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Cisco Nexus vs Cisco Nexus 9000 Series comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Mar 1, 2026

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Cisco Nexus
Ranking in Data Center Networking
1st
Average Rating
8.4
Reviews Sentiment
7.7
Number of Reviews
108
Ranking in other categories
LAN Switching (2nd)
Cisco Nexus 9000 Series
Ranking in Data Center Networking
9th
Average Rating
9.2
Reviews Sentiment
4.6
Number of Reviews
6
Ranking in other categories
Ethernet Switches (21st)
 

Featured Reviews

Fakhar Mahmood - PeerSpot reviewer
Sr. Network Administrator at i2c
Migration between data centers has strengthened core connectivity and simplified segmentation
The biggest problems during migration were corporate issues, including dependencies on other devices such as F5, HSMs, and firewalls from Palo Alto. Everything was connected over the core switches, which made this a quite difficult part to manage and to onboard the teams and to understand the impact of the migration. We encountered an issue where we have two data centers, and unknowingly we were configuring the devices with the same VPC number on both devices. By doing that, we were not able to terminate the lease lines over those core switches. According to Cisco, we had to change the VPC number of one of the data center's core switches since they are in a VPC. We are still waiting, and it has been more than five to six years just to change the VPC number and migrate back the lease line. Now we are having cabin switches for the lease line and then the core switch. That VPC number issue was quite surprising for us. However, we have a very frequent issue with Cisco Nexus, particularly with the SFPs. Every time a port or the SFP heats up, it gets faulty. We have almost sixteen Nexus switches per data center. In a year, we experience one or two port issues per annum. We have standard Equinix data centers with standard installations, but somehow the temperature is always maintained and there is no ducting, yet the ports and the SFPs heat up or become faulty. This is a very frequent issue with the SFP-based port.
Fakhar Mahmood - PeerSpot reviewer
Sr. Network Administrator at i2c
Has consistently supported high availability with reliable performance and minimal disruption
Cisco Nexus 9000 Series and the routers are good, but the FMC or FTDs still need some improvement. We have Palo Alto firewalls and Next-Generation Firewalls in our environment. In comparison to the main firewall, we moved from Cisco FTDs to Palo Alto. We still have FTDs in our environment, but the majority of the firewalls have been moved to Palo Alto. They are more user-friendly, give more visibility, and are more efficient. The performance is better than Cisco. With the new features, Cisco is having some improvement for the FTD. I am currently evaluating the FTDs. The new version has better features like the encrypted visibility engine and user-based changes in FMCs, and other things are quite useful for us. FTDs do have limitations and other issues. We communicated that limitation and feature support to the Cisco account manager. We do have support for the devices. We currently have a weekly call with Cisco and they are making progress regarding new versions of the FMCs and introducing new features. The performance of deployment has improved quite a bit compared to four or five years ago.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"Cisco Nexus and Cisco Catalyst have processing power and offer good utilization of Cisco devices."
"We really like this solution; it's a great switch, and if there is a data center switch we try to lead with, it's the 9K."
"The most valuable features are the access layer security, OpenConfig, and OpenFlow."
"The initial setup is pretty easy."
"Cisco Nexus meets all of our requirements."
"The seamless integration of Nexus in the data center provides a scalable and stable solution."
"This product has improved the way our organization functions through the ability to do tasks in a maintenance window while allowing other teams to continue to work."
"The solution is stable."
"We are using the core capabilities of Cisco Nexus 9000 Series Ethernet switches, and it is performing well."
"Cisco Nexus 9000 Series is very durable and very reliable, and there has never been any issue with it."
"Cisco Nexus 9000 Series is quite a complex machine, but we are using a very simple configuration with basic Nexus switching, and we don't have many issues with Cisco Nexus 9000 Series at the moment in our present infrastructure."
"The stability and reliability of Cisco Nexus 9000 Series are robust, and once you put it on, it does not just fail; that takes a long time, maybe even years."
"Performance has been great with no abnormal behaviors detected, and the network remains stable even in failover scenarios, supporting vast environments with high availability."
"RealPresence works effectively."
 

