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AVM FritzBox 4020 (2016) review

The detailed specifications, photos and introductory video of the AVM FritzBox 4020 (FB-4020) N450 router. The list of the competitors most often compared to the AVM FritzBox 4020 router.

The AVM FritzBox 4020 (FB-4020) router released in 2016. It is powered by Qualcomm Atheros QCA9561 @ 750 MHz chipset, 128 MB RAM and 16 MB flash. The N450 router is compatible with IEEE 802.11b/g/n standards, and the maximum speed that you can get with FritzBox 4020 is 450 Mbps.

The Guest network is a useful feature of the FritzBox 4020 router that creates a separate network for guests. It has 1 x USB 2.0 port(s).

The FritzBox 4020 router has 1 x 10/100 Mbps WAN and 4 x 10/100 Mbps LAN ports.

Table of contents:

AVM FritzBox 4020 (FB-4020) pictures

AVM FritzBox 4020 / FB-4020 photo AVM FritzBox 4020 / FB-4020 photo AVM FritzBox 4020 / FB-4020 photo
AVM FritzBox 4020 / FB-4020

AVM FritzBox 4020 (FB-4020) specifications

Brand
AVM
Name
FritzBox 4020
Type
FB-4020
Launch
2016

Body

Dimensions
166 x 120 x 48 mm

System

The router's memory (RAM) cannot be expanded. By default, the router's flash memory is used to store the Fritz operating system.

Chipset
Qualcomm Atheros QCA9561 @ 750 MHz
RAM
128 MB
Flash
16 MB
OS
Fritz
Power supply
12 V / 2.5 A

Network

The latest firmware supports IPv6 protocol that provides an identification and location system for computers on networks and routes traffic across the Internet.

Protocols
IPv4
IPv6
LAN ports
4 x 10/100 Mbps
WAN ports
1 x 10/100 Mbps
Mobile network
yes, with USB dongle
VPN support
no

Wireless

The FritzBox 4020 is compatible with 2.4 GHz Wi-Fi networks. 2.4 GHz is the most widely used frequency and in some cases may be overcrowded.

Antennas
2 x 3 dBi
internal
2.4 GHz
yes
5 GHz
no
60 GHz
no
Standards
IEEE 802.11b/g/n
Class
N450
Speed
450 Mbps
Transmit power
20 dBm
Security
WPA
WPA2
Guest network
yes

Connectivity

You can attach a compatible USB printer to the AVM FritzBox 4020 device. It has built-in NAS functionality.

USB ports
1 x USB 2.0
Print server
yes
File server
yes

Administration

The default IP addresses of the AVM FritzBox 4020 device is 192.168.178.1. These address allows you to access the router's console login page.

Default IP
192.168.178.1
Default username
[blank]
Default password
[on the label]

Links

Official site
https://avm.de/

The specifications above are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the AVM FritzBox 4020, then don’t hesite and signal the problem to us.

AVM FritzBox 4020's (FB-4020) comparisons

According to our statistics, the AVM FritzBox 4020 router was most often compared on our site with the following routers.

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