smart Fortwo headlight bulb size by year

The low beam, high beam and fog light bulbs for every smart Fortwo from 2008–2018. Pick your year to jump straight to it. Each answer links to the page in smart’s owner’s manual it came from.

Choose your year

smart Fortwo bulb sizes at a glance

YearsLow beamHigh beamFog light
2008–2013H7H7—
2014–2015H7H7—
2016H4H4H16
2017–2018H4H4—

Where a year lists more than one bulb, it depends on trim or headlight type; see that year’s section below.

2008–2013 smart Fortwo headlight bulbs

LightBulbNotes
Low beamH7
High beamH7
Where this comes from (4 sources)

Buy bulbs for your 2008–2013 smart Fortwo

RecommendedH7 standard replacement

Same light as the original bulb, at the lowest price. Fits your low beam, high beam.

More H7 options: brighter halogen, long life, LED upgrade

2014–2015 smart Fortwo headlight bulbs

LightBulbNotes
Low beamH7
High beamH7
Where this comes from (2 sources)

Buy bulbs for your 2014–2015 smart Fortwo

RecommendedH7 standard replacement

Same light as the original bulb, at the lowest price. Fits your low beam, high beam.

More H7 options: brighter halogen, long life, LED upgrade

2016 smart Fortwo headlight bulbs

LightBulbNotes
Low beamH4
also sold as 9003 / HB2
High beamH4
also sold as 9003 / HB2
Fog lightH16
Where this comes from (1 source)

Buy bulbs for your 2016 smart Fortwo

RecommendedH4 standard replacement

Same light as the original bulb, at the lowest price. Fits your low beam, high beam.

More H4 options: brighter halogen, long life, LED upgrade
RecommendedH16 standard replacement

Same light as the original bulb, at the lowest price. Fits your fog light.

More H16 options: brighter halogen, long life, LED upgrade, colored / styled

2017–2018 smart Fortwo headlight bulbs

LightBulbNotes
Low beamH4
also sold as 9003 / HB2
Two sources
High beamH4
also sold as 9003 / HB2
Two sources
Where this comes from (2 sources)

Buy bulbs for your 2017–2018 smart Fortwo

RecommendedH4 standard replacement

Same light as the original bulb, at the lowest price. Fits your low beam, high beam.

More H4 options: brighter halogen, long life, LED upgrade

Always double-check the size printed on the old bulb’s base before you buy. See how we source our data. More smart models.