Product comparison · 2 modems

D-Link DFM-562IS modem 56 Kbit/s vs Zyxel P-871M VDSL Modem

3specifications compared
3differ
0identical
16known for one product only

Key differences

The Zyxel P-871M VDSL Modem has 12 mm more depth than the D-Link DFM-562IS modem 56 Kbit/s (132 mm vs 120 mm). The D-Link DFM-562IS modem 56 Kbit/s has 10 mm more height than the Zyxel P-871M VDSL Modem (50 mm vs 40 mm). The Zyxel P-871M VDSL Modem has 261 g more weight than the D-Link DFM-562IS modem 56 Kbit/s (307 g vs 46 g).

Depth
- DFM-562IS modem 56 Kbit/s:120 mm
- P-871M VDSL Modem:132 mm
Height
- DFM-562IS modem 56 Kbit/s:50 mm
- P-871M VDSL Modem:40 mm
Weight
- DFM-562IS modem 56 Kbit/s:46 g
- P-871M VDSL Modem:307 g

Side by side

Differences highlightedShow differences only

Comparison of DFM-562IS, P-871M VDSL Modem
19 specifications	A D-Link DFM-562IS modem 56 Kbit/s Model DFM-562IS 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	PCI	Unknown — not stated by the source
Performanceidentical
Data compressionKnown for one	V.42bis & MNP 2-4	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	Yes	Unknown — not stated by the source
Ports & interfacesidentical
Modem (RJ-11) portsKnown for one	2	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
System requirementsidentical
Compatible operating systemsKnown for one	Windows 98SE, Windows ME, Windows 2000, Windows XP	Unknown — not stated by the source
Certificatesidentical
SafetyKnown for one	LVD (EC 60950)	Unknown — not stated by the source
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
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-10 - 70 °C	Unknown — not stated by the source
Weight & dimensions3 differ
DepthDiffers	120 mm	132 mm
HeightDiffers	50 mm	40 mm
WeightDiffers	46 g	307 g
WidthKnown for one	Unknown — not stated by the source	189 mm

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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