Cisco switch comparison
C9300-24T-A vs C9300-48T-A
C9300-24T-A has 24 data-only Gigabit access ports and C9300-48T-A has 48 in the same chassis dimensions. The larger port count raises aggregate switching and forwarding ratings, while supported uplink modules, routing tables, memory and stack bandwidth stay equal.
2models compared
65specs published for every model
10confirmed differences
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| Specification | C9300-24T-A | C9300-48T-A |
|---|---|---|
Downlink Port Count |
24 | 48 |
Access / Downlink Ports |
24 x 10/100/1000 data-only copper ports | 48 x 10/100/1000 data-only copper ports |
Switching Capacity (Standalone) |
208 Gbps | 256 Gbps |
Switching Capacity (Stacked) |
688 Gbps | 736 Gbps |
Forwarding Rate (Standalone) |
154.76 Mpps | 190.47 Mpps |
Forwarding Rate (Stacked) |
511.9 Mpps | 547.62 Mpps |
Detailed comparison
Full specification comparison
| Comparison parameter | ||
|---|---|---|
| Product ID | C9300-24T-A | C9300-48T-A |
| Product and ordering | ||
| Product Type | Cisco Catalyst 9300 Series modular-uplink stackable access switch | Cisco Catalyst 9300 Series modular-uplink stackable access switch |
| Form Factor | 1RU | 1RU |
| Switch Role | Campus access switch | Campus access switch |
| Network License | Network Advantage | Network Advantage |
| Configuration, licensing and management | ||
| Management Model | Cisco Catalyst Center, WebUI, CLI, NETCONF, RESTCONF and SNMP | Cisco Catalyst Center, WebUI, CLI, NETCONF, RESTCONF and SNMP |
| Ports and interfaces | ||
| Downlink Port Count | 24 | 48 |
| Access / Downlink Ports | 24 x 10/100/1000 data-only copper ports | 48 x 10/100/1000 data-only copper ports |
| Downlink Type | 1G RJ-45 | 1G RJ-45 |
| Uplink Interfaces | Modular uplink bay; network module ordered separately | Modular uplink bay; network module ordered separately |
| Maximum Uplink Speed | 40 Gbps | 40 Gbps |
| Supported Network Modules | C9300-NM-4G, C9300-NM-4M, C9300-NM-8X, C9300-NM-2Q, or C9300-NM-2YCatalyst 3850 network modules may also be used | C9300-NM-4G, C9300-NM-4M, C9300-NM-8X, C9300-NM-2Q, or C9300-NM-2YCatalyst 3850 network modules may also be used |
| Management Ports | 10/100/1000 Ethernet management, RJ-45 console, and USB mini-Type B console | 10/100/1000 Ethernet management, RJ-45 console, and USB mini-Type B console |
| Console Ports | 1 x RJ-45; 1 x USB Mini-B console | 1 x RJ-45; 1 x USB Mini-B console |
| USB Ports | 1 x USB 2.0 Type-A host port | 1 x USB 2.0 Type-A host port |
| PoE-capable Ports | 0 | 0 |
| Connector Types | RJ-45 10/100/1000BASE-T copper access ports | RJ-45 10/100/1000BASE-T copper access ports |
| Total System Ports | 32 | 56 |
| Performance and scale | ||
| Switching Capacity (Standalone) | 208 Gbps | 256 Gbps |
| Switching Capacity (Stacked) | 688 Gbps | 736 Gbps |
| Forwarding Rate (Standalone) | 154.76 Mpps | 190.47 Mpps |
| Forwarding Rate (Stacked) | 511.9 Mpps | 547.62 Mpps |
| MAC Address Scale | 32,000 | 32,000 |
| IPv4 Route Scale | 32,000 | 32,000 |
| IPv6 Route Scale | 16,000 | 16,000 |
| Multicast Route Scale | 8,000 | 8,000 |
| VLAN Scale | 4,094 | 4,094 |
| ACL Scale | 5,120 | 5,120 |
| QoS Scale | 5,120 | 5,120 |
