SonicWall TZ500 vs TZ570 A Blend of the Old and the New

SonicWall TZ500 vs TZ570: A Blend of the Old and the New

July 15, 2025

Focusing on the names of each model, you can assume which one is newer compared to SonicWall TZ500 vs TZ570. Each firewall security solution offers network benefits for medium to large-scale enterprises, as well as those focused on their projected growth.

Whereas the TZ500 primarily delivers the essentials in firewall protection, the SonicWall TZ570 takes these features a few steps further. You’ll also find several similarities between the two. Nevertheless, newer models are created to meet the modern demands of network security, and it’s important to hone in on what solutions are in line with your organizational goals.

The specifications of next-generation firewalls (NGFW) can be a bit overwhelming from an all-encompassing standpoint. This article aims to provide a brief and direct comparison of SonicWall TZ500 vs TZ570 NGFWs.

Comparing SonicWall TZ500 vs TZ570

First and foremost, the TZ500 was created as a part of the SonicWall TZ series to be an easy entry-level solution for small-scale businesses. Once the TZ570 was introduced, this sentiment changed a bit as it was designed to withstand 50-75 active users.

Diving into the specifications, you’ll also find important differences in throughput performance, security capabilities, and scalability potential. Of course, the best way to compare the two is to itemize what makes them unique and take a look at them side by side.

What is the SonicWall TZ500?

Even though there are newer models available, that doesn’t mean the TZ500 can’t hold up in today’s network security demands. It’s capable of reassembly-free deep packet inspection and easily scans both inbound and outbound traffic.

Notable specs that matter in terms of a comparison include the following:

  • 1.4 Gbps Firewall Throughput
  • 700 Mbps Threat Prevention Throughput
  • 700 Mbps Anti-Malware Throughput
  • 1.0 Gbps IPS Throughput
  • 150,000 Max Connections
  • 8,000 new Connections per Second

It also promises low latency, secure SD-WAN, and flexible deployment options like traditional NAT, Layer 2 bridge, and more. Even with the comprehensive management features and support from this NGFW, the TZ570 surpasses it in more ways than one.

What is the SonicWall TZ570?

Also seen as relatively entry-level, the TZ570 offers a bit of a bump in firewall security capabilities. A great option for small businesses and branch organizations, it promises edge-to-edge security with a seamless experience.

By adding user-friendly management features and overall scalability, it becomes clear why many businesses would opt for the TZ570. The bullet points listed below offer a direct comparison of several important capabilities mentioned about the TZ500.

  • 4.0 Gbps Firewall Throughput
  • 2.0 Gbps Threat Prevention Throughput
  • 2.0 Gbps Anti-Malware Throughput
  • 2.5 Gbps IPS Throughput
  • 1,250,000 Max Connections
  • 16,000 New Connections per Second

Although these brief comparisons are helpful, you might still find yourself constantly going back and forth between the two to guide your decision-making process. A side-by-side look at SonicWall TZ500 vs TZ570 can provide a more efficient route to making the right choice.

SonicWall TZ500 vs TZ570

It’s no secret that next-generation firewall security can get rather technical, so it never hurts to simplify the search for yourself. In the table below, you can find some of the most important specifications that’ll help guide your decision on which model is best for your needs in business network security.

SpecificationsSonicWall TZ500SonicWall TZ570
SSO Users5002,500
VLAN Interfaces50256
Firewall throughput1.4 Gbps4.0 Gbps
Threat Prevention Throughput700 Mbps2 Gbps
Max Connections (SPI)150,0001,250,000
New Connections per Sec8,00016,000
Site-to-Site VPN Tunnels25200
Power Supply36W external60W external
Interface8 x 1 GbE
2 x USB
1 x Console
8 x 1GbE
2 x 5GbE
2 x USB 3.0
1 x Console

In short, this is all you really need to help shift your decision in a direction that’ll benefit your business needs most. The scope of network security in business shouldn’t be overlooked, which means choosing the right SonicWall model matters more than you might expect.

Let’s Wrap Up

There’s no need to overcomplicate your view of SonicWall TZ500 vs TZ570. Take note that you won’t be able to find an official purchase of the TZ500 as it has been discontinued.

You could say this makes the TZ570 an obvious choice, but it’s still important to know what makes it stand out from previous models. Learn more about the SonicWall TZ570 and other surrounding models by giving us a shout through the contact page of our website.

Picture of Written by Lucas Modrall

Written by Lucas Modrall

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