Product comparison · 2 modems

NETGEAR MBM621 modem vs Zyxel P-630-S3 ADSL USB Modem over ISDN

9specifications compared
8differ
1identical
15known for one product only

Key differences

The Zyxel P-630-S3 ADSL USB Modem over ISDN 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-S3 ADSL USB Modem over ISDN 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-S3 ADSL USB Modem over ISDN (114 mm vs 45 mm). Operating temperature (T-T): 0 - 40 °C on the NETGEAR MBM621 modem, 0 - 50 °C on the Zyxel P-630-S3 ADSL USB Modem over ISDN. Storage temperature (T-T): -20 - 70 °C on the NETGEAR MBM621 modem, -30 - 60 °C on the Zyxel P-630-S3 ADSL USB Modem over ISDN.

Upstream data rate
- MBM621 modem:0.384 Mbit/s
- P-630-S3 ADSL USB Modem over ISDN:0.8 Mbit/s
Downstream data rate
- MBM621 modem:3.6 Mbit/s
- P-630-S3 ADSL USB Modem over ISDN:8 Mbit/s
Operating temperature (T-T)
- MBM621 modem:0 - 40 °C
- P-630-S3 ADSL USB Modem over ISDN:0 - 50 °C
Storage temperature (T-T)
- MBM621 modem:-20 - 70 °C
- P-630-S3 ADSL USB Modem over ISDN:-30 - 60 °C
Depth
- MBM621 modem:114 mm
- P-630-S3 ADSL USB Modem over ISDN:45 mm
Height
- MBM621 modem:25 mm
- P-630-S3 ADSL USB Modem over ISDN:26 mm
Weight
- MBM621 modem:300 g
- P-630-S3 ADSL USB Modem over ISDN:78 g
Width
- MBM621 modem:172 mm
- P-630-S3 ADSL USB Modem over ISDN:110 mm

Side by side

Differences highlightedShow differences only

Comparison of MBM621, P-630-S3 ADSL USB Modem over ISDN
24 specifications	A NETGEAR MBM621 modem Model MBM621 View product	B Zyxel P-630-S3 ADSL USB Modem over ISDN View product
Performance2 differ
Upstream data rateDiffers	0.384 Mbit/s	0.8 Mbit/s
Downstream data rateDiffers	3.6 Mbit/s	8 Mbit/s
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
LED indicatorsKnown for one	Unknown — not stated by the source	DSL
Connectivity LEDsKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
I/O portsKnown for one	Unknown — not stated by the source	1 x RJ-45 1 x USB
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
System requirementsidentical
Mac compatibilityKnown for one	Unknown — not stated by the source	Yes
Minimum RAMKnown for one	Unknown — not stated by the source	64 MB
Minimum processorKnown for one	Unknown — not stated by the source	Pentium II 233MHz/ Mac G3
Minimum system requirementsKnown for one	Unknown — not stated by the source	HD: 20 MB USB
Compatible operating systemsKnown for one	Unknown — not stated by the source	Win98, Win ME, Win2000, Win XP, Mac OS 9/X
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 - 80%
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	78 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.

More modem comparisons

All modem comparisons