Shiraz vs Cabernet Sauvignon: What’s the Real Difference?

Shiraz vs Cabernet Sauvignon. Two famous red wine varieties. But What’s the difference?

Shiraz and Cabernet Sauvignon are often compared but they are structurally quite different.

Shiraz (Syrah) is typically plush, generous, and fruit-forward. In warm regions like the Barossa, expect blackberry, plum, dark chocolate, and spice. Tannins are present but often softer and rounder. Mid season ripening in warm-hot climates.

Cabernet Sauvignon, on the other hand, is built on structure. It usually shows blackcurrant, cedar, mint, and sometimes herbal notes. Tannins are firmer and acidity slightly higher, giving the wine longevity. Small berries and thick skins need long ripening in moderate to warm climates.

In food pairing:

• Shiraz suits richer, fattier meats or slow-cooked dishes. Sweeter sauces (think peking duck, slow cooked beef) or tender steak. The flavours go to pepper and rich berry, almost relish like, with Shiraz so think of foods that go to a new level with rich sauces or chutneys.
• Cabernet pairs beautifully with grilled steak, especially leaner cuts. The classic is roast lamb or roast beef. Rich dark berries and a savoury element (capsicum, olives, bay leaf, sometimes mint) are characters that work well here.

Ageing potential also differs. Cabernet often ages longer due to its tannin and acid structure, developing savoury complexity over time.

Cabernet is definitely the more famous red wine variety worldwide. It’s original home in Bordeaux made it famous under the name of “Claret”, but the grape thrives internationally in moderate mediterranean climates that offer long ripening seasons: Napa Valley, Tuscany, Chile, Argentina, South Africa, and in Australia (particularly in Coonawarra and Margaret River).

Shiraz can be require a little more care. It grows traditionally on the slopes of the Rhone Valley in the South of France, south of Lyon. The most names being the area of Hermitage, St Joseph and the Cote Rotie, but it is also widespread in the massive Languedoc area, and as a key variety in the Cote Du Rhone and Chateauneu Du Cape blends.

While not as widespread as Cabernet, it still flourishes in countries with a warm mediterranean climate around the globe. Most notably in its adopted home of Australia where it makes generously flavoured spice driven wines. Many say it is as its finest in the Barossa Valley and McLaren Vale where they produce Shiraz wines of intensity and elegance – (see post here about the comparison)

So which is better?

Neither, it depends on what you want. If you prefer bold fruit and richness, Shiraz may appeal. If you enjoy structure and elegance with ageing potential, Cabernet is your wine.

Understanding these structural differences helps you choose more confidently whether buying for tonight or cellaring long term.

TASTE TEST AT HOME: A great comparison using Australian wines would be to pick up a Wynns Black Label Cabernet Sauvignon (Coonawarra), and a Grant Burge Filsell Shiraz (Barossa). These are both consistent excellent examples of these varieties from two star regions, around the same price, that are also excellent value.

Open them together with some bbq Scotch Fillet Steak and taste the difference with some friends.

Q: Is Shiraz stronger than Cabernet Sauvignon?
A: Shiraz often feels richer and more full-bodied, but alcohol levels can be similar.

Q: Which pairs better with steak?
A: Both work well, but Cabernet’s tannin structure often complements lean cuts better.

For more useful cheat sheets for wine, check out my Wine 101 Page