Barracuda Load Balancer ADC vs Citrix NetScaler vs F5 BIG-IP Local Traffic Manager (LTM) comparison

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Barracuda Networks Logo
625 views|536 comparisons
66% willing to recommend
Citrix Logo
8,915 views|6,821 comparisons
91% willing to recommend
F5 Logo
10,290 views|8,518 comparisons
83% willing to recommend
Comparison Buyer's Guide
Executive Summary

We performed a comparison between Barracuda Load Balancer ADC, Citrix NetScaler, and F5 BIG-IP Local Traffic Manager (LTM) based on real PeerSpot user reviews.

Find out what your peers are saying about F5, Citrix, HAProxy and others in Application Delivery Controllers (ADC).
To learn more, read our detailed Application Delivery Controllers (ADC) Report (Updated: April 2024).
770,292 professionals have used our research since 2012.
Featured Review
Quotes From Members
We asked business professionals to review the solutions they use.
Here are some excerpts of what they said:
Pros
"Barracuda's technical support is good - whenever we have an issue, they immediately connect and resolve it.""The price is very good, and it's not very expensive."

More Barracuda Load Balancer ADC Pros →

"Content Redirection and SSO integration with Citrix XenApp/XenDesktop. The GUI was wonderful.""The load balancing feature and the fact that you can do context switching in the WAF are the most valuable. We majorly use it for load balancing, but we also use it for context switching in the WAF. It is also robust and very easy to work with and manage.""This solution increases the backend network service performance, which is one of the things that we like the most.""I like the ease of use. It's easy to manage. I also like it's ease of use with virtualization technologies with applications.""Load balancing, cache redirection, content switching, all connected with traffic management.""SSL Offload""Content Switching provides flexibility for routing traffic as desired to designated real servers. It also provides good geo capabilities through its GSLB feature.""Compared to other solutions, Citrix ADC is much more robust in terms of the native integration to cloud platforms. It is far more robust from an operational point of view as well."

More Citrix NetScaler Pros →

"We like the capability to combine the content switching with the intrusion prevention and adding the security roles, so we can expose certain sub-pieces outside without exposing everything.""NetFlow balancing and traffic balancing are good features.""Traffic Learning is the most valuable feature.""The iRule feature is very useful for inspecting HTTP. Sometimes, we use it for modifying the headers of the HTTP.""F5 Big-IP Local Traffic Manager has better modular features especially LTM, which according to the clients, is very beneficial. Most of the users opt for a combination of big IP LTM and WAF which helps them to leverage application load balancing and enhance application security many-fold.""The product is quite flexible.""I think F5's tech support may be better than Citrix's because they mainly focus on the ADC product, but Citrix support covers Hypervisor, XenMobile, FAS, and ADC. And from my experience, sometimes, we face some issues that Citrix cannot handle.""BIG-IP LTM is completely stable, and its performance is good."

More F5 BIG-IP Local Traffic Manager (LTM) Pros →

Cons
"The quality of the solution's performance could be improved.""Load Balancer ADC is competitively priced, but it's not feature-rich, and its technology is not that advanced."

More Barracuda Load Balancer ADC Cons →

"The GUI should be improved.""The solution can improve their support and send tickets directly to a Citrix ADC engineer in order to avoid having to escalate each support call.""The solution is a bit more expensive than some of the available solutions in this region. One solution in particular that I noticed was cheaper was Kemp.""The tool needs to add a feature where we can access the network policy access manager.""Scripting and writing expressions need to be improved by putting logic behind the rules and improve policies involving some of the scripting part, which is a tedious task to do.""The solution should be able to scale more effectively than it does.""Citrix NetScaler has been recently acquired by another company and the support has been negatively impacted, the solution is at its end of life. The support for the solution could improve. The sales team needs to be improved.""I would like to see support for scripting, like "iRule", which gives you the option to implement any configuration which is not available out of the box."

More Citrix NetScaler Cons →

"If we decide to migrate to the cloud, I don't think that BIG-IP is a good solution and we probably won't use it.""One area for improvement with F5 BIG-IP LTM could be its pricing, which some may find on the higher side.""F5 BIG-IP Local Traffic Manager could improve by having an FNI feature for a single source to multi-domain load balancing.""The synchronization does works fairly well. However, if I were to make changes, I would make it easier to start the sync process.""Technical support could be faster. It's something I'd like to see them work on in the future.""For integration with other AWS environments, we do some tie-ins with some autoscaling groups. This has been challenging for us. We have had issues, where when autoscaling groups scale up, there are some instances which are not showing up in the proper size. Then, those IPs would get registered with F5, but never get released. Therefore, we are ending up with a whole bunch of ghosted IPs.""Implementing whitepapers with a lot more applications could easily be added.""It requires a particular skill or training before being able to manage it."

