How do you tell Grenache Blanc and Marsanne apart in a blind tasting?

The clearest separator between Grenache Blanc and Marsanne is color intensity: Grenache Blanc is Pale while Marsanne is Medium. Lead with that to resolve the blind call.

Is Grenache Blanc or Marsanne higher in color intensity?

On the WSET ladder, Grenache Blanc is Pale and Marsanne is Medium for color intensity.

Are Grenache Blanc and Marsanne red or white?

Grenache Blanc and Marsanne are both white grape varieties.

Grenache Blanc vs Marsanne — how to tell them apart

Structure compared

Structure compared	Grenache Blanc	Marsanne
Acidity	Medium	Medium
Body	Medium(+)	Medium(+)
Alcohol	Medium	Medium
Color intensity	Pale	Medium
Aromatic intensity	Medium	Medium

Signature aromas

Grenache Blanc

peargreen applefennel

Marsanne

pearquincealmond

Common questions

How do you tell Grenache Blanc and Marsanne apart in a blind tasting?: The clearest separator between Grenache Blanc and Marsanne is color intensity: Grenache Blanc is Pale while Marsanne is Medium. Lead with that to resolve the blind call.
Is Grenache Blanc or Marsanne higher in color intensity?: On the WSET ladder, Grenache Blanc is Pale and Marsanne is Medium for color intensity.
Are Grenache Blanc and Marsanne red or white?: Grenache Blanc and Marsanne are both white grape varieties.