Product comparison · 2 hardware firewalls

Zyxel USG FLEX 100AX vs Zyxel USG20W-VPN hardware firewall 0.35 Gbit/s

19specifications compared
11differ
8identical
24known for one product only

Key differences

The Zyxel USG FLEX 100AX has 0.55 Gbit/s more firewall throughput than the Zyxel USG20W-VPN hardware firewall 0.35 Gbit/s (0.9 Gbit/s vs 0.35 Gbit/s). The Zyxel USG FLEX 100AX has 0.18 Gbit/s more VPN throughput than the Zyxel USG20W-VPN hardware firewall 0.35 Gbit/s (0.27 Gbit/s vs 0.09 Gbit/s). The Zyxel USG20W-VPN hardware firewall 0.35 Gbit/s has 6.01 BTU/h more heat dissipation than the Zyxel USG FLEX 100AX (61.38 BTU/h vs 55.37 BTU/h). Connectivity technology: Wireless on the Zyxel USG FLEX 100AX, Wired & Wireless on the Zyxel USG20W-VPN hardware firewall 0.35 Gbit/s. Storage temperature (T-T): -40 - 70 °C on the Zyxel USG FLEX 100AX, -30 - 70 °C on the Zyxel USG20W-VPN hardware firewall 0.35 Gbit/s.

Firewall throughput
- USG FLEX 100AX:0.9 Gbit/s
- USG20W-VPN hardware firewall 0.35 Gbit/s:0.35 Gbit/s
VPN throughput
- USG FLEX 100AX:0.27 Gbit/s
- USG20W-VPN hardware firewall 0.35 Gbit/s:0.09 Gbit/s
Heat dissipation
- USG FLEX 100AX:55.37 BTU/h
- USG20W-VPN hardware firewall 0.35 Gbit/s:61.38 BTU/h
Antennas quantity
- USG FLEX 100AX:2
- USG20W-VPN hardware firewall 0.35 Gbit/s:3
Connectivity technology
- USG FLEX 100AX:Wireless
- USG20W-VPN hardware firewall 0.35 Gbit/s:Wired & Wireless
Storage temperature (T-T)
- USG FLEX 100AX:-40 - 70 °C
- USG20W-VPN hardware firewall 0.35 Gbit/s:-30 - 70 °C
Weight
- USG FLEX 100AX:1 kg
- USG20W-VPN hardware firewall 0.35 Gbit/s:1.14 kg
Cables included
- USG FLEX 100AX:Power
- USG20W-VPN hardware firewall 0.35 Gbit/s:LAN (RJ-45), RS-232

Side by side

Differences highlightedShow differences only

Comparison of USG FLEX 100AX, USG20W-VPN
43 specifications	A Zyxel USG FLEX 100AX View product	B Zyxel USG20W-VPN hardware firewall 0.35 Gbit/s Model USG20W-VPN View product
Data transmission2 differ
Firewall throughputDiffers	0.9 Gbit/s	0.35 Gbit/s
VPN throughputDiffers	0.27 Gbit/s	0.09 Gbit/s
IPS/IDS throughputKnown for one	540 Mbit/s	Unknown — not stated by the source
Performance2 differ
Heat dissipationDiffers	55.37 BTU/h	61.38 BTU/h
Antenna designKnown for one	External	Unknown — not stated by the source
Antenna gain level (max)	3 dBi	3 dBi
Antennas quantityDiffers	2	3
Detachable antenna(s)Known for one	Yes	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	44000 h
Network1 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)	Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Number of VLANsKnown for one	8	Unknown — not stated by the source
Wi-Fi band	Dual-band (2.4 GHz / 5 GHz)	Dual-band (2.4 GHz / 5 GHz)
Wi-Fi data rate (max)Known for one	Unknown — not stated by the source	1300 Mbit/s
Securityidentical
VPN supportKnown for one	IKEv2, IPSec, SSL, L2TP/IPSec	Unknown — not stated by the source
Ports & interfaces1 differ
Connectivity technologyDiffers	Wireless	Wired & Wireless
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	4	4
WAN connection	Ethernet (RJ-45)	Ethernet (RJ-45)
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Ethernet DMZ ports quantityKnown for one	Unknown — not stated by the source	4
SFP module slots quantityKnown for one	Unknown — not stated by the source	1
Poweridentical
Input currentKnown for one	2.5 A	Unknown — not stated by the source
DC input voltageKnown for one	12 V	Unknown — not stated by the source
Power consumption (max)Known for one	24.3 W	Unknown — not stated by the source
Power consumption (typical)Known for one	Unknown — not stated by the source	18 W
Certificatesidentical
Compliance certificatesKnown for one	BSMI, CE, Federal Communications Commission (FCC), Low Voltage Directive (LVD)	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Differs	-40 - 70 °C	-30 - 70 °C
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Storage relative humidity (H-H)	10 - 90%	10 - 90%
Weight & dimensions1 differ
WidthKnown for one	216 mm	Unknown — not stated by the source
DepthKnown for one	149.3 mm	Unknown — not stated by the source
HeightKnown for one	33 mm	Unknown — not stated by the source
WeightDiffers	1 kg	1.14 kg
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	216 x 143 x 33 mm
Packaging dataidentical
Package widthKnown for one	284 mm	Unknown — not stated by the source
Package heightKnown for one	190 mm	Unknown — not stated by the source
Package depthKnown for one	100 mm	Unknown — not stated by the source
Package weightKnown for one	1.53 kg	Unknown — not stated by the source
Packaging content1 differ
Cables includedDiffers	Power	LAN (RJ-45), RS-232
Other features2 differ
Firewall throughputDiffers	900 Mbit/s	350 Mbit/s
VPN throughputDiffers	270 Mbit/s	90 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.

More hardware firewall comparisons

All hardware firewall comparisons