Spain

AI Blood Alcohol Calculator – 0.5 g/L Limit Check 🇪🇸

Driving in Spain tomorrow? Our AI estimates your blood alcohol content from your weight, drinks, and food — so you know when you'll be safely under the 0.5 g/L limit.

0.5 g/L Drink-drive limit
Use standard Calculator FAQ
  • Instant BAC estimate
  • Sobriety timeline
  • Legal limits for 40+ countries

ℹ️ Information

CONTEXT
🌎 Country
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ABOUT YOU
Sex
Weight

Age

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Food intake

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🍹🍸🍺 Drinks

Drink {{index+1}} 🍷

%

Maximum number of drinks reached.

Tries left:

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📈 Results

Current BACPeak BAC {{ initialSobriety }}{{ unitSign }} Measured for Now · Drink-drive limit {{ countryLimit }}{{ unitSign }}
Status:
Over the 0.5 g/L legal limit – driving is illegal. Approaching the 0.5 g/L limit – driving not advised. Likely under the 0.5 g/L limit, but drive with care.
{{ legalLimitTimeLabel }}

Current BAC

{{ initialSobriety }}{{ unitSign }}
Measured for Now

Drink-drive limit

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Based on Spanish law (0.5 g/L) ·

Elimination rate

{{ decayRateDisplay }}{{ unitSign }} / h
Typical average

Standard Drinks (UBE)

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Approx. consumed

Pure Alcohol (g)

{{ alcoholGrams }} g
Total ethanol consumed

Calories

{{ calories }} kcal
From alcohol only — mixers add more

Time over limit

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Estimated duration above the 0.5 g/L legal limit
For your own safety, we recommend using a rate no higher than the average.
Current BACPeak BAC {{ initialSobriety }}{{ unitSign }} Measured for Now · Drink-drive limit {{ countryLimit }}{{ unitSign }}
Status:
Over the 0.5 g/L legal limit – driving is illegal. Approaching the 0.5 g/L limit – driving not advised. Likely under the 0.5 g/L limit, but drive with care.
{{ legalLimitTimeLabel }}
{{ afterLabel }} {{ $t('unit.' + units) }} Status
{{ result.time }} {{ result.drunkenness }}
  • Likely under the 0.5 g/L limit, but drive with care.
  • Approaching the 0.5 g/L limit – driving not advised.
  • Over the 0.5 g/L legal limit – driving is illegal.
📉 Sobriety Over Time
👮 Health impact and legal consequences
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🤖 AI Analysis

📝 AI Notes

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Attention‼️ The results are only approximate, so make sure you are sober before driving.

AI Drink Drive Calculator & Alcohol Limit Spain

The AI BAC Calculator is tailored for users driving in Spain to estimate blood alcohol content (BAC) more precisely against the 0.5 g/L legal limit. It considers individual traits — weight, gender, age, exact alcohol intake, and food — to offer a smarter assessment of when you'll be safely under the limit and when you'll be fully sober.

Why is the AI more accurate than a basic BAC calculator?

  • Personalisation: Generic formulas treat every drinker the same. The AI adjusts to your body and habits for a realistic BAC estimate against the Spanish 0.5 g/L (or 0.3 g/L novice/professional) threshold.
  • Data-driven learning: The AI leverages large datasets of real BAC measurements and physiological studies to refine accuracy over time.
  • Complex factor handling: Food intake, drinking pace, physical activity, and even time of day all influence BAC — the AI accounts for them.
  • Practical recommendations: Beyond numbers, you get a clear answer on when it's safe to drive in Spain, your morning-after risk, and which driver tier (regular, novice, professional) applies to you.

This tool helps promote responsible decisions aligned with Spanish law — especially valuable for tourists unfamiliar with the 0.5 g/L threshold (lower than the UK's 0.08% / 0.8 g/L) and for novice drivers in their first two years post-licence.

Spain Alcohol Limit & BAC Calculator Data

Seven factors that determine your result

Weight
Body weight determines how alcohol distributes in the body — more weight means a lower blood alcohol concentration.
Sex
Men and women metabolise alcohol at different rates because of differences in body water content.
Age
Body water content declines with age, so the same amount of alcohol pushes peak BAC higher.
Amount
The amount of pure alcohol consumed is the main factor that determines your BAC result.
Strength
A higher strength (%) means more ethanol in the same drink serving.
Food
Food in your stomach slows alcohol absorption — drinking on an empty stomach can nearly double the peak BAC.
Time
The time of your first drink shows how BAC changes hour by hour and when you'll be sober again.

