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Kemp LoadMaster vs VMWare Avi Load Balancer 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:
 

ROI

Sentiment score
7.4
Kemp LoadMaster is a cost-effective solution that enhances efficiency, security, and offers significant returns quickly in various industries.
Sentiment score
5.3
VMware Avi Load Balancer offers quick ROI with flexible licensing, but some companies face challenges due to unique usage cases.
 

Customer Service

Sentiment score
8.8
Kemp LoadMaster support is highly rated for its knowledgeable, efficient team offering quick issue resolution and comprehensive online resources.
Sentiment score
7.6
VMWare Avi Load Balancer's support is highly rated for efficiency and personalized service, despite varied ticket volumes.
We have not received technical support from Kemp LoadMaster without a license.
 

Scalability Issues

Sentiment score
8.2
Kemp LoadMaster is highly scalable, supporting smooth upgrades and adaptable licensing for both small and large enterprises.
Sentiment score
7.5
VMWare Avi Load Balancer offers scalable architecture, supports many applications, but encounters challenges with infrastructure and scalability in specific environments.
 

Stability Issues

Sentiment score
8.7
Kemp LoadMaster is praised for its stability, reliability, high availability, and effective server load management with minimal downtime.
Sentiment score
7.8
VMWare Avi Load Balancer is praised for its stability, though some note inconsistencies under heavy traffic conditions.
With the license purchase afterwards, if it expires, it begins dropping the HTTP traffic, also the DNS traffic.
 

Room For Improvement

Kemp LoadMaster needs UI, security, documentation enhancements, improved monitoring, automation, analytics, and better cloud integration.
VMWare Avi Load Balancer has pricing, documentation, integration, and security challenges, requiring improved setup, analytics, and sales practices.
After that, they said if it was good, we could purchase the license, and while we found it very good, the license cost was too high.
 

Setup Cost

Kemp LoadMaster offers flexible, cost-effective licensing and setup with positive user feedback and a 30-day free trial.
VMWare Avi Load Balancer offers flexible, competitive pricing with options based on bandwidth or CPU, and licensing transferability.
 

Valuable Features

Kemp LoadMaster offers ease of use, security features, Azure integration, and cost-effective load balancing for Microsoft applications.
VMWare Avi Load Balancer provides robust load balancing, integration, scalability, and functionalities, enhancing network infrastructure and management.
We had some issues in patching management, so we deployed this product for virtual patching, the IPS rule, and it gives us very good results because we have very critical servers.
 

Categories and Ranking

Kemp LoadMaster
Ranking in Application Delivery Controllers (ADC)
9th
Average Rating
9.4
Reviews Sentiment
7.7
Number of Reviews
50
Ranking in other categories
Web Application Firewall (WAF) (22nd), Distributed Denial-of-Service (DDoS) Protection (16th)
VMWare Avi Load Balancer
Ranking in Application Delivery Controllers (ADC)
12th
Average Rating
8.2
Reviews Sentiment
7.0
Number of Reviews
8
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of September 2025, in the Application Delivery Controllers (ADC) category, the mindshare of Kemp LoadMaster is 7.1%, down from 7.2% compared to the previous year. The mindshare of VMWare Avi Load Balancer is 5.8%, up from 3.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Application Delivery Controllers (ADC) Market Share Distribution
ProductMarket Share (%)
Kemp LoadMaster7.1%
VMWare Avi Load Balancer5.8%
Other87.1%
Application Delivery Controllers (ADC)
 

Featured Reviews

IshtiaqKhalil - PeerSpot reviewer
Displays flexible, user-friendly interface with minor licensing challenges
The product could be improved with a more intuitive interface for complex configurations and more advanced analytics. Additionally, enhanced security features, like a more robust Web Application Firewall, and stronger APIs for better automation would be beneficial. Overall, the main areas for improvement are in strengthening the advanced features to better meet the demands of large-scale enterprise environments. key features for the next release should focus on three areas. First, an enhanced, next-generation security suite with a more powerful Web Application Firewall (WAF) and integrated bot protection. Second, more advanced and customizable analytics dashboards to provide deeper insights into application performance. Finally, greater support for modern, cloud-native environments, including better APIs for automation and seamless hybrid-cloud traffic management
Suliman Saleh - PeerSpot reviewer
Simplifies network infrastructure management, but the network analytics and monitoring features are not effective
The solution helped us balance the load of our critical systems The solution has simplified our network infrastructure management. We can use one virtual ID for two services. The tool helped my previous organization a lot. The network analytics and monitoring features are not effective. The…
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Top Industries

By visitors reading reviews
Computer Software Company
15%
Manufacturing Company
8%
Government
8%
Financial Services Firm
7%
Financial Services Firm
22%
Comms Service Provider
11%
Computer Software Company
10%
Government
9%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business24
Midsize Enterprise13
Large Enterprise16
By reviewers
Company SizeCount
Small Business2
Midsize Enterprise2
Large Enterprise4
 

Questions from the Community

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?
My primary advice is to carefully analyze your total cost of ownership (TCO) rather than just the initial purchase price. Kemp LoadMaster is highly competitive on price and often provides a much be...
What needs improvement with Kemp LoadMaster?
The product could be improved with a more intuitive interface for complex configurations and more advanced analytics. Additionally, enhanced security features, like a more robust Web Application Fi...
What do you like most about Avi Networks Software Load Balancer?
The solution has simplified our network infrastructure management.
What needs improvement with Avi Networks Software Load Balancer?
The network analytics and monitoring features are not effective. The product does not provide deep troubleshooting features. The solution must provide public IP features. F5 provides such features.
 

Also Known As

LoadMaster Load Balancer
Avi Software Load Balancer
 

Overview

 

Sample Customers

Kent County Council, KEMP, SMA Solar Technology AG, RT€ Player , Victrix (Quebec, Canada), Texas A&M, Macmillan Cancer Support, Cisco, Austin Bank
Palo Alto Networks, DGDean, Swisslos
Find out what your peers are saying about Kemp LoadMaster vs. VMWare Avi Load Balancer and other solutions. Updated: September 2025.
867,341 professionals have used our research since 2012.