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Product comparison · 2 network switches

D-Link 20-Port Gigabit Stackable Smart Managed Switch with vs D-Link 28-Port Gigabit SFP Stackable Smart Managed Switch with

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  • 65specifications compared
  • 10differ
  • 55identical
  • 6known for one product only

Key differences

  • SFP+ module slots quantity
    • 2
    • 4
  • Switching capacity
    • 112 Gbit/s
    • 128 Gbit/s
  • Forwarding rate
    • 83.33 Mpps
    • 95.24 Mpps
  • Mean time between failures (MTBF)
    • 630098 h
    • 446328 h
  • Power consumption (max)
    • 25.7 W
    • 45.2 W
  • Heat dissipation
    • 89 BTU/h
    • 154.13 BTU/h
  • Width
    • 280 mm
    • 440 mm
  • Depth
    • 180 mm
    • 210 mm

Side by side

Differences highlightedShow differences only
71 specifications
A

D-Link

20-Port Gigabit Stackable Smart Managed Switch with

Model DGS-1530-20/B

View product
B

D-Link

28-Port Gigabit SFP Stackable Smart Managed Switch with

Model DGS-1530-28S/B

View product
Management featuresidentical
Switch typeManagedManaged
Switch layerL2L2
Quality of Service (QoS) supportYesYes
Web-based managementYesYes
ARP inspectionYesYes
Configuring Location Settings (CLI)YesYes
Traffic classificationYesYes
System event logYesYes
Ports & interfaces2 differ
Basic switching RJ-45 Ethernet ports quantityKnown for one8
Basic switching RJ-45 Ethernet ports typeDiffersGigabit Ethernet (10/100/1000)No
SFP+ module slots quantityDiffers24
USB Type-A ports quantity11
Console portRJ-45RJ-45
USB 2.0 ports quantity11
SFP module slots quantityKnown for one24
Networkidentical
Networking standardsIEEE 802.3, IEEE 802.3ab, IEEE 802.3ae, IEEE 802.3u, IEEE 802.3xIEEE 802.3, IEEE 802.3ab, IEEE 802.3ae, IEEE 802.3u, IEEE 802.3x
10G supportYesYes
Port mirroringYesYes
Full duplexYesYes
Half duplexYesYes
Policy-based routingYesYes
Auto MDI/MDI-XKnown for oneYes
Auto-negotiationYesYes
Broadcast storm controlYesYes
Ethernet LAN data ratesKnown for one10,1000,100 Mbit/s
Flow control supportYesYes
Link aggregationYesYes
Spanning tree protocolYesYes
VLAN supportYesYes
Virtual LAN featuresPort-based VLAN, Voice VLAN, Private VLANPort-based VLAN, Voice VLAN, Private VLAN
Number of VLANs40964096
Data transmission2 differ
MAC address table16000 entries16000 entries
Switching capacityDiffers112 Gbit/s128 Gbit/s
Forwarding rateDiffers83.33 Mpps95.24 Mpps
Store-and-forwardYesYes
Jumbo frames supportYesYes
Jumbo frames1024010240
Packet buffer memory1.5 MB1.5 MB
Securityidentical
DHCP featuresDHCP snooping, DHCPv6 snoopingDHCP snooping, DHCPv6 snooping
Access Control List (ACL)YesYes
Access Control List (ACL) egress10001000
Access Control List (ACL) ingress20002000
IGMP snoopingYesYes
Authentication typeRADIUS, TACACS+RADIUS, TACACS+
BPDU filtering/protectionYesYes
Loop protectionYesYes
Password protectionYesYes
SSH/SSL supportYesYes
Security algorithmsSNMP, SNMPv2, SNMPv3SNMP, SNMPv2, SNMPv3
Multicast featuresidentical
Multicast supportYesYes
Designidentical
Rack mountingYesYes
StackableYesYes
Product colourBlackBlack
LED indicatorsYesYes
Number of fansKnown for one2 fan(s)
Performance1 differ
Mean time between failures (MTBF)Differs630098 h446328 h
Noise levelKnown for one52.4 dB
Power1 differ
Power sourceACAC
AC input voltage100 - 240 V100 - 240 V
AC input frequency50/60 Hz50/60 Hz
Power consumption (max)Differs25.7 W45.2 W
Power over Ethernet (PoE)identical
Power over Ethernet (PoE)NoNo
Operational conditions1 differ
Operating temperature (T-T)-5 - 50 °C-5 - 50 °C
Storage temperature (T-T)-20 - 70 °C-20 - 70 °C
Operating relative humidity (H-H)0 - 95%0 - 95%
Storage relative humidity (H-H)0 - 95%0 - 95%
Heat dissipationDiffers89 BTU/h154.13 BTU/h
Weight & dimensions3 differ
WidthDiffers280 mm440 mm
DepthDiffers180 mm210 mm
Height44 mm44 mm
WeightDiffers2 kg3.1 kg

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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