RRoad Clarity

PortugalvsSpain

Portugal and Spain share a land border — here's how their driving rules differ, side by side.

VERIFIED 2026-07-29 & 2026-07-29 · METHODOLOGY
RULEPortugalSpain
Driving sideDrives on the rightDrives on the right
Urban speed limit50 km/h50 km/h
Rural speed limit90 km/h90 km/h
Motorway speed limit120 km/h120 km/h
Alcohol limit (general)0.5‰0.5‰
Alcohol limit (novice)0.2‰0.3‰
Mandatory equipmentWarning triangle, Hi-vis vestWarning triangles (two required), Hi-vis vest
TollsToll boothsMixed tolls
HeadlightsNot generally mandatory in daylight outside tunnels, though motorcycles must run headlights at all times; recommended in poor visibility.Not generally mandatory in daylight outside tunnels, though carrying and using dipped headlights in poor visibility is required; motorcycles must run headlights at all times.
Winter tires / chainsNo nationwide mandatory rule — winter tires and chains are rarely needed given the climate, though they can be advisable on higher mountain roads (e.g. Serra da Estrela) in snow.No nationwide mandatory date-based rule; winter tires or chains can be required on specific signed mountain roads (e.g. the Pyrenees and parts of the north) during winter weather events — follow posted signs.
Low-emission / restricted zonesLisbon operates a low-emission zone in parts of the city center; other cities have more limited restrictions — check local signage.Low-emission zones ("Zonas de Bajas Emisiones") cover Madrid, Barcelona, and a growing number of Spanish cities, generally requiring an environmental sticker ("distintivo ambiental") displayed on the windscreen — check each city's rules before entering.
Child seatsChildren under 135 cm must use an approved child restraint suited to their height and weight.Children under 135 cm (roughly age 12) must use an approved child restraint suited to their height and weight; front-seat use is restricted for smaller children.
Mobile phone useHands-free only; holding a phone while driving is prohibited.Hands-free only; holding a phone while driving is prohibited, including at traffic lights.
CurrencyEUREUR
Emergency number112112