Product comparison · 2 modems

NETGEAR CMD31T modem vs NETGEAR MBM621 modem

9specifications compared
5differ
4identical
15known for one product only

Key differences

The NETGEAR CMD31T modem has 149.616 Mbit/s more upstream data rate than the NETGEAR MBM621 modem (150 Mbit/s vs 0.384 Mbit/s). The NETGEAR CMD31T modem has 146.4 Mbit/s more downstream data rate than the NETGEAR MBM621 modem (150 Mbit/s vs 3.6 Mbit/s). The NETGEAR CMD31T modem has 5 mm more height than the NETGEAR MBM621 modem (30 mm vs 25 mm).

Upstream data rate
- CMD31T modem:150 Mbit/s
- MBM621 modem:0.384 Mbit/s
Downstream data rate
- CMD31T modem:150 Mbit/s
- MBM621 modem:3.6 Mbit/s
Height
- CMD31T modem:30 mm
- MBM621 modem:25 mm
Weight
- CMD31T modem:310 g
- MBM621 modem:300 g
Width
- CMD31T modem:175 mm
- MBM621 modem:172 mm

Side by side

Differences highlightedShow differences only

Comparison of CMD31T, MBM621
24 specifications	A NETGEAR CMD31T modem Model CMD31T View product	B NETGEAR MBM621 modem Model MBM621 View product
Performance2 differ
Upstream data rateDiffers	150 Mbit/s	0.384 Mbit/s
Downstream data rateDiffers	150 Mbit/s	3.6 Mbit/s
Networking featuresKnown for one	Gigabit Ethernet, TCP/IP	Unknown — not stated by the source
Supported protocolsKnown for one	Unknown — not stated by the source	IPv4, TCP, UDP, DHCP, IEEE 802.2, IEEE 802.3, ICMP, HTTP, TFTP, NTP
Featuresidentical
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Connectivity LEDsKnown for one	Unknown — not stated by the source	Yes
Poweridentical
USB poweredKnown for one	No	Unknown — not stated by the source
System requirementsidentical
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Minimum system requirementsKnown for one	Cable Broadband Internet	Unknown — not stated by the source
Compatible operating systemsKnown for one	Microsoft Windows 7, Vista, XP, 2000, Mac OS	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS, CE, WEEE	Unknown — not stated by the source
CertificationKnown for one	CEC RoHS WEEE	Unknown — not stated by the source
Compliance industry standardsKnown for one	IPv6	Unknown — not stated by the source
Weight & dimensions3 differ
HeightDiffers	30 mm	25 mm
WeightDiffers	310 g	300 g
WidthDiffers	175 mm	172 mm
Packaging contentidentical
Cables includedKnown for one	LAN (RJ-45)	Unknown — not stated by the source
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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