| Packet Buffer | 16 MB | 16 MB |
| Jumbo Frame Size | 9,198 bytes | 9,198 bytes |
| Flexible NetFlow Entries | 64,000 | 64,000 |
| Switched Virtual Interfaces | 1,000 | 1,000 |
| PoE and power | ||
| PoE Support | Not supported | Not supported |
| PoE Standard | Not applicable | Not applicable |
| Default PoE Budget | Not applicable | Not applicable |
| Maximum PoE Budget | Not applicable | Not applicable |
| Default Power Supply | PWR-C1-350WAC-P (350 W AC) | PWR-C1-350WAC-P (350 W AC) |
| Power Supply Slots | 2 | 2 |
| Power Supply Options | 350W default; 715W or 1100W AC upgrade options | 350W default; 715W or 1100W AC upgrade options |
| Maximum System Power | 106.1 W | 120.9 W |
| AC Input Voltage | 100 to 240 V | 100 to 240 V |
| AC Input Frequency | 47 to 63 Hz | 47 to 63 Hz |
| Power Input Type | AC input; supported AC/HVDC options depend on power-supply model | AC input; supported AC/HVDC options depend on power-supply model |
| Power Redundancy | Dual redundant field-replaceable power supplies | Dual redundant field-replaceable power supplies |
| Stacking and resiliency | ||
| Stacking Technology | StackWise-480Stacks with Catalyst 9300 and 9300X models at the same license level; not with Catalyst 3850 or 3650 | StackWise-480Stacks with Catalyst 9300 and 9300X models at the same license level; not with Catalyst 3850 or 3650 |
| Stack Bandwidth | 480 Gbps | 480 Gbps |
| Maximum Stack Members | Up to 8 | Up to 8 |
| StackPower | Cisco StackPower | Cisco StackPower |
| Fan Modules | 3 field-replaceable fans with N+1 redundancy | 3 field-replaceable fans with N+1 redundancy |
| Memory and software | ||
| Operating System | Cisco IOS XE | Cisco IOS XE |
| Minimum Software Release | Cisco IOS XE 16.5.1a | Cisco IOS XE 16.5.1a |
| DRAM | 8 GB | 8 GB |
| Flash Memory | 16 GB | 16 GB |
| CPU | x86 CPU complex | x86 CPU complex |
| Physical and environmental | ||
| Dimensions (H × W × D) | 43.942 × 444.5 × 449.58 mm | 43.942 × 444.5 × 449.58 mm |
| Weight | 7.271 kg | 7.453 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 |
| Operating Humidity | 5% to 90% | 5% to 90% |
| Operating Altitude | Up to 3,048 m | Up to 3,048 m |
| MTBF | 314,790 hours | 305,870 hours |
| Warranty | Cisco Enhanced Limited Lifetime hardware warranty (E-LLW) | Cisco Enhanced Limited Lifetime hardware warranty (E-LLW) |
| Acoustic Rating | 45 dB LpA typical; 48 dB LpA maximum | 45 dB LpA typical; 48 dB LpA maximum |
| Environmental Compliance | RoHS 5 | RoHS 5 |
| Safety Certifications | UL 60950-1, CAN/CSA-C22.2 No. 60950-1, EN 60950-1, IEC 60950-1, AS/NZS 60950.1 | UL 60950-1, CAN/CSA-C22.2 No. 60950-1, EN 60950-1, IEC 60950-1, AS/NZS 60950.1 |
| EMC Certifications | FCC Part 15, EN 55032 Class A, CISPR 32 Class A, ICES-003 Class A | FCC Part 15, EN 55032 Class A, CISPR 32 Class A, ICES-003 Class A |
| Mounting | 19-inch rack mount | 19-inch rack mount |
| Airflow | Front-to-back airflow | Front-to-back airflow |
Specifications from Cisco Catalyst 9300 Series Switches Data Sheet (checked 2026-10-11).
“Not published by Cisco” and “Not listed” indicate that a confirmed direct comparison is unavailable. These rows are not counted as confirmed differences.
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