Transport > Road Stats: compare key data on Portugal & United States


STAT Portugal United States
Expressway length 2,613 km
Ranked 16th.
76,334 km
Ranked 2nd. 29 times more than Portugal
Length of motorways per capita 32.49 mm
Ranked 13th. 3 times more than United States
10.21 mm
Ranked 36th.
Motor vehicles per 1000 people 548
Ranked 26th.
Ranked 3rd. 45% more than Portugal
Motorway density 28.65 m of motorway per square km
Ranked 9th. 4 times more than United States
7.79 m of motorway per square km
Ranked 18th.
Motorway length 2,647 km
Ranked 9th.
75,008 km
Ranked 1st. 28 times more than Portugal
Motorway length per capita 249.32 mm
Ranked 5th.
253.05 mm
Ranked 4th. 1% more than Portugal
Radar detector legality Illegal to own and/or use in a vehicle Law varies from state to state, but detectors are generally legal in private vehicles under the Communications Act of 1934 and illegal in commercial vehicles by DOT regulation ( 49 CFR 392.71 ). Exceptions:


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