Product comparison · 2 hardware firewalls

Zyxel Firewall USG FLEX vs Zyxel USG Flex 100

27specifications compared
19differ
8identical
16known for one product only

Key differences

The Zyxel Firewall USG FLEX has 0.9 Gbit/s more firewall throughput than the Zyxel USG Flex 100 (1.8 Gbit/s vs 0.9 Gbit/s). The Zyxel Firewall USG FLEX has 0.18 Gbit/s more VPN throughput than the Zyxel USG Flex 100 (0.45 Gbit/s vs 0.27 Gbit/s). The Zyxel Firewall USG FLEX has 2.73 BTU/h more heat dissipation than the Zyxel USG Flex 100 (45.38 BTU/h vs 42.65 BTU/h). Weight: 1.4 kg on the Zyxel Firewall USG FLEX, 850 g on the Zyxel USG Flex 100.

Firewall throughput
- Firewall USG FLEX:1.8 Gbit/s
- USG Flex 100:0.9 Gbit/s
VPN throughput
- Firewall USG FLEX:0.45 Gbit/s
- USG Flex 100:0.27 Gbit/s
Heat dissipation
- Firewall USG FLEX:45.38 BTU/h
- USG Flex 100:42.65 BTU/h
Mean time between failures (MTBF)
- Firewall USG FLEX:529688.2 h
- USG Flex 100:989810 h
Concurrent SSL/VPN connections (maximum)
- Firewall USG FLEX:200
- USG Flex 100:30
Number of VLANs
- Firewall USG FLEX:16
- USG Flex 100:8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- Firewall USG FLEX:2
- USG Flex 100:1
Ethernet LAN (RJ-45) ports
- Firewall USG FLEX:6
- USG Flex 100:4

Side by side

Differences highlightedShow differences only

Comparison of Firewall USG FLEX, USG Flex 100
43 specifications	A Zyxel Firewall USG FLEX View product	B Zyxel USG Flex 100 View product
Data transmission2 differ
Firewall throughputDiffers	1.8 Gbit/s	0.9 Gbit/s
VPN throughputDiffers	0.45 Gbit/s	0.27 Gbit/s
IPSec VPN throughputKnown for one	100 Gbit/s	Unknown — not stated by the source
SSL performanceKnown for one	60 transactions/sec	Unknown — not stated by the source
Performance2 differ
Heat dissipationDiffers	45.38 BTU/h	42.65 BTU/h
Mean time between failures (MTBF)Differs	529688.2 h	989810 h
Network2 differ
Concurrent SSL/VPN connections (default)Known for one	60	Unknown — not stated by the source
Concurrent SSL/VPN connections (maximum)Differs	200	30
Active TCP connections (max)Known for one	600000	Unknown — not stated by the source
Number of VLANsDiffers	16	8
Number of VPN connectionsKnown for one	Unknown — not stated by the source	100
VPN tunnels quantityKnown for one	Unknown — not stated by the source	64
Securityidentical
Security algorithms	IPSEC, SSL/TLS	IPSEC, SSL/TLS
VPN support	IKEv2, IPSec, SSL, L2TP/IPSec	IKEv2, IPSec, SSL, L2TP/IPSec
Management featuresidentical
URL filtering	Yes	Yes
Ports & interfaces2 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
Ethernet LAN (RJ-45) portsDiffers	6	4
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Number of console portsKnown for one	1	Unknown — not stated by the source
Ethernet DMZ ports quantityKnown for one	4	Unknown — not stated by the source
SFP module slots quantityKnown for one	1	Unknown — not stated by the source
Console portKnown for one	Unknown — not stated by the source	RJ-45
WAN connectionKnown for one	Unknown — not stated by the source	Ethernet (RJ-45)
Designidentical
Built-in fan	No	No
Power2 differ
Input currentDiffers	2.5 A	2 A
DC input voltageKnown for one	12 V	Unknown — not stated by the source
Power consumption (max)Differs	13.3 W	12.5 W
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 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
WidthDiffers	272 mm	216 mm
DepthDiffers	187 mm	147.3 mm
HeightDiffers	36 mm	33 mm
WeightDiffers	1.4 kg	850 g
Packaging data3 differ
Package widthDiffers	427 mm	284 mm
Package heightDiffers	247 mm	190 mm
Package depthDiffers	73 mm	100 mm
Package weightKnown for one	Unknown — not stated by the source	1.4 kg
Other features2 differ
Firewall throughputDiffers	1800 Mbit/s	900 Mbit/s
VPN throughputDiffers	450 Mbit/s	270 Mbit/s
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	DCC, CE, C-Tick, LVD
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	85176990

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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