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Sunlight vs VMware vSAN comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Oct 31, 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

Sunlight
Ranking in HCI
28th
Average Rating
8.0
Number of Reviews
2
Ranking in other categories
No ranking in other categories
VMware vSAN
Ranking in HCI
3rd
Average Rating
8.4
Reviews Sentiment
6.1
Number of Reviews
234
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of August 2026, in the HCI category, the mindshare of Sunlight is 1.4%, up from 0.2% compared to the previous year. The mindshare of VMware vSAN is 7.9%, down from 14.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
HCI Mindshare Distribution
ProductMindshare (%)
VMware vSAN7.9%
Sunlight1.4%
Other90.7%
HCI
 

Featured Reviews

RajeshKANUMURY - PeerSpot reviewer
Chief Executive Officer at GniYes Inc.
Performs well, effective, and has responsive remote technical support
Sunlight is a scalable solution. It supports on-premises and distributed deployments, as well as public deployments. It has a single pane of management so I can manage all of my VM installations in a distributed manner. It also has a footprint, that allows me to operate on Edge. If for example, you have a retail shop with 2,000 locations and they use a networked point of sale system, or if you are Chipotle and they have so many locations and they have to use a backend system at each location. At the moment, these are all standalone systems that operate with very little connection to the central. We could, however, connect and create a network using Sunlight. We can virtualize and run with Edge thanks to Sunlight. This allows us to operate and obtain high-end computing on Edge for retail. Sunlight is a startup. I am not sure how many users they have, but we have been using it constantly and using the technology to bring in customers.
ShyamikaThamel - PeerSpot reviewer
Associate Tech Specialists at Seatrium
Managing mixed RAID workloads has improved data protection and delivers strong performance
VMware vSAN can be improved in certain areas. In cases involving our large data stores with large VMs, we experience some latency, not during normal operation, but during database backup operations. We observed latency due to buffer issues from the top-of-the-rack switches. These issues are mostly network-related because all storage data traffic travels through the network. I have recently used Nutanix, and I observed that Nutanix provides better performance than VMware vSAN due to its data locality features. VMware vSAN is now providing data locality, but we did not use that option. If VMware vSAN provides additional features in the next release, such as the VM balancing feature called DRS on the cluster that VMware previously had, it would be beneficial. With DRS, VMs can move easily from one node to another within the same cluster. Nutanix does not provide that flexibility. When placing a VM on a cluster in Nutanix, the placement uses a balancing component. After that, the VM remains on the same host. If any contention occurs on the CPU or memory side, the VM stays in place until contention happens. If issues occur, the VM migrates to another host while transferring all objects to the same host. This is how their data locality is maintained. When a VM moves to any host, it moves with all VM objects. VMware vSAN does not currently offer this option. If a VM moves to another host, it accesses the disk object through the network, which increases latency. VMware vSAN now offers an option to select data locality, but it does not function like Nutanix. This is why some latency remains. If VMware vSAN can improve this feature, it would be very helpful and VMware would regain its top position.

Quotes from Members

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

Pros

"It supports the latest technology of NVMe SSD, which is PCIe-based SSD. It has a very good IOPS performance as compared to vSAN. For the same system, I get 1,000 IOPS with vSAN, and with Sunlight, I am able to get almost 10,000 IOPS. In terms of features, it has almost all the features, such as HA and centralized dashboards. It can be managed centrally, and the visibility of the system is very good. They also have very good technical support and customer or partner training."
"The performance and small footprint of this solution are its most valuable features. I am able to obtain and use more than 90 percent of the physical hardware capacity."
"If I had to use VMware or Nutanix, the same application would take three nodes and provide 400,000 IOPS, or input-output operations, but with Sunlight, I can get four million IOPS for the same price, allowing me to run an application on much less hardware."
"To give you an idea, we spend roughly 50% less on equivalent storage by using VSAN to replace our more traditional SAN architecture."
"This will definitely reduce your TCO by at least 50%."
"The most valuable features are secure IOPs and LAN security."
"The lower skill cost of maintaining it meant that we could do more with the people that we had."
"vSAN is scalable for us. If any additional capacity needs to be included, we just add to the host and configure the vSAN cluster."
"It's the kind of solution that is very easy to use, which may be its most valuable aspect for our organization."
"The performance has exceeded our expectations and exceeded our traditional converged infrastructure."
"Stability-wise, I rate the solution a ten out of ten."
 

