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F5 BIG-IP Local Traffic Manager (LTM) vs Kemp LoadMaster comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 17, 2024

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

F5 BIG-IP Local Traffic Man...
Ranking in Application Delivery Controllers (ADC)
2nd
Average Rating
8.2
Reviews Sentiment
6.9
Number of Reviews
122
Ranking in other categories
No ranking in other categories
Kemp LoadMaster
Ranking in Application Delivery Controllers (ADC)
9th
Average Rating
9.4
Reviews Sentiment
7.8
Number of Reviews
49
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2025, in the Application Delivery Controllers (ADC) category, the mindshare of F5 BIG-IP Local Traffic Manager (LTM) is 15.7%, up from 15.4% compared to the previous year. The mindshare of Kemp LoadMaster is 7.3%, up from 7.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Application Delivery Controllers (ADC)
 

Featured Reviews

Bonieber  Orofeo - PeerSpot reviewer
Identifying compromised traffic and securing data has been a significant advantage
One of the most beneficial features of F5 BIG-IP Local Traffic Manager (LTM) is its ability to identify compromised traffic and its capabilities in authentication. Additionally, the security aspect of it provides a significant advantage as it helps us secure our data, which is a major investment and benefit for us. Before using this system, we had difficulties in storing our data and managing the traffic that comes in and out.
PeterForster - PeerSpot reviewer
A highly stable and scalable load-balancing software that offers great technical support
My company is really happy with Kemp LoadMaster as a product. My company is also happy with the support we receive from Kemp LoadMaster. I want Kemp LoadMaster to provide users with better reporting capabilities in relation to TCP packets. In general, the connections that are present in the system require improvement. Feature-wise, Kemp LoadMaster has everything that our company's customers require. Kemp LoadMaster also has features that have supported our company's past projects.

Quotes from Members

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

Pros

"The most helpful thing is that it's open-source. It's very easy to program and customize."
"LTM's most valuable features include application security, data collection, and parameter-level rules."
"It is a scalable solution."
"Tech support has been very quick to respond to all of the needs that we've had. If you want ad-hoc support. They also provide professional services that you can purchase as well."
"It provides first-tier firewalling, for you application. And it provides server load-balancing, it provides optimization, and it provides a proxy feature, where your users cannot directly access your server. It acts as a fully proxy architecture. It has client-side and server-side connections, both, and they're separate."
"It helps us recognize sessions from certain IPs that are authorized to manage the application. This is a function we haven't found anywhere else."
"If I were to choose one key feature in particular, perhaps it would be the iRule feature. It’s a really versatile tool."
"I have found F5 BIG-IP Local Traffic Manager (LTM) to be stable."
"We really like the performance of this solution."
"The security features, load balancing, built-in templates, and the easy to implement virtual IPs are great."
"The configuration is really easy and the web portal is self-explanatory."
"Edge Security Pack is valuable because of the way it separates between critical infrastructure and the public internet."
"When you configure the listening services, you can implement a lot of security features like the Edge Security Pack that intercepts the requests and processes those before they are sent to the real servers."
"The base feature of Kemp LoadMaster load balancing ticks all the boxes but the most valuable features would be the security features Intrusion Prevention (IPS) and Web Application Firewall (WAF)."
"The Global WAF has saved us more than one time from unwanted traffic."
"I like the way this solution handles multiple SSLs in different domains while still load balancing."
 

Cons

"The solution's initial setup process was quite complex. I"
"Security enhancement should be more user friendly."
"I would like them to expand load balancing, being able to go across multiple regions to on-premise and into the cloud. This could use improvement, as it is sometimes a little cumbersome."
"We would like to have integration into encryption and PKI integration with SafeNet. That is probably the key component in using External PKIs, letting people bring their PKIs with them."
"I would like F5 to incorporate the ability to create your own custom roles and customised permissions within the product set. I have seen many customers wanting to give a certain level of access for the purposes of out-of-hours servicing to out-of-hours staff or teams that fulfill an operations type role."
"Certificate management needs improvement. I would like automated deployment of new certificates without manual intervention to be in the next release of this product."
"Fixing bugs."
"Based on my experience using F5 and by only taking into consideration the last seven years, I have found that the reporting mechanism is bad."
"We have experienced at least one problem with stability, although it was fixed with an upgrade."
"It would be nice if the historical metrics were easily exportable from the interface."
"In my opinion, the layer seven loads balancing that we're mainly using for web servers, doesn't seem to pick up when there are issues at the application level."
"The only thing that I miss is that the TMG server was giving me live information about who is connected and what is the request about."
"I want Kemp LoadMaster to provide users with better reporting capabilities in relation to TCP packets. In general, the connections that are present in the system require improvement."
"If I had to change something it would maybe be to have a little better reporting graphics that show more details in the reporting. It seems to be a little small in the graphic, and I'm not sure if possible but maybe a GUI page that one can use to monitor if any server goes down."
"When we go serverless, we may again have to revisit this because the configuration needs to be changed. With this change, we can run into a lot of other configurations that we haven't got into, which involve additional expenses. It would be challenging to convince management to buy at that price point. It would be a balancing act of justifying that expense and the value, that is, how it is going to save a bit of time and make our platform secure. It can have better configuration ability. A lot of iterations happen when we have multiple servers pointing to the same domain. If we do not orchestrate carefully, it gets into a loop, which takes away the precious time of the user who is trying to subscribe to a service. It takes a little longer time to realize services as well as web pages."
"The only thing I have struggled with is setting up automatic backups."
 

