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Cabernet Sauvignon vs Syrah

How to tell them apart in a blind tasting

The clearest separator between Cabernet Sauvignon and Syrah is acidity: Cabernet Sauvignon is Medium(+) while Syrah is Medium. Lead with that to resolve the blind call.

Step 02

Cabernet Sauvignon vs Syrah

Compare structure side by side, then resolve the close-call with the right separator.

Primary separator

Cabernet Sauvignon leans cassis, firmer tannin, and cedar length; Syrah leans black pepper, olive, and smoky savoriness.

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Aroma Markers

Cabernet Sauvignon more likely markers

  • blackcurrant
  • cassis
  • cedar

Syrah more likely markers

  • black pepper
  • cured meat
  • smoke

Decision Cues

Most useful separators

  • Cabernet Sauvignon leans cassis, firmer tannin, and cedar length; Syrah leans black pepper, olive, and smoky savoriness.

High-signal differences

  • Acidity: Cabernet Sauvignon slightly higher (Medium(+) vs Medium).
  • Tannin: Cabernet Sauvignon slightly higher (High vs Medium(+)).
  • Alcohol: Syrah slightly higher (Medium vs High).
Structure fingerprint
Cabernet SauvignonSyrah
Acidity
Tannin
Body
Alcohol
Color intensity
Aromatic intensity

Reference context

Cabernet Sauvignon

Classic regions:

  • Bordeaux
  • Coonawarra
  • Maipo
  • Napa Valley

Style examples:

  • Left Bank Bordeaux
  • Cabernet-led Bordeaux blend
  • Structured oak-aged varietal red

Syrah

Classic regions:

  • Barossa
  • Northern Rhone
  • Swartland
  • Walla Walla

Style examples:

  • Cote-Rotie
  • Savory peppery cool-climate red
  • Ripe full-bodied warm-climate Shiraz

Common questions

How do you tell Cabernet Sauvignon and Syrah apart in a blind tasting?

The clearest separator between Cabernet Sauvignon and Syrah is acidity: Cabernet Sauvignon is Medium(+) while Syrah is Medium. Lead with that to resolve the blind call.

Is Cabernet Sauvignon or Syrah higher in acidity?

On the WSET ladder, Cabernet Sauvignon is Medium(+) and Syrah is Medium for acidity.

Are Cabernet Sauvignon and Syrah red or white?

Cabernet Sauvignon and Syrah are both red grape varieties.

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