Product comparison · 2 modems

NETGEAR MBM621 modem vs Zyxel P-871M VDSL2

12specifications compared
7differ
5identical
11known for one product only

Key differences

The Zyxel P-871M VDSL2 has 39.616 Mbit/s more upstream data rate than the NETGEAR MBM621 modem (40 Mbit/s vs 0.384 Mbit/s). The Zyxel P-871M VDSL2 has 76.4 Mbit/s more downstream data rate than the NETGEAR MBM621 modem (80 Mbit/s vs 3.6 Mbit/s). The Zyxel P-871M VDSL2 has 18 mm more depth than the NETGEAR MBM621 modem (132 mm vs 114 mm). Storage temperature (T-T): -20 - 70 °C on the NETGEAR MBM621 modem, -20 - 60 °C on the Zyxel P-871M VDSL2.

Upstream data rate
- MBM621 modem:0.384 Mbit/s
- P-871M VDSL2:40 Mbit/s
Downstream data rate
- MBM621 modem:3.6 Mbit/s
- P-871M VDSL2:80 Mbit/s
Storage temperature (T-T)
- MBM621 modem:-20 - 70 °C
- P-871M VDSL2:-20 - 60 °C
Depth
- MBM621 modem:114 mm
- P-871M VDSL2:132 mm
Height
- MBM621 modem:25 mm
- P-871M VDSL2:40 mm
Weight
- MBM621 modem:300 g
- P-871M VDSL2:307 g
Width
- MBM621 modem:172 mm
- P-871M VDSL2:189 mm

Side by side

Differences highlightedShow differences only

Comparison of MBM621, P-871M VDSL2
23 specifications	A NETGEAR MBM621 modem Model MBM621 View product	B Zyxel P-871M VDSL2 View product
Performance2 differ
Upstream data rateDiffers	0.384 Mbit/s	40 Mbit/s
Downstream data rateDiffers	3.6 Mbit/s	80 Mbit/s
Networking featuresKnown for one	Unknown — not stated by the source	Ethernet, Fast Ethernet, VDSL1/2
Supported protocolsKnown for one	IPv4, TCP, UDP, DHCP, IEEE 802.2, IEEE 802.3, ICMP, HTTP, TFTP, NTP	Unknown — not stated by the source
Featuresidentical
Flow control supportKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
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
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 conditions1 differ
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 85%
Storage temperature (T-T)Differs	-20 - 70 °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	114 mm	132 mm
HeightDiffers	25 mm	40 mm
WeightDiffers	300 g	307 g
WidthDiffers	172 mm	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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