Product comparison · 2 modems

NETGEAR MBM621 modem vs Zyxel P-630-S modem

12specifications compared
10differ
2identical
9known for one product only

Key differences

The Zyxel P-630-S modem has 0.416 Mbit/s more upstream data rate than the NETGEAR MBM621 modem (0.8 Mbit/s vs 0.384 Mbit/s). The Zyxel P-630-S modem has 4.4 Mbit/s more downstream data rate than the NETGEAR MBM621 modem (8 Mbit/s vs 3.6 Mbit/s). The NETGEAR MBM621 modem has 69 mm more depth than the Zyxel P-630-S modem (114 mm vs 45 mm). Only the NETGEAR MBM621 modem has DC-in jack. Operating temperature (T-T): 0 - 40 °C on the NETGEAR MBM621 modem, 0 - 50 °C on the Zyxel P-630-S modem.

Upstream data rate
- MBM621 modem:0.384 Mbit/s
- P-630-S modem:0.8 Mbit/s
Downstream data rate
- MBM621 modem:3.6 Mbit/s
- P-630-S modem:8 Mbit/s
DC-in jack
- MBM621 modem:Yes
- P-630-S modem:No
Operating temperature (T-T)
- MBM621 modem:0 - 40 °C
- P-630-S modem:0 - 50 °C
Storage temperature (T-T)
- MBM621 modem:-20 - 70 °C
- P-630-S modem:-30 - 60 °C
Depth
- MBM621 modem:114 mm
- P-630-S modem:45 mm
Height
- MBM621 modem:25 mm
- P-630-S modem:26 mm
Weight
- MBM621 modem:300 g
- P-630-S modem:75 g

Side by side

Differences highlightedShow differences only

Comparison of MBM621, P-630-S
21 specifications	A NETGEAR MBM621 modem Model MBM621 View product	B Zyxel P-630-S modem Model P-630-S View product
Performance3 differ
Upstream data rateDiffers	0.384 Mbit/s	0.8 Mbit/s
Downstream data rateDiffers	3.6 Mbit/s	8 Mbit/s
Supported protocolsDiffers	IPv4, TCP, UDP, DHCP, IEEE 802.2, IEEE 802.3, ICMP, HTTP, TFTP, NTP	PPPoE, PPPoA
Featuresidentical
Internal	No	No
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Connectivity LEDs	Yes	Yes
Ports & interfaces1 differ
DC-in jackDiffers	Yes	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Poweridentical
USB poweredKnown for one	Unknown — not stated by the source	Yes
System requirementsidentical
Minimum processorKnown for one	Unknown — not stated by the source	Pentium 2 233MHz
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	CE, Federal Communications Commission (FCC)
CertificationKnown for one	Unknown — not stated by the source	FCC part 15 & 68, CE, WHQL
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 50 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 85%
Storage temperature (T-T)Differs	-20 - 70 °C	-30 - 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	45 mm
HeightDiffers	25 mm	26 mm
WeightDiffers	300 g	75 g
WidthDiffers	172 mm	110 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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