Product comparison · 2 modems

Motorola SB6121 modem vs Zyxel BRG-35503 modem

8specifications compared
6differ
2identical
16known for one product only

Key differences

The Motorola SB6121 modem has 3 mm more depth than the Zyxel BRG-35503 modem (133 mm vs 130 mm). The Zyxel BRG-35503 modem has 2 mm more height than the Motorola SB6121 modem (44 mm vs 42 mm). The Zyxel BRG-35503 modem has 47 mm more width than the Motorola SB6121 modem (180 mm vs 133 mm). Operating relative humidity (H-H): 5 - 95% on the Motorola SB6121 modem, 10 - 90% on the Zyxel BRG-35503 modem. Storage temperature (T-T): -30 - 70 °C on the Motorola SB6121 modem, -40 - 60 °C on the Zyxel BRG-35503 modem.

Operating relative humidity (H-H)
- SB6121 modem:5 - 95%
- BRG-35503 modem:10 - 90%
Storage temperature (T-T)
- SB6121 modem:-30 - 70 °C
- BRG-35503 modem:-40 - 60 °C
Depth
- SB6121 modem:133 mm
- BRG-35503 modem:130 mm
Height
- SB6121 modem:42 mm
- BRG-35503 modem:44 mm
Width
- SB6121 modem:133 mm
- BRG-35503 modem:180 mm

Side by side

Differences highlightedShow differences only

Comparison of SB6121, BRG-35503
24 specifications	A Motorola SB6121 modem Model SB6121 View product	B Zyxel BRG-35503 modem Model BRG-35503 View product
Performance1 differ
Data link protocolsKnown for one	TCP/IP	Unknown — not stated by the source
Upstream data rateKnown for one	131.072 Mbit/s	Unknown — not stated by the source
Downstream data rateKnown for one	222.464 Mbit/s	Unknown — not stated by the source
Maximum data transfer rateKnown for one	222.464 Mbit/s	Unknown — not stated by the source
ModulationDiffers	256-QAM, 64-QAM, QPSK	128-QAM, 16-QAM, 32-QAM, 64-QAM, 8-QAM, QPSK
Supported data transfer ratesKnown for one	Unknown — not stated by the source	120
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u
Featuresidentical
BandwidthKnown for one	0.1 GHz	Unknown — not stated by the source
Frequency rangeKnown for one	0.108 - 1 GHz	Unknown — not stated by the source
InternalKnown for one	Unknown — not stated by the source	No
LED indicatorsKnown for one	Unknown — not stated by the source	LAN, Link, Power, Status
Ports & interfacesidentical
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
Poweridentical
Power requirementsKnown for one	(105 - 125)VAC, 60Hz/(100 - 240)VAC, (50 - 60)Hz	Unknown — not stated by the source
Power supply typeKnown for one	9W	Unknown — not stated by the source
System requirementsidentical
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	5 - 95%	10 - 90%
Storage temperature (T-T)Differs	-30 - 70 °C	-40 - 60 °C
Weight & dimensions3 differ
DepthDiffers	133 mm	130 mm
HeightDiffers	42 mm	44 mm
WidthDiffers	133 mm	180 mm
WeightKnown for one	Unknown — not stated by the source	220 g
Packaging contentidentical
Cables includedKnown for one	LAN (RJ-45)	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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