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Product comparison · 2 modems

Motorola SB6121 modem vs NETGEAR ADSL2+ Ethernet Modem AnnexB

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  • 8specifications compared
  • 7differ
  • 1identical
  • 26known for one product only

Key differences

The Motorola SB6121 modem has 129.572 Mbit/s more upstream data rate than the NETGEAR ADSL2+ Ethernet Modem AnnexB (131.072 Mbit/s vs 1.5 Mbit/s). The Motorola SB6121 modem has 198.464 Mbit/s more downstream data rate than the NETGEAR ADSL2+ Ethernet Modem AnnexB (222.464 Mbit/s vs 24 Mbit/s). The Motorola SB6121 modem has 40 mm more depth than the NETGEAR ADSL2+ Ethernet Modem AnnexB (133 mm vs 93 mm). Operating relative humidity (H-H): 5 - 95% on the Motorola SB6121 modem, 10 - 90% on the NETGEAR ADSL2+ Ethernet Modem AnnexB. Storage temperature (T-T): -30 - 70 °C on the Motorola SB6121 modem, -20 - 70 °C on the NETGEAR ADSL2+ Ethernet Modem AnnexB.

  • Upstream data rate
    • 131.072 Mbit/s
    • 1.5 Mbit/s
  • Downstream data rate
    • 222.464 Mbit/s
    • 24 Mbit/s
  • Operating relative humidity (H-H)
    • 5 - 95%
    • 10 - 90%
  • Storage temperature (T-T)
    • -30 - 70 °C
    • -20 - 70 °C
  • Depth
    • 133 mm
    • 93 mm
  • Height
    • 42 mm
    • 30 mm
  • Width
    • 133 mm
    • 141 mm

Side by side

Differences highlightedShow differences only
34 specifications
A

Motorola

SB6121 modem

Model SB6121

View product
B

NETGEAR

ADSL2+ Ethernet Modem AnnexBView product
Modemidentical
Modem typeKnown for oneADSL2+
Modem speedKnown for one24576 Kbit/s
ChipsetKnown for oneBCM6338
Performance2 differ
Supported data transfer ratesKnown for one10/100 Mbps
Upstream data rateDiffers131.072 Mbit/s1.5 Mbit/s
Downstream data rateDiffers222.464 Mbit/s24 Mbit/s
Networking featuresKnown for oneIEEE 802.1d, 802.3, 802.3u
Supported protocolsKnown for oneUNI 3.1/4.0 PVC, OAM F4/F5, ITU G.992.1 (G.DMT), ITU G.992.2 (G.Lite), ITU G.992.3 (G.DMT.bis), ITU G.992.5
Data link protocolsKnown for oneTCP/IP
Maximum data transfer rateKnown for one222.464 Mbit/s
ModulationKnown for one256-QAM, 64-QAM, QPSK
Featuresidentical
InternalKnown for oneNo
Plug and PlayKnown for oneYes
Connectivity LEDsKnown for oneYes
BandwidthKnown for one0.1 GHz
Frequency rangeKnown for one0.108 - 1 GHz
Ports & interfacesidentical
Modem (RJ-11) portsKnown for one1
I/O portsKnown for one1xRJ45
DC-in jackKnown for oneYes
Ethernet LAN (RJ-45) portsKnown for one1
Certificatesidentical
Compliance certificatesKnown for oneRoHS, CE, Federal Communications Commission (FCC), C-TICK
CertificationKnown for oneFCC 15, FCC 68, CE, RoHS, A-Tick, C-Tick
Operational conditions2 differ
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)Differs5 - 95%10 - 90%
Storage temperature (T-T)Differs-30 - 70 °C-20 - 70 °C
Non-operating relative humidity (non-condensing)Known for one5 - 95%
Weight & dimensions3 differ
DepthDiffers133 mm93 mm
HeightDiffers42 mm30 mm
WeightKnown for one190 g
WidthDiffers133 mm141 mm
Poweridentical
Power requirementsKnown for one(105 - 125)VAC, 60Hz/(100 - 240)VAC, (50 - 60)Hz
Power supply typeKnown for one9W
System requirementsidentical
Mac compatibilityKnown for oneYes
Packaging contentidentical
Cables includedKnown for oneLAN (RJ-45)

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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