Product comparison · 2 modems

Digicom 8D0155 modem 56 Kbit/s vs Motorola SB6121 modem

7specifications compared
6differ
1identical
22known for one product only

Key differences

The Motorola SB6121 modem has 53 mm more depth than the Digicom 8D0155 modem 56 Kbit/s (133 mm vs 80 mm). The Motorola SB6121 modem has 14 mm more height than the Digicom 8D0155 modem 56 Kbit/s (42 mm vs 28 mm). The Motorola SB6121 modem has 18 mm more width than the Digicom 8D0155 modem 56 Kbit/s (133 mm vs 115 mm). Operating temperature (T-T): 0 - 45 °C on the Digicom 8D0155 modem 56 Kbit/s, 0 - 40 °C on the Motorola SB6121 modem. Cables included: Phone (RJ-11), Serial on the Digicom 8D0155 modem 56 Kbit/s, LAN (RJ-45) on the Motorola SB6121 modem.

Operating temperature (T-T)
- 8D0155 modem 56 Kbit/s:0 - 45 °C
- SB6121 modem:0 - 40 °C
Depth
- 8D0155 modem 56 Kbit/s:80 mm
- SB6121 modem:133 mm
Height
- 8D0155 modem 56 Kbit/s:28 mm
- SB6121 modem:42 mm
Width
- 8D0155 modem 56 Kbit/s:115 mm
- SB6121 modem:133 mm
Cables included
- 8D0155 modem 56 Kbit/s:Phone (RJ-11), Serial
- SB6121 modem:LAN (RJ-45)

Side by side

Differences highlightedShow differences only

Comparison of 8D0155, SB6121
29 specifications	A Digicom 8D0155 modem 56 Kbit/s Model 8D0155 View product	B Motorola SB6121 modem Model SB6121 View product
Performanceidentical
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 rateKnown for one	Unknown — not stated by the source	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
Maximum fax transfer rateKnown for one	14400 bit/s	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
LED indicatorsKnown 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	1	Unknown — not stated by the source
RS-232 portsKnown for one	1	Unknown — not stated by the source
Power1 differ
Power requirementsDiffers	230 VAC/9VDC (600mA)	(105 - 125)VAC, 60Hz/(100 - 240)VAC, (50 - 60)Hz
Power supply typeKnown for one	Unknown — not stated by the source	9W
System requirementsidentical
Mac compatibilityKnown for one	Unknown — not stated by the source	Yes
Compatible operating systemsKnown for one	Windows 7, Vista, XP	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 45 °C	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 & dimensions3 differ
DepthDiffers	80 mm	133 mm
HeightDiffers	28 mm	42 mm
WidthDiffers	115 mm	133 mm
Packaging content1 differ
Cables includedDiffers	Phone (RJ-11), Serial	LAN (RJ-45)
Modemidentical
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
InterfaceKnown for one	RS-232C	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	RoHS	Unknown — not stated by the source
Compliance industry standardsKnown for one	V.92-V.90/V.34/V.42/V.42bis/V.44	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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