Comparing AVM products - Modem/Network

Comparing AVM products
FRITZ!Box 4040FRITZ!Box 4040 FRITZ!Box 4020FRITZ!Box 4020
ADSL/ADSL2+
VDSL
LTE
Cable
WAN ###YES### ###YES###
Fibre
Wireless LAN AC + N N
Dual-band wireless ###YES###
Band (GHz) 2.4 and 5 2.4
Max. Mbit/s 866 + 400 450
PBX
VoIP/HD telephony
Answ. mach/fax
DECT base station
Internal memory
Media server ###YES### ###YES###
Gigabit LAN 4
LAN 4
USB 2 1
ISDN
Analog
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