Product comparison · 2 modems

NETGEAR CM500 modem vs Zyxel P-871M modem

6specifications compared
4differ
2identical
20known for one product only

Key differences

The Zyxel P-871M modem has 72 mm more depth than the NETGEAR CM500 modem (132 mm vs 60 mm). The NETGEAR CM500 modem has 84 mm more height than the Zyxel P-871M modem (124 mm vs 40 mm). The Zyxel P-871M modem has 27 g more weight than the NETGEAR CM500 modem (307 g vs 280 g).

Depth
- CM500 modem:60 mm
- P-871M modem:132 mm
Height
- CM500 modem:124 mm
- P-871M modem:40 mm
Weight
- CM500 modem:280 g
- P-871M modem:307 g
Width
- CM500 modem:185 mm
- P-871M modem:189 mm

Side by side

Differences highlightedShow differences only

Comparison of CM500, P-871M
26 specifications	A NETGEAR CM500 modem Model CM500 View product	B Zyxel P-871M modem Model P-871M View product
Performanceidentical
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
Networking featuresKnown for one	Unknown — not stated by the source	Ethernet, Fast Ethernet, VDSL1/2
Supported protocolsKnown for one	Unknown — not stated by the source	1 x WAN (RJ45)
Supported network protocolsKnown for one	IPv6	Unknown — not stated by the source
Featuresidentical
Flow control supportKnown for one	Unknown — not stated by the source	Yes
InternalKnown for one	Unknown — not stated by the source	No
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Connectivity LEDsKnown for one	Unknown — not stated by the source	Yes
Poweridentical
USB poweredKnown for one	Unknown — not stated by the source	No
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 Class B, EN61000-3-2: 2000, EN61000-3-3: 1995+A1:2001, FCC Part 15 (Class B), CSA 60950-1, UL 60950-1, EN 60950-1:2001+A11, IEC 60950-1:2001
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.1D
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 85%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 60 °C
Non-operating relative humidity (non-condensing)Known for one	Unknown — not stated by the source	20 - 90%
Weight & dimensions4 differ
DepthDiffers	60 mm	132 mm
HeightDiffers	124 mm	40 mm
WeightDiffers	280 g	307 g
WidthDiffers	185 mm	189 mm
Modemidentical
Internal memoryKnown for one	128 MB	Unknown — not stated by the source
Flash memoryKnown for one	8 MB	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	LAN (RJ-45)	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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