Product comparison · 2 modems

NETGEAR CMD31T modem vs Zyxel P-871M VDSL2

13specifications compared
10differ
3identical
16known for one product only

Key differences

The NETGEAR CMD31T modem has 110 Mbit/s more upstream data rate than the Zyxel P-871M VDSL2 (150 Mbit/s vs 40 Mbit/s). The NETGEAR CMD31T modem has 70 Mbit/s more downstream data rate than the Zyxel P-871M VDSL2 (150 Mbit/s vs 80 Mbit/s). The Zyxel P-871M VDSL2 has 18 mm more depth than the NETGEAR CMD31T modem (132 mm vs 114 mm). Networking features: Gigabit Ethernet, TCP/IP on the NETGEAR CMD31T modem, Ethernet, Fast Ethernet, VDSL1/2 on the Zyxel P-871M VDSL2. Compliance certificates: RoHS, CE, WEEE on the NETGEAR CMD31T modem, Federal Communications Commission (FCC) on the Zyxel P-871M VDSL2.

Upstream data rate
- CMD31T modem:150 Mbit/s
- P-871M VDSL2:40 Mbit/s
Downstream data rate
- CMD31T modem:150 Mbit/s
- P-871M VDSL2:80 Mbit/s
Depth
- CMD31T modem:114 mm
- P-871M VDSL2:132 mm
Height
- CMD31T modem:30 mm
- P-871M VDSL2:40 mm
Weight
- CMD31T modem:310 g
- P-871M VDSL2:307 g
Width
- CMD31T modem:175 mm
- P-871M VDSL2:189 mm

Side by side

Differences highlightedShow differences only

Comparison of CMD31T, P-871M VDSL2
29 specifications	A NETGEAR CMD31T modem Model CMD31T View product	B Zyxel P-871M VDSL2 View product
Performance3 differ
Upstream data rateDiffers	150 Mbit/s	40 Mbit/s
Downstream data rateDiffers	150 Mbit/s	80 Mbit/s
Networking featuresDiffers	Gigabit Ethernet, TCP/IP	Ethernet, Fast Ethernet, VDSL1/2
Featuresidentical
Flow control supportKnown for one	Unknown — not stated by the source	Yes
Internal	No	No
Connectivity LEDsKnown for one	Unknown — not stated by the source	Yes
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
DC-in jack	Yes	Yes
Ethernet LAN (RJ-45) ports	1	1
I/O portsKnown for one	Unknown — not stated by the source	1 x WAN (RJ45), 1x DB9
Poweridentical
Power supply typeKnown for one	Unknown — not stated by the source	9V AC 1000mA
USB poweredKnown for one	No	Unknown — not stated by the source
Certificates3 differ
Compliance certificatesDiffers	RoHS, CE, WEEE	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
CertificationDiffers	CEC RoHS WEEE	EN55022 Class B, EN61000-3-2: 2000, EN61000-3-3: 1995+A1:2001, FCC Part 15 (Class B)
Compliance industry standardsDiffers	IPv6	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	114 mm	132 mm
HeightDiffers	30 mm	40 mm
WeightDiffers	310 g	307 g
WidthDiffers	175 mm	189 mm
System requirementsidentical
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Minimum system requirementsKnown for one	Cable Broadband Internet	Unknown — not stated by the source
Compatible operating systemsKnown for one	Microsoft Windows 7, Vista, XP, 2000, Mac OS	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.

More modem comparisons

All modem comparisons