Product comparison · 2 modems

Manhattan 153577 modem 56 Kbit/s vs NETGEAR MBM621 modem

6specifications compared
5differ
1identical
19known for one product only

Key differences

The NETGEAR MBM621 modem has 3.544 Mbit/s more downstream data rate than the Manhattan 153577 modem 56 Kbit/s (3.6 Mbit/s vs 0.056 Mbit/s). The NETGEAR MBM621 modem has 74 mm more depth than the Manhattan 153577 modem 56 Kbit/s (114 mm vs 40 mm). The NETGEAR MBM621 modem has 52 mm more width than the Manhattan 153577 modem 56 Kbit/s (172 mm vs 120 mm). Only the Manhattan 153577 modem 56 Kbit/s has internal.

Downstream data rate
- 153577 modem 56 Kbit/s:0.056 Mbit/s
- MBM621 modem:3.6 Mbit/s
Internal
- 153577 modem 56 Kbit/s:Yes
- MBM621 modem:No
Depth
- 153577 modem 56 Kbit/s:40 mm
- MBM621 modem:114 mm
Width
- 153577 modem 56 Kbit/s:120 mm
- MBM621 modem:172 mm

Side by side

Differences highlightedShow differences only

Comparison of 153577, MBM621
25 specifications	A Manhattan 153577 modem 56 Kbit/s Model 153577 View product	B NETGEAR MBM621 modem Model MBM621 View product
Modemidentical
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
InterfaceKnown for one	PCI	Unknown — not stated by the source
Performance2 differ
Downstream data rateDiffers	0.056 Mbit/s	3.6 Mbit/s
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 protocolsDiffers	ITU-T V.92, V.90, V.34, V.32, V.22 bis, V.21 Bell 212A, 103	IPv4, TCP, UDP, DHCP, IEEE 802.2, IEEE 802.3, ICMP, HTTP, TFTP, NTP
Digital signal protocolKnown for one	H.324, V.80	Unknown — not stated by the source
Upstream data rateKnown for one	Unknown — not stated by the source	0.384 Mbit/s
Features1 differ
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
InternalDiffers	Yes	No
Connectivity LEDsKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
DC-in jack	Yes	Yes
Modem (RJ-11) portsKnown for one	2	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
System requirementsidentical
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 98SE/2000/Me/XP/Vista Linux	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
Weight & dimensions2 differ
DepthDiffers	40 mm	114 mm
WidthDiffers	120 mm	172 mm
HeightKnown for one	Unknown — not stated by the source	25 mm
WeightKnown for one	Unknown — not stated by the source	300 g
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 70 °C

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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