Cisco switch comparison

C9300-48U-E vs WS-C3850-48U-L

A key difference between Cisco C9300-48U-E and WS-C3850-48U-L is Switch Role: C9300-48U-E — Campus access switch; WS-C3850-48U-L — Stackable campus access switch with limited Layer 3 routing. They also differ in Network License (Network Essentials vs Cisco IOS LAN Base) and Uplink Interfaces (Modular uplink bay vs Optional modular uplinks: up to 4 x 10G SFP+). Consider how switch role affects the deployment, then review the remaining differences before choosing the exact Product ID. The table below shows 69 specifications available for both models. Confirm licenses, accessories, power supplies and regional suffixes before ordering.

2models compared
69specs shown for every model
55differences found
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At-a-glance comparison

Key performance and configuration differences

Start with the differences that have the greatest effect on capacity, connectivity, software, power and deployment fit.

Switch Role
C9300-48U-E

Campus access switch

WS-C3850-48U-L

Stackable campus access switch with limited Layer 3 routing

Network License
C9300-48U-E

Network Essentials

WS-C3850-48U-L

Cisco IOS LAN Base

Uplink Interfaces
C9300-48U-E

Modular uplink bay

WS-C3850-48U-L

Optional modular uplinks: up to 4 x 10G SFP+

Maximum Uplink Speed
C9300-48U-E

40 Gbps

WS-C3850-48U-L

Up to 10 Gbps

Switching Capacity (Standalone)
C9300-48U-E

256 Gbps

WS-C3850-48U-L

176 Gbps

Switching Capacity (Stacked)
C9300-48U-E

736 Gbps

WS-C3850-48U-L

Not published by Cisco

Buying decision

How to choose between C9300-48U-E and WS-C3850-48U-L

Review the differences in this order to identify the model that best fits the intended deployment.

  1. 01

    Ports and uplinks

    Match access media, port count and speed first, then confirm that the uplink design fits the distribution layer.

  2. 02

    PoE and power

    Total the power required by connected devices and verify the PoE standard, budget, power supplies and redundancy.

  3. 03

    Performance and software

    Compare forwarding, stacking and scale in the intended topology, then confirm the license tier and software release.

Before ordering Confirm the exact Product ID, license tier, power supplies, accessories and regional requirements.
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Detailed comparison

