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Product comparison · 2 hardware firewalls

Zyxel Firewall USG FLEX vs Zyxel USG FLEX 50AX

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  • 27specifications compared
  • 18differ
  • 9identical
  • 29known for one product only

Key differences

The Zyxel Firewall USG FLEX has 1.45 Gbit/s more firewall throughput than the Zyxel USG FLEX 50AX (1.8 Gbit/s vs 0.35 Gbit/s). The Zyxel Firewall USG FLEX has 0.36 Gbit/s more VPN throughput than the Zyxel USG FLEX 50AX (0.45 Gbit/s vs 0.09 Gbit/s). The Zyxel Firewall USG FLEX has 4.46 BTU/h more heat dissipation than the Zyxel USG FLEX 50AX (45.38 BTU/h vs 40.92 BTU/h).

  • Firewall throughput
    • 1.8 Gbit/s
    • 0.35 Gbit/s
  • VPN throughput
    • 0.45 Gbit/s
    • 0.09 Gbit/s
  • Heat dissipation
    • 45.38 BTU/h
    • 40.92 BTU/h
  • Mean time between failures (MTBF)
    • 529688.2 h
    • 655130 h
  • Concurrent SSL/VPN connections (maximum)
    • 200
    • 15
  • Ethernet LAN (RJ-45) ports
    • 6
    • 4
  • Input current
    • 2.5 A
    • 2.0 A
  • Power consumption (max)
    • 13.3 W
    • 12 W

Side by side

Differences highlightedShow differences only
56 specifications
A

Zyxel

Firewall USG FLEXView product
B

Zyxel

USG FLEX 50AXView product
Data transmission2 differ
Firewall throughputDiffers1.8 Gbit/s0.35 Gbit/s
VPN throughputDiffers0.45 Gbit/s0.09 Gbit/s
Maximum firewall connectionsKnown for one20000
IPSec VPN throughputKnown for one100 Gbit/s
SSL performanceKnown for one60 transactions/sec
Performance2 differ
Built-in processorKnown for oneNo
Heat dissipationDiffers45.38 BTU/h40.92 BTU/h
Concurrent usersKnown for one15 user(s)
SyslogKnown for oneYes
Mean time between failures (MTBF)Differs529688.2 h655130 h
Network1 differ
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Concurrent SSL/VPN connections (maximum)Differs20015
VPN tunnels quantityKnown for one10
Static routeKnown for oneYes
Concurrent SSL/VPN connections (default)Known for one60
Active TCP connections (max)Known for one600000
Number of VLANsKnown for one16
Security1 differ
Security algorithmsDiffersIPSEC, SSL/TLS3DES, 256-bit AES, DES, HTTPS, IPSec, MD5, SHA-1, SHA-2
DDoS protectionKnown for oneYes
Firewall securityKnown for oneYes
VPN supportKnown for oneIKEv2, IPSec, SSL, L2TP/IPSec
Protocolsidentical
Management protocolsKnown for oneSNMP v1, v2c, v3
Management featuresidentical
LED indicatorsKnown for oneYes
URL filteringYesYes
Web-based managementKnown for oneYes
Ports & interfaces1 differ
Connectivity technologyKnown for oneWired
USB 2.0 ports quantityKnown for one1
Ethernet LAN (RJ-45) portsDiffers64
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Number of console ports11
DC-in jackKnown for oneYes
WAN connectionKnown for oneEthernet (RJ-45)
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one2
Ethernet DMZ ports quantityKnown for one4
SFP module slots quantityKnown for one1
Designidentical
Built-in fanNoNo
Power2 differ
Input currentDiffers2.5 A2.0 A
DC input voltage12 V12 V
Power consumption (max)Differs13.3 W12 W
Certificatesidentical
CertificationKnown for oneFCC Part 15 (Class B), IC, CE EMC (Class B), RCM, BSMI
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Storage temperature (T-T)-30 - 70 °C-30 - 70 °C
Operating relative humidity (H-H)10 - 90%10 - 90%
Storage relative humidity (H-H)10 - 90%10 - 90%
Weight & dimensions4 differ
WidthDiffers272 mm216 mm
DepthDiffers187 mm149.3 mm
HeightDiffers36 mm33 mm
WeightDiffers1.4 kg1 kg
Packaging data3 differ
Package widthDiffers427 mm276 mm
Package heightDiffers247 mm185 mm
Package depthDiffers73 mm98 mm
Package weightKnown for one1.53 kg
Packaging contentidentical
Cables includedKnown for oneLAN (RJ-45)
Other features2 differ
Firewall throughputDiffers1800 Mbit/s350 Mbit/s
VPN throughputDiffers450 Mbit/s90 Mbit/s

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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