Spain vs Portugal driving rules
Compare the main cross-border differences before driving between Spain and Portugal.
| Rule | Spain | Portugal |
|---|---|---|
| Built-up areas | 20 / 30 / 50 km/h | 50 km/h |
| Outside built-up areas | 90 km/h | 90 km/h |
| Motorways / expressways | 120 km/h | 100 / 120 km/h |
| Standard drivers | 0.5 mg/ml | 0.5 mg/ml |
| Novice drivers | 0.3 mg/ml | 0.2 mg/ml |
| Professional drivers | 0.3 mg/ml | 0.2 mg/ml |
| Daytime lights | Mandatory for motorcycles and in low visibility | Not stated in the standardized source |
| Winter tyres / equipment | Not stated in the standardized source | Not stated in the standardized source |
| Mandatory equipment | warning triangle, reflective vest, fire extinguisher | reflective vest, warning triangle |
| Low-emission zones | A windscreen sticker is required, including on foreign plates | No sticker — access is checked against the number plate |
| Fines and enforcement | EU rules let the fine follow you home | EU rules let the fine follow you home |
| Emergency number | 112 | 112 |
Spain
Typical passenger-car speed limits: Urban limits depend on whether road and pavement share one level and whether there is one or multiple lanes in each direction.
Daytime lights: Mandatory for motorcycles; for other vehicles, mandatory only in reduced visibility.
Winter tyres / equipment: The source lists mandatory snow chains in heavy snow but does not state a passenger-car winter-tyre requirement.
Mandatory equipment: The source allows an amber emergency warning light instead of two triangles and limits the fire-extinguisher requirement to buses and goods vehicles over 3.5 t.
Portugal
Typical passenger-car speed limits: The source lists 100 km/h for expressways and 120 km/h for motorways.
This is a planning summary, not legal advice. Road signs and current national rules take priority. Always check the linked official source before departure.