Full specification comparison

Comparison parameter
Catalyst 3850 Series Switches
Product ID C9300-48U-EWS-C3850-48U-L
Product and ordering
Product Type Cisco Catalyst 9300 Series modular-uplink stackable access switch Cisco Catalyst 3850 Series stackable enterprise-class access switch
Form Factor 1RU 1RU
Switch Role Campus access switch Stackable campus access switch with limited Layer 3 routing
Network License Network Essentials Cisco IOS LAN Base
Configuration, licensing and management
Management Model Cisco Catalyst Center, WebUI, CLI, NETCONF, RESTCONF and SNMP Cisco IOS XE CLI, SNMP v1/v2c/v3, Cisco Prime Infrastructure
Ports and interfaces
Downlink Port Count 48 48
Access / Downlink Ports 48 x 10/100/1000 Cisco UPOE RJ-45 48 x 10/100/1000 RJ-45
Downlink Type 1G Cisco UPOE RJ-45 10/100/1000BASE-T RJ-45
Uplink Interfaces Modular uplink bay Optional modular uplinks: up to 4 x 10G SFP+
Maximum Uplink Speed 40 Gbps Up to 10 Gbps
Supported Network Modules C9300-NM-4G, C9300-NM-4M, C9300-NM-8X and C9300-NM-2Q C3850-NM-4-1G, C3850-NM-2-10G, C3850-NM-4-10G
Management Ports 1 x 10/100/1000BASE-T dedicated management port 1 x RJ-45 out-of-band management Ethernet port
Console Ports 1 x RJ-45; 1 x USB Mini-B console 1 x RJ-45 console port
USB Ports 1 x USB 2.0 Type-A host port Not published by Cisco
PoE-capable Ports 48 48
Connector Types RJ-45; SFP/SFP+/SFP28/QSFP; USB RJ-45 for 10/100/1000 and Multigigabit ports; SFP/SFP+ for uplinks and fiber; copper Cisco StackWise-480 stacking; Cisco StackPower cabling; RJ-45 management and console
Total System Ports 56 Not applicable
Performance and scale
Switching Capacity (Standalone) 256 Gbps 176 Gbps
Switching Capacity (Stacked) 736 Gbps Not published by Cisco
Forwarding Rate (Standalone) 190.48 Mpps 130.95 Mpps
Forwarding Rate (Stacked) 547.62 Mpps Not published by Cisco
MAC Address Scale 32,000 32,000
IPv4 Route Scale 32,000 24,000
IPv6 Route Scale 16,000 Not published by Cisco
Multicast Route Scale 8,000 Not published by Cisco
VLAN Scale 4,094 4,000
ACL Scale 5,120 Not published by Cisco
QoS Scale 5,120 Not published by Cisco
Packet Buffer 16 MB Not published by Cisco
Jumbo Frame Size 9,198 bytes 9,198 bytes
Flexible NetFlow Entries 64,000 48,000
Switched Virtual Interfaces 1,000 1,000
PoE and power
PoE Support Cisco UPOE Cisco UPOE on all downlink ports
PoE Standard Cisco UPOE; IEEE 802.3bt Type 3 capable Cisco UPOE (up to 60W per port); IEEE 802.3af/at compatible
Default PoE Budget 822 W 800 W
Maximum PoE Budget 1,800 W 1,900 W
Default Power Supply PWR-C1-1100WAC-P PWR-C1-1100WAC
Power Supply Slots 2 2
Power Supply Options 350W, 715W, 1100W and supported 1900W AC/HVDC power supplies PWR-C1-350WAC, PWR-C1-715WAC, PWR-C1-1100WAC, PWR-C1-440WDC
Maximum System Power 203.9 W 121.5 W
AC Input Voltage 100 to 240 V 100 to 240 V
AC Input Frequency 50 to 60 Hz 50 to 60 Hz
Power Input Type AC input; supported AC/HVDC options depend on power-supply model AC
Heat Dissipation 696 BTU/h Not published by Cisco
Power Redundancy Dual redundant field-replaceable power supplies Optional second modular power supply (1+1); Cisco StackPower; optional external Cisco XPS-2200
Stacking and resiliency
Stacking Technology StackWise-480 Cisco StackWise-480
Stack Bandwidth 480 Gbps 480 Gbps
Maximum Stack Members 8 9
StackPower Cisco StackPower Supported (Cisco StackPower)
Fan Modules 3 field-replaceable fans with N+1 redundancy 3 field-replaceable fans
Memory and software
Operating System Cisco IOS XE Cisco IOS XE
Minimum Software Release Cisco IOS XE 16.5.1a Not published by Cisco
DRAM 8 GB 4 GB
Flash Memory 16 GB 2 GB
CPU x86 CPU complex Not published by Cisco
Physical and environmental
Dimensions (H × W × D) 44 × 445 × 488 mm 44.5 × 445 × 488 mm
Weight 7.72 kg 8 kg
Operating Temperature -5 to 45 °C; -5 to 40 °C -5 to 45 °C; -5 to 40 °C
Storage Temperature -40 to 70 °C -40 to 70 °C
Storage Humidity Not listed Not published by Cisco
Operating Humidity 5% to 90% 10% to 95%
Operating Altitude Up to 3,048 m Up to 3,000 m
MTBF 227,410 hours 205,110 hours
Warranty Cisco Enhanced Limited Lifetime hardware warranty (E-LLW) Cisco Enhanced Limited Lifetime Warranty (E-LLW)
Acoustic Rating LpA 45 dBA typical; 48 dBA maximum (ISO 7779/9296, 25°C) 43 dB typical, 45 dB maximum (LpA per ISO 7779)
Environmental Compliance RoHS compliant Reduction of Hazardous Substances (RoHS) 5
Safety Certifications UL/CSA 60950-1; EN/IEC 60950-1 UL 60950-1 Second Edition, CAN/CSA-C22.2 No. 60950-1 Second Edition, EN 60950-1 Second Edition, IEC 60950-1 Second Edition, NOM
EMC Certifications FCC Part 15 Class A; EN 55032 Class A; CISPR 32 Class A FCC Part 15 Class A, AS/NZS CISPR22 Class A, CISPR22 Class A, EN55022 Class A, ICES-003 Class A, VCCI Class A, EN61000-3-2, EN61000-3-3, KN22 Class A, KCC, CNS13438 Class A, EN55024, CISPR24, KN24
Mounting 19-inch rack mount 19-inch rack mount
Airflow Front-to-back airflow Not published by Cisco

“Not listed” means that no confirmed value is currently available for that model and parameter.

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