Product comparison · 2 modems

Manhattan 153577 modem 56 Kbit/s vs Motorola SB6121 modem

5specifications compared
4differ
1identical
27known for one product only

Key differences

The Motorola SB6121 modem has 222.408 Mbit/s more downstream data rate than the Manhattan 153577 modem 56 Kbit/s (222.464 Mbit/s vs 0.056 Mbit/s). The Motorola SB6121 modem has 93 mm more depth than the Manhattan 153577 modem 56 Kbit/s (133 mm vs 40 mm). The Motorola SB6121 modem has 13 mm more width than the Manhattan 153577 modem 56 Kbit/s (133 mm vs 120 mm). Only the Motorola SB6121 modem has mac compatibility.

Downstream data rate
- 153577 modem 56 Kbit/s:0.056 Mbit/s
- SB6121 modem:222.464 Mbit/s
Mac compatibility
- 153577 modem 56 Kbit/s:No
- SB6121 modem:Yes
Depth
- 153577 modem 56 Kbit/s:40 mm
- SB6121 modem:133 mm
Width
- 153577 modem 56 Kbit/s:120 mm
- SB6121 modem:133 mm

Side by side

Differences highlightedShow differences only

Comparison of 153577, SB6121
32 specifications	A Manhattan 153577 modem 56 Kbit/s Model 153577 View product	B Motorola SB6121 modem Model SB6121 View product
Performance1 differ
Data link protocolsKnown for one	Unknown — not stated by the source	TCP/IP
Upstream data rateKnown for one	Unknown — not stated by the source	131.072 Mbit/s
Downstream data rateDiffers	0.056 Mbit/s	222.464 Mbit/s
Maximum data transfer rateKnown for one	Unknown — not stated by the source	222.464 Mbit/s
ModulationKnown for one	Unknown — not stated by the source	256-QAM, 64-QAM, QPSK
Data compressionKnown for one	MNP 5, ITU-T V.44, V.42	Unknown — not stated by the source
Maximum fax transfer rateKnown for one	14.4Kb/s	Unknown — not stated by the source
Supported protocolsKnown for one	ITU-T V.92, V.90, V.34, V.32, V.22 bis, V.21 Bell 212A, 103	Unknown — not stated by the source
Digital signal protocolKnown for one	H.324, V.80	Unknown — not stated by the source
Featuresidentical
BandwidthKnown for one	Unknown — not stated by the source	0.1 GHz
Frequency rangeKnown for one	Unknown — not stated by the source	0.108 - 1 GHz
Cable lengthKnown for one	1.5 m	Unknown — not stated by the source
Flow control supportKnown for one	Yes	Unknown — not stated by the source
InternalKnown for one	Yes	Unknown — not stated by the source
Ports & interfacesidentical
DC-in jack	Yes	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Modem (RJ-11) portsKnown for one	2	Unknown — not stated by the source
Poweridentical
Power requirementsKnown for one	Unknown — not stated by the source	(105 - 125)VAC, 60Hz/(100 - 240)VAC, (50 - 60)Hz
Power supply typeKnown for one	Unknown — not stated by the source	9W
System requirements1 differ
Mac compatibilityDiffers	No	Yes
Compatible operating systemsKnown for one	Windows 98SE/2000/Me/XP/Vista Linux	Unknown — not stated by the source
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	5 - 95%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-30 - 70 °C
Weight & dimensions2 differ
DepthDiffers	40 mm	133 mm
HeightKnown for one	Unknown — not stated by the source	42 mm
WidthDiffers	120 mm	133 mm
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	LAN (RJ-45)
Modemidentical
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
InterfaceKnown for one	PCI	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS, CE, Federal Communications Commission (FCC), WEEE	Unknown — not stated by the source
CertificationKnown for one	FCC, CE, RoHS, WEEE	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