Cons

"Currently, the switches don't behave like the 4500 switches in terms of acting as one physical chassis. So the multi-chassis PortChannel feature is not applicable in this case. Nevertheless, virtual port-channel feature covers this."
"It would be nice if the solution offered multiple types of port support."
"Ease-of-use and making things more human-readable is most important."
"Our only complaint is about the licensing because it can always be a little more cost-effective."
"They should work to make the pricing more reasonable for the local market."
"I would like to see Duo directly integrated with the Nexus hardware, instead of it being through the proxies, like how Duo works today."
"The flexibility and configuration could be better. It is not as reliable as Catalyst."
"The implementation process could be easier, which is something that should be improved."
"We find that Cisco has been left behind by the other vendors. The other vendors have adopted new technology, and we find Cisco lagging behind."
"For Cisco Nexus 9000 Series switches, I think we need to work on the HSRP. Whenever it flaps or something happens, it creates an issue."
"Cost-wise, Cisco Nexus 9000 Series is very expensive."
"The SFP modules we are using have had issues. We have Cisco modules, but they frequently heat up or there are packet error issues."
"I would rate the technical support for Cisco Nexus 9000 Series an eight out of ten. This rating is not because of their lack of expertise, but just the assignment period."
 

Pricing and Cost Advice

"In most cases, there is a need to secure perpetual licenses to be able to use the product. When I set up the product, there isn't just a one-time cost that is involved."
"The licensing fees for this solution are approximately $800,000 USD annually."
"It's worth the money we're paying for Nexus."
"The problem with Cisco, from what I see, is that their costs are much higher."
"Our licensing fees are paid annually."
"The price of this solution is good when compared to others in the market."
"We only have a yearly support contract, as we do not use any of the subscription-based functions at this time."
"Every Cisco product is more expensive than competitors on the market, which is just a fact, but from my perspective, it is worth it."
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Top Industries

By visitors reading reviews
Marketing Services Firm
8%
Comms Service Provider
7%
Manufacturing Company
7%
Financial Services Firm
7%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business19
Midsize Enterprise17
Large Enterprise83
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for Cisco Nexus?
We are a reseller, and we sell products to our customers.
What needs improvement with Cisco Nexus?
The biggest problems during migration were corporate issues, including dependencies on other devices such as F5, HSMs, and firewalls from Palo Alto. Everything was connected over the core switches,...
What is your primary use case for Cisco Nexus?
Cisco Nexus is used in data centers with a simple Nexus OS deployment model. In our environment, we do not use programmability with Cisco Nexus. The switches are used very basically in our infrastr...
What needs improvement with Cisco Nexus 9000 Series?
For Cisco Nexus 9000 Series switches, I think we need to work on the HSRP. Whenever it flaps or something happens, it creates an issue. That is the only thing. The HSRP flapping is the issue. Whene...
What is your primary use case for Cisco Nexus 9000 Series?
Cisco Nexus 9000 Series serves as a core router and core switch for users, and provides interconnectivity between the core switch and the access switch, as well as remote access switch for smaller ...
What advice do you have for others considering Cisco Nexus 9000 Series?
For the advanced policy-driven approach, we have a firewall already. I have not yet worked on the overlay technology support in Cisco Nexus 9000 Series, but I have worked a lot on the core capabili...
 

Overview

 

Sample Customers

Advanced Medical Transport, Banco de Guayaquil, Baylor Scott & White Health, BH Telecom, Bowling Green State University, Calligaris, Children's Hospital Colorado, City of Biel, Del Papa Distributing, Department of Justice, Dimension Data, Dualtec Cloud Builders, Electricity Authority of Cyprus, Grupo Industrial Saltillo (GIS), Hertz, K&L Gates , LightEdge, Lone Star College System, Management Science Associates, Mindtree, NBC Olympics, Quest, Sony Corporation, The Department of Education in Western Australia, Valley Proteins
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Find out what your peers are saying about Cisco Nexus vs. Cisco Nexus 9000 Series and other solutions. Updated: April 2026.
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