In addition to the 5 seats, the e-tron has both a trunk and a frunk in addition to roof storage and trailer capabilities.
Luggage compartment seperation net
As an option you can get a net to seperate the luggagee compartment with the passengers. The option id is 3CX
See below for Banana box test for e-tron and e-tron sportback.
You can store up to 75kg on the roof.
Both e-tron and e-tron Sportback models can be equipped with rails for easy mounting of roofbox. Options ID 3S1 for aluminum rails and 3S2 for black rails.
Audi e-tron can drag trailers up to 1800kg. You can expect the consumption to go up depending on size on trailer
Trailer example 1
In this example the owner pulled a 1800kg trailer with boat. The consumption ended up on 52.5kWh/100km over a distance on 568.1km. This gives an theoretical range on 164km.
In miles it is 1.9miles/kWh and range on 101.
Trailer example 2
In this example the owner pulled a 1800kg trailer with boat. The consumption ended up on 60.6kWh/100km over a distance on 83.1km. This gives an theoretical range on 144km.
In miles it is 1.03miles/kWh and range on 89.