Yes some 4wd hire cars are allowed on unsealed roads in Australia

The 4wd we book for you are allowed on regonzied unsealed roads with a few exceptions.

Small locally based suppliers are all different in their roads rules and where you can't go.
If you are talking about Arnhemland some small and mainstream suppliers will not let you on the Central Arnhem Road or the top road from the kakadu Highway over Cahill's Crossing.

So when you ask us for a quote we often ask where your gouing so we can chose the right supplier for you.
Supplier is the company that own the 4wd's that are for hire.
As we have the largest range of suppliers available we look and compare all the suppliers for you.

Mainstream car hire companies
Now there are mainstream car hire companies with 4wd in their range and some of these won't let you on unsealed roads. So even if you see 4wd it doesn't mean it's always allowed on unsleaed roads.

What's the difference between off road and unsealed recognized road or gazetted roads in Australia.

Off Road
Means you drive where there is no tracks. All the suppliers we know say you must keep to a unsealed recognized road or gazetted road in Australia.
We have a limited number of suppliers that will allow offraod on cattle stations though the bond will be raised for this hires with a customized quote. Mainly used for approved outfitter trips.

What's a unsealed Recognized Road in Australia?
A unsealed Recognized Road in Australia usually indicates a road name by the local council, and is well maintained.

What's a unsealed Gazetted Road in Australia?
A unsealed Recognized Road in Australia usually indicates a road name by the local council, and is well maintained andf then is in the Government Gazette and passed for 3 months.