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Product comparison · 2 modems

D-Link DSL-520B modem vs Zyxel P-871M VDSL2

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  • 10specifications compared
  • 6differ
  • 4identical
  • 20known for one product only

Key differences

The Zyxel P-871M VDSL2 has 36.5 Mbit/s more upstream data rate than the D-Link DSL-520B modem (40 Mbit/s vs 3.5 Mbit/s). The Zyxel P-871M VDSL2 has 56 Mbit/s more downstream data rate than the D-Link DSL-520B modem (80 Mbit/s vs 24 Mbit/s). Power supply type: 100-240 VAC, 50/60 Hz on the D-Link DSL-520B modem, 9V AC 1000mA on the Zyxel P-871M VDSL2. Operating relative humidity (H-H): -5 - 95% on the D-Link DSL-520B modem, 20 - 85% on the Zyxel P-871M VDSL2. Storage temperature (T-T): -20 - 70 °C on the D-Link DSL-520B modem, -20 - 60 °C on the Zyxel P-871M VDSL2.

  • Upstream data rate
    • 3.5 Mbit/s
    • 40 Mbit/s
  • Downstream data rate
    • 24 Mbit/s
    • 80 Mbit/s
  • Power supply type
    • 100-240 VAC, 50/60 Hz
    • 9V AC 1000mA
  • Operating relative humidity (H-H)
    • -5 - 95%
    • 20 - 85%
  • Storage temperature (T-T)
    • -20 - 70 °C
    • -20 - 60 °C

Side by side

Differences highlightedShow differences only
30 specifications
A

D-Link

DSL-520B modem

Model DSL-520B

View product
B

Zyxel

P-871M VDSL2View product
Performance2 differ
Upstream data rateDiffers3.5 Mbit/s40 Mbit/s
Downstream data rateDiffers24 Mbit/s80 Mbit/s
Networking featuresKnown for oneEthernet, Fast Ethernet, VDSL1/2
MAC address filteringKnown for oneYes
Supported protocolsKnown for one- ATM Adaption Layer type 5 (AAL5) - Bridged or routed Ethernet encapsulation - VC and LLC based multiplexing - MAC Encapsulated Routing - ATM Forum UNI3.1/4.0 PVC - ATM Cell Format ITU-T Rec. I.361 - PPP over ATM (RFC 2364) - PPP over Ethernet (PPPoE) - PPP Link Control Protocol (LCP) - Internet Pr
Featuresidentical
Flow control supportKnown for oneYes
InternalNoNo
Connectivity LEDsKnown for oneYes
LED indicatorsKnown for oneYes
Plug and PlayKnown for oneYes
Power LEDKnown for oneYes
Ports & interfacesidentical
DC-in jackYesYes
Ethernet LAN (RJ-45) ports11
I/O portsKnown for one1 x WAN (RJ45), 1x DB9
Connector(s)Known for oneRJ-11, RJ-45
Modem (RJ-11) portsKnown for one1
Power1 differ
Power supply typeDiffers100-240 VAC, 50/60 Hz9V AC 1000mA
Certificates1 differ
Compliance certificatesKnown for oneFederal Communications Commission (FCC)
SafetyKnown for oneCSA 60950-1, UL 60950-1, EN 60950-1:2001+A11, IEC 60950-1:2001
CertificationKnown for oneEN55022 Class B, EN61000-3-2: 2000, EN61000-3-3: 1995+A1:2001, FCC Part 15 (Class B)
Compliance industry standardsDiffersADSL: Multi-mode, ANSI T1.413 Issue 2, ITU-T G.992.1 (G.dmt) Annex A, ITU-T G.992.2 (G.lite) Annex, AITU-T G.994.1 (G.hs), ADSL2: ITU-T G.992.3 (G.dmt.bis) Annex A/L/M ITU-T G.992.4 (G.lite.bis) Annex A, ADSL2+: ITU-T G.992.5 Annex A/MIEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.1D
Operational conditions2 differ
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)Differs-5 - 95%20 - 85%
Storage temperature (T-T)Differs-20 - 70 °C-20 - 60 °C
Non-operating relative humidity (non-condensing)Known for one20 - 90%
Weight & dimensionsidentical
DepthKnown for one132 mm
HeightKnown for one40 mm
WeightKnown for one307 g
WidthKnown for one189 mm
Modemidentical
InterfaceKnown for oneRJ-11, 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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