How do you tell Petit Verdot and Tannat apart in a blind tasting?

The clearest separator between Petit Verdot and Tannat is alcohol: Petit Verdot is High while Tannat is Medium. Lead with that to resolve the blind call.

Is Petit Verdot or Tannat higher in alcohol?

On the WSET ladder, Petit Verdot is High and Tannat is Medium for alcohol.

Are Petit Verdot and Tannat red or white?

Petit Verdot and Tannat are both red grape varieties.

Petit Verdot vs Tannat — how to tell them apart

Structure compared

Structure compared	Petit Verdot	Tannat
Acidity	Medium(+)	Medium(+)
Tannin	High	High
Body	Full	Full
Alcohol	High	Medium
Color intensity	Deep	Deep
Aromatic intensity	Medium	Medium(+)

Signature aromas

Petit Verdot

blackberryvioletgraphite

Tannat

black plumblackberryviolet

Common questions

How do you tell Petit Verdot and Tannat apart in a blind tasting?: The clearest separator between Petit Verdot and Tannat is alcohol: Petit Verdot is High while Tannat is Medium. Lead with that to resolve the blind call.
Is Petit Verdot or Tannat higher in alcohol?: On the WSET ladder, Petit Verdot is High and Tannat is Medium for alcohol.
Are Petit Verdot and Tannat red or white?: Petit Verdot and Tannat are both red grape varieties.