More F5 BIG-IP Local Traffic Manager (LTM) Cons →

Pricing and Cost Advice
  • "Load Balancer ADC is cost-effective and is about half the price of F5."
  • More Barracuda Load Balancer ADC Pricing and Cost Advice →

  • "It's not for startups or SOHO."
  • "Costly product and complicated licensing."
  • "It all depends on the features that will be used and the number of accesses."
  • "It is true that it is a bit pricey compared to newer technologies coming to the market. For example, A10 is a load balancer that does everything that Citrix can and it does a lot more than what NetScaler does when it comes to the security space, and their prices are so cheap. Every box comes with its own license and support built into it. When you compare that with NetScaler, you have to buy licenses separately, you have to buy a support agreement that is going to be separate. A small NetScaler, even if it is a VPX which is a virtual server, could cost you close to $150,000 to $200,000 dollars. So the pricing is really high."
  • "We have been evaluating F5, Citrix, and other ADC products. Citrix is the most expense of all of them."
  • "We are quite happy with price. It's not too high."
  • "I do not have any experience with the pricing of the product."
  • "You get the value for your money. There aren't any hidden fees."
  • More Citrix NetScaler Pricing and Cost Advice →

  • "Though functionality is high, its cost can be considered slightly higher than its competitors​."
  • "The licensing pricing seems relatively easy enough to get your head around. I would advise anyone to ensure that you have a conversation with an F5 consultant before purchasing, as you would with most products."
  • "Take a look at the modules that you are going to use. Look into the best bundles for them."
  • "The only area that has room for improvement would be pricing, so its competitors do not have a say."
  • "If your IT budget is good, go for it."
  • "This product is costly from a licensing perspective considering its competitors."
  • "Check other vendors like Cisco, Citrix or A10 Networks. There are plenty in the market with which you can achieve same thing."
  • "Great product for the money. But they can get really expensive, so get what meets your needs."
  • More F5 BIG-IP Local Traffic Manager (LTM) Pricing and Cost Advice →

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    Questions from the Community
    Top Answer:The price is very good, and it's not very expensive.
    Top Answer:The price of the solution is reasonable. It costs approximately 200 million. So the price is very good, and it's not… more »
    Top Answer:The quality of the solution's performance could be improved. For example, the solution's performance is high because of… more »
    Top Answer:The most valuable feature for us is the application firewalling in Citrix NetScaler, ensuring only valid traffic enters… more »
    Top Answer:After deployment, Citrix Netscaler shifted to a subscription-based license scheme for support, which is slightly more… more »
    Top Answer:Citrix NetScaler is a robust product, but mastering it requires significant learning and training due to its complexity… more »
    Top Answer:The support from F5 BIG-IP LTM is good.
    Top Answer:There are a few licensing options available for F5 BIG-IP LTM. You can have a perpetual license which is a lifetime… more »
    Top Answer:The pricing must be more flexible. We get billed for firewalls based on the usage. It will be helpful if the solution… more »
    Ranking
    Views
    625
    Comparisons
    536
    Reviews
    2
    Average Words per Review
    309
    Rating
    7.0
    Views
    8,915
    Comparisons
    6,821
    Reviews
    25
    Average Words per Review
    382
    Rating
    8.3
    Views
    10,290
    Comparisons
    8,518
    Reviews
    29
    Average Words per Review
    485
    Rating
    8.4
    Comparisons
    Also Known As
    Barracuda Load Balancer
    Citrix ADC, NetScaler, Citrix NetScaler VPX
    F5 BIG-IP, BIG-IP LTM, F5 ASM, Viprion, F5 BIG-IP Virtual Edition , Crescendo Networks Application Delivery Controller, BIG IP
    Learn More
    Overview
    Barracuda Load Balancer is ideal for organizations looking for a high-performance, yet cost-effective application delivery and security solution. With the broadest range of hardware and virtual models, Barracuda Load Balancer provides maximum flexibility for organizations looking to build highly secure and scalable application infrastructure, whether it's deployed on-premises or in the cloud.

    Citrix NetScaler is an application delivery controller (ADC) and load-balancing solution for multi-cloud environments. Because its software and hardware form factors are all built on a single code base, Citrix NetScaler provides operational and feature consistency with comprehensive security for monolithic and microservices-based applications on-premises and in the cloud. The solution is designed to optimize, manage, and secure network traffic. Switching features, security and protection features, and network integration efficiency capabilities are all part of its feature set.

