8.5 in 1.3 in  | 9.53 in 1.4 in  | |
| Editiorial reviews | ||
| User rating |
 ZyXEL USG 40 |  ZyXEL USG 50 | |
|---|---|---|
| Connectivity technology | Wired | Wired |
| ZyXEL USG 40 | ZyXEL USG 50 | |
|---|---|---|
| Form factor | External | External |
| ZyXEL USG 40 | ZyXEL USG 50 | |
|---|---|---|
| Width | 8.5 in | 9.53 in |
| Height | 1.3 in | 1.4 in |
| Depth | 5.63 in | 6.57 in |
| Weight | 31.39 oz | 42.33 oz |
| ZyXEL USG 40 | ZyXEL USG 50 | |
|---|---|---|
| Built-in router | yes | yes |
| NAT | yes | yes |
| ZyXEL USG 40 | ZyXEL USG 50 | |
|---|---|---|
| Connector location | External | External |
| Ethernet LAN (RJ-45) ports | 3 | 4 |
| Number of WAN ports | 1 | 2 |
| USB | yes | yes |
| USB 2.0 ports quantity | 1 | 2 |
| Firewire | no | no |
| Number of dynamic ports | 1 | 4 |
| Number of DMZ ports | 3 | 4 |
| ZyXEL USG 40 | ZyXEL USG 50 | |
|---|---|---|
| VPN throughput | 100.0 Mbps | 90.0 Mbps |
| Networking standards |
|
|
| Total data transfer rate | 400.0 Mbps | 90.0 Mbps |
| Data link layer |
| Gigabit Ethernet |
| ZyXEL USG 40 | ZyXEL USG 50 | |
|---|---|---|
| VPN | yes | yes |
| VPN protocol |
| IPSec |
| DMZ | yes | yes |
| SPI | yes | yes |
| ZyXEL USG 40 | ZyXEL USG 50 | |
|---|---|---|
| Input current | 2.0 A | 1.2 A |
| Power consumption (typical) | 14.0 W | 17.0 W |
| Operating temperature | 0 - 40 | 0 - 40 |
| Pros | ||
|---|---|---|
| Cons |
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