How much does Spain drink?

Alcohol consumption per adult, per year

11.0L

litres of pure alcohol per adult (15+), per year

Per adult, that is roughly:

667 beers ≈ 13/week
611 glasses of wine ≈ 12/week
688 shots ≈ 13/week
11.0 L
0.7 L Ø 8.9 17.1 L

24% above the regional average

Ranks #16 of 51 in Europe Ranks #21 of 188 in the World Average in Europe: 8.9 L

How neighbours compare

#1 Portugal 11.2L #12 Europe
#2 France 11.2L #12 Europe
#3 Andorra 11.1L #15 Europe
#4 Spain 11.0L #16 Europe
#5 Italy 8.3L #32 Europe
#6 Morocco 0.6L #7 Eastern Mediterranean

How safe are the roads in Spain?

Road traffic deaths per 100,000 people, per year

3.7 /100k

road traffic deaths per 100,000 people, 2024

~42% of road deaths linked to alcohol WHO estimate, 2019 · 28–58%
34 road deaths per week WHO estimate, 2024
14 alcohol-linked deaths per week WHO-derived estimate
3.7
0.0 Ø 6.7 17.2

45% fewer road deaths than the regional average

#13 safest of 53 in Europe #18 safest of 195 worldwide Average in Europe: 6.7 per 100k

How neighbours compare

#1 Andorra 2.5 #9 Europe
#2 Spain 3.7 #13 Europe
#3 France 4.6 #19 Europe
#4 Italy 5.1 #22 Europe
#5 Portugal 5.8 #25 Europe
#6 Morocco 18.6 #13 Eastern Mediterranean

Latest available year shown per country.

LIMITS NEARBY

BAC limits in neighboring countries

Explore the legal blood alcohol concentration (BAC) limits for drivers in nearby countries.

PT

Portugal

0.5g/L
Moderate
FR

France

0.5g/L
Moderate
IT

Italy

0.5g/L
Moderate
AD

Andorra

0.5g/L
Moderate
MA

Morocco

0.2g/L
Strict

Alcohol Limit Spain: 0.5 g/L & Novice 0.3 g/L

Spain's legal drink driving limits (blood alcohol)

Experienced drivers
0.5g/L
Moderate
Novice & professional drivers
0.3g/L
Strict
The 0.3 g/L blood limit (0.15 mg/L breath) applies to drivers in their first 2 years after passing the test and to professional drivers of taxis, buses, coaches, lorries and transport of dangerous goods. From ~1.2 g/L blood (0.60 mg/L breath) the offence becomes a crime under Article 379 of the Penal Code.

Spain Drink Driving Penalties & Alcohol Limit

Consequences of exceeding Spain's 0.5 g/L general limit (0.3 g/L novice/professional)

0.5 – 1.19 g/L
Administrative offence
  • Administrative offence — fine €500–€1,000
  • Loss of 4–6 licence points
  • Possible driving ban 1–3 months (longer for repeat offenders)
From 1.2 g/L (or refusal)
Criminal offence (art. 379 CP)
  • Criminal offence (art. 379 CP) — up to 6 months prison
  • Driving ban 1–4 years + criminal record
  • Insurer can recover damages from the drunk driver

Source: DGT (Dirección General de Tráfico), BOE — Ley sobre Tráfico, Código Penal Articles 379 and 383

Responsible Drinking & the 0.5 g/L Limit in Spain

Practical tips for safer drinking

Pace yourself
Stick to the "one drink per hour" rule – your liver needs time to process alcohol.
Eat before and while drinking
A solid meal slows alcohol absorption – an empty stomach raises BAC faster.
Drink water
After each alcoholic drink, have a glass of water – it reduces dehydration and health risks.
Don't drive
Even small amounts of alcohol impair reaction time. If in doubt, call a taxi or stay overnight.

Source: DGT, Ministerio de Sanidad, Plan Nacional sobre Drogas

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