Pricing and Cost Advice

"There are additional costs depending on what modules or what functionality is required."
"BIG-IP LTM is considered a premium product, so it's quite expensive and isn't affordable for all customers."
"It's fair, it's not too expensive. Maybe just a little high."
"They are expensive."
"It is a bit expensive product. Kemp Loadmaster is much cheaper than F5. Its licensing is on a yearly basis. It can be for one year or three years."
"Our company pays for the licensing cost on a yearly basis. Also, there are no extra costs in addition to the standard licensing fees."
"It is quite expensive as a product. Because it is very stable, it is also expensive."
"It is a little pricey. I wish the pricing was cheaper, but I wish the pricing was cheaper for everything."
"This product has good value and features for the money."
"The price of the solution is cheap."
"Nowadays, going with the virtual appliance is the easiest way and the cost is reasonable."
"The product definitely provides what the organization needs and its cost is reasonable considering the value it brings."
"The price is great and the value is definitely there."
"Currently, no cost is involved with a virtual load balancer. They have used open source. We did not pay for software. We paid for the expertise. We are only paying the consulting charges, which are very reasonable, that is, around a thousand dollars."
"KEMP gives away free trials for 30 days. This can be stretched if you want. During the test, you will have access to KEMP support.​"
"Any decent product will cost money and if you want great support and a great product, then you will want to spend the money on it."
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Top Industries

By visitors reading reviews
Financial Services Firm
16%
Computer Software Company
12%
Government
8%
Manufacturing Company
7%
Computer Software Company
15%
Government
8%
University
7%
Manufacturing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What needs improvement with F5 BIG-IP?
The GUI of F5 BIG-IP Local Traffic Manager (LTM) could be improved. It's not something regarding how it processes or blocks, as that's perfect. However, it still feels a bit legacy regarding the GU...
What is your primary use case for F5 BIG-IP?
F5 BIG-IP Local Traffic Manager (LTM) is a perfect product for load balancing and WAF, and I would recommend it far more than any other product. The load balancing capabilities of F5 BIG-IP Local T...
What do you like most about Kemp LoadMaster?
Scalability-wise, I rate the solution a ten out of ten...I rate the technical support a ten out of ten...The initial setup of Kemp LoadMaster is very simple.
What is your experience regarding pricing and costs for Kemp LoadMaster?
LoadMaster is cheaper than some other solutions. It has a perpetual license, so it's a one-time cost.
What needs improvement with Kemp LoadMaster?
There are some challenges with updates on certain models that don't have a few features. The support team often takes a lot of time to provide resolutions for issues. Also, I could see more capabil...
 

Also Known As

F5 BIG-IP, BIG-IP LTM, F5 ASM, Viprion, F5 BIG-IP Virtual Edition , Crescendo Networks Application Delivery Controller, BIG IP
LoadMaster Load Balancer
 

Overview

 

Sample Customers

Riken, TransUnion, Tepco Systems Administration, Daejeon University, G&T Bank, Danamon, CyberAgent Inc.
Kent County Council, KEMP, SMA Solar Technology AG, RT€ Player , Victrix (Quebec, Canada), Texas A&M, Macmillan Cancer Support, Cisco, Austin Bank
Find out what your peers are saying about F5 BIG-IP Local Traffic Manager (LTM) vs. Kemp LoadMaster and other solutions. Updated: July 2025.
865,164 professionals have used our research since 2012.