    Citrix NetScaler Features

    Citrix NetScaler has many valuable key features. Some of the most useful ones include:

    • Citrix Gateway
    • Secure Access
    • Layer 7 content switching
    • Database load balancing
    • Triscale clustering
    • E-based policy enforcement
    • Surge protection and priority queuing
    • Application acceleration
    • Application security, including DoS attack defense, content rewriting and response control, SSL encryption, and more.
    • Network Integration

    Citrix NetScaler Benefits

    There are many benefits to implementing Citrix NetScaler. Some of the biggest advantages the solution offers include:

    • Improved Application Performance: Citrix NetScaler optimizes the delivery of applications, reducing latency and improving the user experience.
    • Scalability: The solution can scale to handle large amounts of traffic, ensuring that applications are available even during periods of high demand.
    • Advanced Security: Citrix NetScaler includes a range of security features, such as SSL offloading, to help secure applications and protect against threats.
    • Availability: Load balancing and failover capabilities ensure that applications are always available, even in the event of a failure.
    • Good user experience: The solution’s Global Server Load Balancing (GSLB) ensures that users are directed to the nearest available application, reducing latency and improving the user experience.
    • Reduced costs: By improving application performance and reducing downtime, Citrix NetScaler can help organizations reduce costs associated with application delivery.
    • Agility: Citrix NetScaler makes it easier for organizations to deploy and manage applications, helping to increase the speed and efficiency of IT operations.
    • Analytics and monitoring: Provides insight into network and application performance, helping organizations to identify and resolve issues quickly.

    Reviews from Real Users

    Citrix NetScaler is a solution that stands out when compared to many of its competitors. Some of its major advantages are that it is easy to use, is robust, and has good load balancing.

    A Senior Citrix Engineer at Troye, says, “The web application firewalling component is probably the most powerful feature as it can identify attacks on the network at an application level which is quite important. There is also good functionality where we use IP reputation and geofencing to mitigate threats from the outside world.”

    “The feature that I have found most valuable is its load balancing,” explains a Security Consultant at a tech services company.

    Timur G., Team Head of Network Security at DOM.RF, writes, “The most valuable feature of Citrix ADC is its ease of use.” 

    Another PeerSpot reviewer, Nirav S., Technical Solutions Architect at MindTree, mentions, "Compared to other solutions, Citrix ADC is much more robust in terms of the native integration to cloud platforms. It is far more robust from an operational point of view as well."

    F5 BIG-IP LTM optimizes the speed and reliability of your apps via both network and application layers. Using real-time protocol and traffic management decisions based on app and server and connection management conditions, and TCP and content offloading, BIG-IP LTM dramatically improves application and infrastructure responsiveness. BIG-IP LTM's architecture includes protocol awareness to control traffic for the most important applications. BIG-IP LTM tracks the dynamic performance levels of servers and delivers SSL performance and visibility for inbound and outbound traffic, to protect the user experience by encrypting everything from the client to the server.

    BIG-IP LTM provides enterprise-class Application Delivery Controller (ADC). You get granular layer 7 control, SSL offloading and acceleration capabilities, and advanced scaling technologies that deliver performance and reliability on-demand. The highly optimized TCP/IP stack combines TCP/IP techniques and improvements in the latest RFCs with extensions to minimize the effect of congestion and packet loss and recovery. Independent testing tools and customer experiences show LTM's TCP stack delivers up to a 2x performance gain for users and a 4x increase in bandwidth efficiency.

    Sample Customers
    Fenwal Blood Technologies
    ABB Schweiz, Aer Lingus, AIDS Healthcare Foundation, Amnet Technology Solutions, Aramex International, Ascenty, Atos, Autodesk
    Riken, TransUnion, Tepco Systems Administration, Daejeon University, G&T Bank, Danamon, CyberAgent Inc.
    Top Industries
    VISITORS READING REVIEWS
    Computer Software Company17%
    Educational Organization9%
    Retailer7%
    Financial Services Firm7%
    REVIEWERS
    Computer Software Company26%
    Financial Services Firm15%
    Manufacturing Company11%
    Healthcare Company8%
    VISITORS READING REVIEWS
    Computer Software Company15%
    Financial Services Firm13%
    Government9%
    Healthcare Company5%
    REVIEWERS
    Comms Service Provider20%
    Financial Services Firm15%
    Computer Software Company15%
    Media Company6%
    VISITORS READING REVIEWS
    Financial Services Firm17%
    Computer Software Company15%
    Government9%
    Comms Service Provider7%
    Company Size
    VISITORS READING REVIEWS
    Small Business28%
    Midsize Enterprise26%
    Large Enterprise47%
    REVIEWERS
    Small Business36%
    Midsize Enterprise18%
    Large Enterprise45%
    VISITORS READING REVIEWS
    Small Business22%
    Midsize Enterprise15%
    Large Enterprise63%
    REVIEWERS
    Small Business33%
    Midsize Enterprise17%
    Large Enterprise50%
    VISITORS READING REVIEWS
    Small Business19%
    Midsize Enterprise13%
    Large Enterprise68%
    Buyer's Guide
    Application Delivery Controllers (ADC)
    April 2024
    Find out what your peers are saying about F5, Citrix, HAProxy and others in Application Delivery Controllers (ADC). Updated: April 2024.
    770,292 professionals have used our research since 2012.