
Storage temperature (T-T)
- External V.92 56K USB Fax Modem:-20 - 85 °C
- P-871M VDSL2:-20 - 60 °C
Depth
- External V.92 56K USB Fax Modem:195 mm
- P-871M VDSL2:132 mm
Height
- External V.92 56K USB Fax Modem:21 mm
- P-871M VDSL2:40 mm
Weight
- External V.92 56K USB Fax Modem:50 g
- P-871M VDSL2:307 g

Side by side

Differences highlightedShow differences only

Comparison of USB56KEM2, P-871M VDSL2
29 specifications	A StarTech.com External V.92 56K USB Fax Modem Model USB56KEM2 View product	B Zyxel P-871M VDSL2 View product
Performance2 differ
Upstream data rateDiffers	0.047 Mbit/s	40 Mbit/s
Downstream data rateDiffers	0.055 Mbit/s	80 Mbit/s
Networking featuresKnown for one	Unknown — not stated by the source	Ethernet, Fast Ethernet, VDSL1/2
Featuresidentical
Flow control supportKnown for one	Unknown — not stated by the source	Yes
InternalKnown for one	Unknown — not stated by the source	No
Connectivity LEDsKnown for one	Unknown — not stated by the source	Yes
LED indicatorsKnown for one	Power	Unknown — not stated by the source
Ports & interfacesidentical
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
I/O portsKnown for one	Unknown — not stated by the source	1 x WAN (RJ45), 1x DB9
Connector(s)Known for one	RJ-11, USB A	Unknown — not stated by the source
Poweridentical
Power supply typeKnown for one	Unknown — not stated by the source	9V AC 1000mA
Power consumption (typical)Known for one	0.1 W	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	Federal Communications Commission (FCC)
SafetyKnown for one	Unknown — not stated by the source	CSA 60950-1, UL 60950-1, EN 60950-1:2001+A11, IEC 60950-1:2001
CertificationKnown for one	Unknown — not stated by the source	EN55022 Class B, EN61000-3-2: 2000, EN61000-3-3: 1995+A1:2001, FCC Part 15 (Class B)
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.1D
Operational conditions3 differ
Operating temperature (T-T)Differs	0 - 70 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	5 - 95%	20 - 85%
Storage temperature (T-T)Differs	-20 - 85 °C	-20 - 60 °C
Non-operating relative humidity (non-condensing)Known for one	Unknown — not stated by the source	20 - 90%
Weight & dimensions4 differ
DepthDiffers	195 mm	132 mm
HeightDiffers	21 mm	40 mm
WeightDiffers	50 g	307 g
WidthDiffers	32 mm	189 mm
System requirementsidentical
Compatible operating systemsKnown for one	Windows ME/2000/ XP(32/64bit)/Vista(32/64bit)/ Server 2008 R2/7(32/64bit)/8(32/64-bit) Mac OS 10.5 Linux kernel 2.6.18 +	Unknown — not stated by the source
Packaging dataidentical
Package depthKnown for one	140 mm	Unknown — not stated by the source
Package heightKnown for one	131 mm	Unknown — not stated by the source
Package widthKnown for one	37.5 mm	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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