How do you tell Colombard and Folle Blanche apart in a blind tasting?

The clearest separator between Colombard and Folle Blanche is alcohol: Colombard is Medium while Folle Blanche is Low. Lead with that to resolve the blind call.

Is Colombard or Folle Blanche higher in alcohol?

On the WSET ladder, Colombard is Medium and Folle Blanche is Low for alcohol.

Are Colombard and Folle Blanche red or white?

Colombard and Folle Blanche are both white grape varieties.

Colombard vs Folle Blanche — how to tell them apart

Structure compared

Structure compared	Colombard	Folle Blanche
Acidity	High	High
Body	Medium(−)	Medium
Alcohol	Medium	Low
Color intensity	Pale	Pale
Aromatic intensity	Medium(+)	Medium(+)

Signature aromas

Colombard

grapefruitlemonguava

Folle Blanche

lemongreen applewhite flowers

Common questions

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