Product comparison · 2 modems

Motorola SB5120 modem vs Zyxel P-630-S3 ADSL USB Modem over ISDN

9specifications compared
8differ
1identical
20known for one product only

Key differences

The Motorola SB5120 modem has 29.2 Mbit/s more upstream data rate than the Zyxel P-630-S3 ADSL USB Modem over ISDN (30 Mbit/s vs 0.8 Mbit/s). The Motorola SB5120 modem has 30 Mbit/s more downstream data rate than the Zyxel P-630-S3 ADSL USB Modem over ISDN (38 Mbit/s vs 8 Mbit/s). The Motorola SB5120 modem has 13.4 mm more depth than the Zyxel P-630-S3 ADSL USB Modem over ISDN (58.4 mm vs 45 mm). Operating temperature (T-T): 0 - 40 °C on the Motorola SB5120 modem, 0 - 50 °C on the Zyxel P-630-S3 ADSL USB Modem over ISDN. Operating relative humidity (H-H): 0 - 95% on the Motorola SB5120 modem, 20 - 80% on the Zyxel P-630-S3 ADSL USB Modem over ISDN.

Upstream data rate
- SB5120 modem:30 Mbit/s
- P-630-S3 ADSL USB Modem over ISDN:0.8 Mbit/s
Downstream data rate
- SB5120 modem:38 Mbit/s
- P-630-S3 ADSL USB Modem over ISDN:8 Mbit/s
Operating temperature (T-T)
- SB5120 modem:0 - 40 °C
- P-630-S3 ADSL USB Modem over ISDN:0 - 50 °C
Operating relative humidity (H-H)
- SB5120 modem:0 - 95%
- P-630-S3 ADSL USB Modem over ISDN:20 - 80%
Storage temperature (T-T)
- SB5120 modem:-30 - 80 °C
- P-630-S3 ADSL USB Modem over ISDN:-30 - 60 °C
Depth
- SB5120 modem:58.4 mm
- P-630-S3 ADSL USB Modem over ISDN:45 mm
Height
- SB5120 modem:152.4 mm
- P-630-S3 ADSL USB Modem over ISDN:26 mm
Width
- SB5120 modem:157.5 mm
- P-630-S3 ADSL USB Modem over ISDN:110 mm

Side by side

Differences highlightedShow differences only

Comparison of SB5120, P-630-S3 ADSL USB Modem over ISDN
29 specifications	A Motorola SB5120 modem Model SB5120 View product	B Zyxel P-630-S3 ADSL USB Modem over ISDN View product
Performance2 differ
Upstream data rateDiffers	30 Mbit/s	0.8 Mbit/s
Downstream data rateDiffers	38 Mbit/s	8 Mbit/s
Data link protocolsKnown for one	TCP/IP	Unknown — not stated by the source
Maximum data transfer rateKnown for one	38 Mbit/s	Unknown — not stated by the source
ModulationKnown for one	256-QAM, 64-QAM, QPSK	Unknown — not stated by the source
Featuresidentical
InternalKnown for one	Unknown — not stated by the source	No
LED indicatorsKnown for one	Unknown — not stated by the source	DSL
BandwidthKnown for one	0.006 GHz	Unknown — not stated by the source
Frequency rangeKnown for one	0.005 - 0.042 GHz	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 compatibility	Yes	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 conditions3 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 50 °C
Operating relative humidity (H-H)Differs	0 - 95%	20 - 80%
Storage temperature (T-T)Differs	-30 - 80 °C	-30 - 60 °C
Non-operating relative humidity (non-condensing)Known for one	Unknown — not stated by the source	20 - 90%
Weight & dimensions3 differ
DepthDiffers	58.4 mm	45 mm
HeightDiffers	152.4 mm	26 mm
WeightKnown for one	Unknown — not stated by the source	78 g
WidthDiffers	157.5 mm	110 mm
Modemidentical
InterfaceKnown for one	USB	Unknown — not stated by the source
Poweridentical
Power requirementsKnown for one	(105 - 125)VAC, 60Hz/(100 - 240)VAC, (50 - 60)Hz	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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