Cons

"My recommendation would be to add this technology to Azure, Microsoft Azure so that we can bring it to the market, or deploy it on public clouds such as Microsoft Azure and Google. It is currently only available on Amazon's public cloud."
"Its reporting and dashboards need to be improved. It currently has very basic reporting options. It should also be made easier to deploy on Unix operating systems. It is easy to deploy on Windows and Linux, but it is currently not easy to deploy on Unix."
"It lacks the bells and whistles that are typically associated with Amazon Services or Nutanix."
"While VMware vSAN is quite comprehensive, if we are running multiple infrastructures, applications, databases, and other elements, having a diagnostic tool to identify the actual problem area, whether application-side or infrastructure-side, would be beneficial."
"The customer service is good but there is a cost for it. It does not come free."
"On the DevOps side, if there could be more automation it would be more helpful."
"I was not sure about its stability because we have a big SAN shop and I got the impression that it’s good for small offices and not the larger ones."
"This is quite an expensive solution."
"The platform's cost affects the business. This particular area needs improvement."
"Anytime I have encountered issues with stability, it usually was the result of a poor design or poor implementation."
"I love VMware – it’s allowed us to virtualize our server infrastructure, but I haven’t tested the stability of VSAN extensively yet."
 

Pricing and Cost Advice

"There is an operating cost for the VDIs, which is an additional cost. However, the licensing fee is half that of VMware or Nutanix."
"What made us go with this solution was price point. When you can utilize existing storage infrastructure, and not have to continually purchase new SAN products out there that are going up in price as time goes by, then it's a wonderful thing."
"On a scale from one to ten, where one is cheap and ten is expensive, I rate the solution's pricing a seven out of ten."
"It is not a subscription model. It is a purchase model, but it is very important that you also buy technical support from VMware. This is probably the only disadvantage of vSAN. It depends on the use case, but it can be very expensive."
"The product's price is not high. The tool is available at a normal price."
"The product is quite expensive, regarding the open source solution."
"The solution requires a license. The payment is on a yearly basis and It is not overly expensive."
"Cost-wise, the Nutanix licenses were cheaper, but in terms of the hardware, there was some contention around it. So, in terms of implementation, the way Nutanix was projecting the implementation on their end was that there were a lot of open-source admin platforms. vSAN is a licensed product in VMware, and Nutanix was proposing a KVM solution, which is open source. That's why their pricing was a bit cheaper, but when we were trying to compare it with an enterprise version of their management platform, it boiled down to the VMware vSAN being most effective in the long run."
"VMware vSAN is an expensive platform. We purchase its yearly license."
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Top Industries

By visitors reading reviews
No data available
Manufacturing Company
11%
Construction Company
8%
Financial Services Firm
8%
Computer Software Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business101
Midsize Enterprise58
Large Enterprise135
 

Questions from the Community

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What Is The Biggest Difference Between vSAN And VxRail?
While both run on the vSAN technology from VMware, vSAN needs to be deployed on vSAN ready nodes while VxRail is an engineered system. The choice to choose which technology depends on two major fac...
How does HPE Simplivity compare with VMware vSAN?
HPE SimpliVity is a hyper-converged infrastructure solution that is primarily geared to mid-sized companies. We researched VMware vSAN but found HPE was a better option for us. HPE SimpliVity has ...
How does VMware vSAN compare with Microsoft Storage Spaces Direct?
We found VMware’s vSAN was easy to set up, configure, and manage compared to other solutions we considered. It is best suited for small- to medium-sized organizations. It is easy to create load bal...
 

Also Known As

No data available
vSAN
 

Overview

 

Sample Customers

Lavazza, Infraspace
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Find out what your peers are saying about Sunlight vs. VMware vSAN and other solutions. Updated: August 2026.
908,858 professionals have used our research since 2012.