Product comparison · 2 modems

NETGEAR CM2500-100S modem 2000000 Kbit/s vs NETGEAR MBM621 modem

9specifications compared
7differ
2identical
18known for one product only

Key differences

The NETGEAR CM2500-100S modem 2000000 Kbit/s has 999.616 Mbit/s more upstream data rate than the NETGEAR MBM621 modem (1000 Mbit/s vs 0.384 Mbit/s). The NETGEAR CM2500-100S modem 2000000 Kbit/s has 1,996.4 Mbit/s more downstream data rate than the NETGEAR MBM621 modem (2000 Mbit/s vs 3.6 Mbit/s). The NETGEAR CM2500-100S modem 2000000 Kbit/s has 1 more Ethernet LAN (RJ-45) ports than the NETGEAR MBM621 modem (2 vs 1).

Upstream data rate
- CM2500-100S modem 2000000 Kbit/s:1000 Mbit/s
- MBM621 modem:0.384 Mbit/s
Downstream data rate
- CM2500-100S modem 2000000 Kbit/s:2000 Mbit/s
- MBM621 modem:3.6 Mbit/s
Ethernet LAN (RJ-45) ports
- CM2500-100S modem 2000000 Kbit/s:2
- MBM621 modem:1
Depth
- CM2500-100S modem 2000000 Kbit/s:94 mm
- MBM621 modem:114 mm
Height
- CM2500-100S modem 2000000 Kbit/s:208 mm
- MBM621 modem:25 mm
Weight
- CM2500-100S modem 2000000 Kbit/s:495 g
- MBM621 modem:300 g

Side by side

Differences highlightedShow differences only

Comparison of CM2500-100S, MBM621
27 specifications	A NETGEAR CM2500-100S modem 2000000 Kbit/s Model CM2500-100S View product	B NETGEAR MBM621 modem Model MBM621 View product
Modemidentical
Modem typeKnown for one	Cable modem (DOCSIS 3.1)	Unknown — not stated by the source
Modem speedKnown for one	2000000 Kbit/s	Unknown — not stated by the source
InterfaceKnown for one	2 × Gigabit Ethernet (RJ-45), Coaxial (F-type)	Unknown — not stated by the source
Form factorKnown for one	Desktop	Unknown — not stated by the source
Performance3 differ
Supported data transfer ratesKnown for one	10/100/1000	Unknown — not stated by the source
Data link protocolsKnown for one	DOCSIS 3.1, DOCSIS 3.0, Ethernet	Unknown — not stated by the source
Upstream data rateDiffers	1000 Mbit/s	0.384 Mbit/s
Downstream data rateDiffers	2000 Mbit/s	3.6 Mbit/s
Maximum data transfer rateKnown for one	2000 Mbit/s	Unknown — not stated by the source
ModulationKnown for one	OFDM, OFDMA, QAM	Unknown — not stated by the source
Networking featuresKnown for one	Link Aggregation, IPv6	Unknown — not stated by the source
Networking standardsKnown for one	IEEE 802.3, IEEE 802.3ab	Unknown — not stated by the source
Supported protocolsDiffers	IPv4, IPv6	IPv4, TCP, UDP, DHCP, IEEE 802.2, IEEE 802.3, ICMP, HTTP, TFTP, NTP
Featuresidentical
Product colourKnown for one	Black	Unknown — not stated by the source
InternalKnown for one	Unknown — not stated by the source	No
Connectivity LEDsKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
DC-in jack	Yes	Yes
Ethernet LAN (RJ-45) portsDiffers	2	1
Poweridentical
DC input voltageKnown for one	12 V	Unknown — not stated by the source
Weight & dimensions3 differ
DepthDiffers	94 mm	114 mm
HeightDiffers	208 mm	25 mm
WeightDiffers	495 g	300 g
Width	172 mm	172 mm
Packaging contentidentical
Cables includedKnown for one	LAN (RJ-45)	Unknown — not stated by the source
ManualKnown for one	Yes	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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